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LTC3577/-1/-3/-4: 4mm x 7mm PMIC integrates linear power supervisor and charger
Ling Li belong to special company (Linear Technology Corporation) Introduce the highly Integrated multi-functional power management integrated circuit (PMIC) Solve the scheme LTC3577, LTC3577-1, LTC3577-3 and LTC3577-4, these devices are used in the battery application of walkie lithium ion / polymer. Has LTC3577/-X integrated the compatible linear power thorough fare (PowerPath of one USB in flat flat 4mm x 7mm QFN has capsulated? ) Supervisor, an independent battery charger, overvoltage protection (OVP) , used for 10 LEDs driver, button put through / shut off control, 3 the intersection of high efficiency and stabilizator and two LDOs of stepping down etc. synchronously. LTC3577-1 and LTC3577-4 have the floating voltage of 4.1V batteries, in order to improve the extra high-temperature safety margin of concurrent implementation of the life-span of battery cycle, and LTC3577 and LTC3577-3 contain the floating voltage of the standard 4.2V battery, lengthens run time with the high limit. LTC3577-3 and LTC3577-4 are made-to-order for SiRF Atlas IV chip set. These IC is very suitable for the application of porable equipment, including individual navigates the apparatus (PND) , digital media / video broadcasting (DMB/DVB) Watch apparatus and walkie medical treatment and commercial installation in apparatus, figure / radio equipment of the satellite, media player, common report controller, photo.
The intersection of power and thorough fare of LTC3577/-X manage utensil, support the intersection of priority processing and function automatically, seamless manage, input conversion between power by a plurality of, in order to supply power to load, offer the high battery charging current up to 1.5A from the AC adapter power at the same time, or offer the high charging current up to 500mA from USB port. Charger and high to reach 5.5V (maximum transient value 7V absolutely, in order to strengthen the robustness) Input compatible. " put through immediately " of these IC The work can guarantee system load supplies power, even no exception when the battery totally discharges. Independent work simplification is designed, does not need the external microprocessor to realize and charge and stop. Overvoltage protection control device for exchanging /it is high for protections up to 30V since input and offer USB,and use for not lasting the safety and reliabilities of battery battery stepping down of voltage circuits high-temperature. For reset this device when the software is locked in the intersection of job and the intersection of season and energy capacity of battery of the province for a long time, LTC3577/-1 contains the hard reset function started through dash control, thus the ultralow static current condition of locating this IC, in this case the device is drawn
LTC3577/-1 can control the stepping down stabilizator under high pressure of a piece of outside, in order to realize the tracing of high-efficiency battery (Bat-Track through a high tension supply? ) Charge and power path control, thus reduce the power consumption. Limited for input current when or not offered ing, the internal 200mΩ ideal diode can offer one to get to the loaded low loss power thorough fare to add an available external ideal diode control device.
3 of LTC3577/-X are Integrated synchronously the stepping down stabilizator can offer the output current of mA of 800/500/500 respectively with 100% of the duty ratio work, and have the low adjustable output voltage to 0.8V. The high switching frequency of 2.25MHz allows to use the height dainty low-cost capacitors and inductors of less than 1mm. Internal low RDS (ON) The switch realizes it reaches 95% of the efficiency high, thus further lengthen the run time of battery to the maximum extent. In addition, the burst mode (Burst Mode that I2C controls? ) Work with only static electric current (while shutting down of 20uA of every stabilizator
The other characteristics of LTC3577/-X include: One has I2C controlling 60dB luminance (the range of adjusting luminance at 1000:1) And 40V of the grey level control ability connects the back in series and lights 10 - LED driver, the button with the systematic reset function is put through / shut off and controlled, and the double-channel 150mA electric current limits LDO.
LTC3577/-X supplies from stock, adopts the compactness, flat flat (0.75mm) 4mm x 7mm QFN-44 capsulates. Regard 1,000 as the unit to buy in batches, each price is 4.95 dollars. If need more information, please log on www.linear.com.cn.
USB compatible linear power supervisor + battery charger + 3 stepping down stabilizators synchronously + OVP + is used in 10 Piece drive device + button of LED put through / shut off and control + two LDOs
Characteristic summary: LTC3577, LTC3577-1, LTC3577-3 And LTC357704
Intact many functions PMIC: Linear power supervisor, lithium ion / polymer battery charger, 3 stepping down synchronously stabilizators, used in The drivers of 10 LEDs, two 150mA LDOs, button put through / shut off and control
Heat-resisting enhancement type, tabular (0.75mm) 44 lead wire 4mm x 7mm QFN capsulates
Power supervisor and battery charger
Use AC adapter it inputs to be can the intersection of charging current and programming to up to
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Altera offers Arria II GX FPGA to develop the kit and accelerate the high performance 3 - Gbps application and development
Altera Company announced a few days ago, began to offer Arria II GX FPGA to develop the kit. Users exploit hardware and software resource offered by kit, can assess and employ hitting end 40 - nm FPGA of Altera fast - -Arria II GX, in the communication, broadcast, computer and storing, testing and measuring and medical treatment and military application, realize the digital function of all kinds of high performance.
Arria II GX FPGA develop kit include intact system, assembly its prove, offer hardware reference design in advance, thus help users to shorten development time. For example, develop the kit and offer PCI Express (PCIe) Gen1 end point is designed the bag, including the development board based on Arria II GX FPGA, it accords with PCI-SIG, has embedded PCIe Gen1 hardcore intellectual property rights (IP) Kernel. Offer all kinds of to exploit natural resources on Altera websites, including cost-free PCIe trains, because of PCIe, giga Ethernet (GbE) And reference design of SDI, help designer start, develop with higher speed, offer 20 many the middle easy to use connect the card, have met special application and market demand.
The reputable director Luanne Schirrmeister of the components and parts products marketing of Altera Company comments: "Develop the kit through Arria II GX, users can assess Arria II GX FPGA fast, turn the product design from concept into real products rapidly. Kit of this development has a lot of high performance characteristics, utilize these characteristics, Arria II GX users have stressed the advantage of the custom hardware products in many kinds of application. "
Arria II GX FPGA develops the kit and offers and develops the board, its Arria II GX (EP2AGX125EF35) FPGA contains 12 transceivers, does the kit offer Quartus? Permit in one year when II develops the design software of the kit edition, can users still use and include Nios? II embedded Altera MegaCore which designs the bag? IP storehouse.
Arria II GX FPGA has offered the innovative technology with first-class industry to user, includes 16 times 3.75- Gbps transceiver, logical unit 256K (LE) And RAM within 8.5 Mbits. Arria II GX device faces the application which uses the major transceiver agreement, including PCIe, GbE, three-speed SDI, CPRI, GPON and XAUI,etc..
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NXP double-channel class d amplifier brings in the car of the energy-efficient the provincial department level sound effect of the music is experienced
The intersection of kindness and semiconductor Pu (NXP Semiconductors, the semi-conductive company independently founded by Philip) intelligently Introduced the new series of double-channel class d amplifier with top sound effect and efficiency a few days ago, have further consolidated status of the leaders in the field of amusement of the sound appliances in the car of this company. New the intersection of kindness and the intersection of TDF8599 D and the intersection of amplifer A and for 70-130 serial ultimateoutput Pu intelligently ,Compared with traditional class ab amplifier, have reduced the power consumption of the vehicle carried stereo by a wide margin, and guarantee more valid heat energy is managed.
The new class d amplifier has extremely high dynamic audioranges, makeover the car amusement to experience, make you realize and enjoy like the ultimate attainment like the music hall in the course of driving. TDF8599 the intersection of amplifier and series develop according to highest requirement of customer, high the intersection of efficiency and class d amplifier Pu have extensive the intersection of product and combined supplement now intelligently to kindness.
Come from Germany's constructing and specially working in the audio frequency system engineering group of system Company of car of city Hamann Bake of the guest and responsible for the hardware, the projects of machinery and layout design are in charge of Christian Seidel to represent: "TDF8599 series make us reduce the power consumption of the audio amplifier of multiple channel by a wide margin, improve the sound effect in order to meet customer's demands at the same time. "
Kindness Pu introduce first high the intersection of efficiency and the intersection of amplifier and product series promptly intelligently 2003, the intersection of stereosound and class d amplifier that introduce newly this time similar the intersection of amplifier and the intersection of product and fourth generation already. Before this, kindness class d amplifier Pu use for his vehicle carried sound system many of leading automaker already intelligently.
Kindness the intersection of BL and the intersection of car and the intersection of amusement and the intersection of solution and the intersection of sound effect and senior Dr., Tobias Helbig of director, Pu show intelligently: "We adopt new TDF8599 D stereosound enlarge series offer out of the common stereo set to customer experience, and further reduced the power consumption. We are making great efforts to make the ideal technological platform, in order to support the vehicle carried information amusement system of the future generation. Because automakers are still looking for and improving the life that the passenger experiences continuously, and the car of the new is increasing a great deal of new functions constantly the most for it, so, become quite crucial in the car if it is possible to manage effectively and responsibly. "
TDF8599 series include TDF8599A and the intersection of TDF8599B and pairs of BTL ' The bridging type is supported) Vehicle carried audio amplifier, adopt because of insulating silicon (SOI) Output stage of BCD MOS technical pair of NDMOS transistor-resistor logics. TDF8599A in the intersection of I2C and bus line can also run under I2C bus line mode. At I2C bus line mode, DC supports and measures the result and very light read back of faulty condition to this device, can choose up to 15 I2C bus addresses. All products totally accord with AEC-Q100 car quality standard.
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Vishay introduces and adopts TO-220, TO-220F and TO-247 encapsulated new 500V power MOSFE
A few days ago, Vishay Intertechnology, Inc. was announced, put out the power MOSFET of the new 500V voltage --- SiHP18N50C(TO-220) , SiHF18N50C (TO-220 FULLPAK) , SiHG20N50C, technology extend TO-220 to and TO-220F, and TO-247 seal load onto 6.2 the intersection of nchannel and the intersection of level and FET of company this.
New SiHP18N50C (TO-220) , SiHF18N50C (TO-220 FULLPAK) And SiHG20N50C has the nominal voltage of 500V, the on resistance of maximum driven by 10V grid only has 0.27Ω. Low RDS (on) Mean lower conducting loss, thus the power factor correction (PFC) in various electronic systems And puls e-width modulation (PMW) Employ and save energy, the application includes LCD TV, PC, server, communication system and welds the machine.
Except low on resistance, the bar electric charges of these devices have 65nC only. Bar electric charge and product of the on resistance are to appraise the key Q factor (FOM) used for MOSFET in power conversion is employed ,The Q factors of these devices are 17.75.
In order to improve the reliability operated, the device has passed 100% of the avalanche test, can bear the high monopulse (EAS) And repeated (EAR) Avalanche energy. Continuous current of impulse current and 18A of processaable 72A of the device. All these three devices have a valid output capacitance specification. Compared with the first 500V power MOSFET a generation of, the new device is improved on transconductance and backward recovery characteristic to some extent.
Key device index :
The device capsulates VDS
(V)
VGS
(± V)
ID
(A)
RDS(on)
(Ω)
Qg
(nC)
Rth(j-a) (degree C/W) SiHP18N50CTO-22050030180.2706562SiHF18N50CTO-220 FULLPAK50030180.2706565SiHG20N50CTO-24750030200.2706540
SiHP18N50C and SiHF18N50C can offer the unleaded terminal, adopts TO-220 and FULLPAK to capsulate. SiHG20N50C offers lead-free TO-247 to capsulate.
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Intersil introduces the new USB 2.0 high-speed multiplexer of high ESD, ultra low-voltage
Intersil Company announced a few days ago, introduced a section of new integrated circuit --- ISL54222A, has offered the characteristic with leading industry for the fact that the high speed terminal of internal USB needed the porable equipment which shared an USB interface unit. Passway of device this Two-way, can share tabletop or kneetop computer, walkie miniatrue printer or a plurality of one main the intersection of USB and port export, at the the intersection of apparatus and base.
ISL54222A is a USB 2.0 high-speed multiplexer of the single power, can work under a 1.8V- 3.3V form power. Besides this, ISL54222A Input/Output (I/O) Anthropometric dummy (HBM) of the terminal Electrostatic discharge (ESD) Greater than 12kV. Low service voltage and high ESD are protected, make ISL54222A used in application such as intellectual mobile phone, MP3 player, personal navigation aid and digital camera extremely flexibly and steadily.
The internal charge pump of this product can reduce the switch resistance, expand the eye pattern of USB signal, to reach better characteristic under the speed of 480Mbps. The device includes two SPDT (single-pole double throw)s The switch, dispose into one DPDT (double-pole double-throw) Switch. The switch can switch over the USB high-speed signals and/or USB full-speed signals in various battery-opwered porable equipments of the route.
As the deenergization of the power, fail-safe operation has offered the low switch to let out, can prevent the apparatus during deenergization from opening in surprise. While not using any USB interface, energy-conservation can control and can disconnect all switches to make to export, drop the power consumption to 1μ A. Low Ron and low capacity switch met the instructions for use of USB, offered for the fact that noise and cable are reflected and operated margin at the same time. ISL54222A can bear the overvoltage of going beyond the power rail, the protective requirement of meeting USB 2.0 and shorting out, and does not need extra outside device.
The switch of 5.5Ωcan do the swing to the rail of rail, especially to transmitting USB full-speed intelligence signal of 0V- 3.6V, and USB high-speed intelligence signal of 0V- 400mV has carried on the special planning, and use the single power low to 1.8V. These switches have high bandwidth and low capacity, can pass USB high-speed intelligence signal by minimum shaking.
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Microchip faces the embedded market to introduce the resistance type touch-sensitive screen control device of simulation
Microchip Technology Inc. (the little core scientific & technical corporation of U.S.A.) Announced a few days ago, introduced the embedded trade most innovative resistance type touch-sensitive screen control device of simulation - -MTouch AR1000 control device. AR1000 mTouch capacitive and inductance type touch sensory the intersection of solution and combined supplement in a overall one as Microchip in control device, have further consolidated Microchip in the semi-conductive trade most extensive touch control device products supplier's status. Pass and offer built-in decoding function and advanced filtration treatment, and the calibrate driven by the control device, AR1000 it is any embedded to touch the cost designed while being resistance type for control device to reduce, have accelerated listing time.
Before AR1000 control device puts out, realize the resistance type embedded system of touching user interface is only limited to the fundamental analog-digital converter (ADC) ,And need to develop and integrate on a large scale. AR1000 control device has dispelled this kind and tried project by mistake through offering the advanced exclusive touch-sensitive screen to decode algorithms, make, employ reliable the intersection of touch and coordinate to receive complete treatment. AR1000 control device has merged Microchip outstanding one-chip computer manufacturing capacity and Hampshire Company purchased recently and exceeded 15 in designing the resistance type touch-sensitive screen control device Annual abundant experience, make embeddedly resistance typely to touch risk reducing, reducing and listing time of systematic total cost of product development designed is shortened. Because of the low cost, can utilize the finger, import through the glove or writing pen, and easy to make and integrate generally, resistance type touches technology well received, applicable application contains the mobile phone, industrial automation, retails the pos terminal, lottery / recreational facilities and car navigation system.
Microchip safety protection, one-chip computer and technological executive vice president Steve Drehobl of development department show: "AR1000 control device has offered their required flexibility of realizing the resistance type touch-sensitive screen interface of simulation easily rapidly to designer. This control device has met all kinds of demands for nowadays touching the solution in low cost and shorter development time, reflected Microchip promises the brands of the quality, reliability and characteristic at the same time. "
Does AR1000 controls the utensil to prepare against general Line 4, Line 5 and Line 8 to support, and support SPI, I2C? And UART communication interface. It is touched and designed that this product is very resistance type, consumption ' mobile communication equipment, personal digital assistant, global positioning system, media player and printer) , medical ' Patient's monitoring aid) , industry ( Self-service service pavilion, touch-sensitive screen display unit, walkie instrument and pos terminal) And automobile market ( Navigation system) Wait a moment.
The developing instrument is supported
Microchip puts out mTouch AR1000 development tool kit (part is numbered at the same time: DV102011) ,The satisfiable designer uses all needs of AR1000 control device. Kit including AR1000 develop board, one 7 the intersection of Line 4 and resistance type touch-sensitive screen, the intersection of PICkit and serial analyser and all essential interface cable, and a CD including relevant technical documentation and all indispensable software. The CD also includes one AR1000 easy to use disposes the utility program. Pass the graphical user interface (GUI) of this procedure ,The designer can use AR1000 control device to select to test the configurated of all users.
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Vishay introduces the new nchannel MOSFET device of the lowest on resistance in the industry
A few days ago, Vishay Intertechnology, Inc. was announced, introduced the new nchannel MOSFET device with lowest on resistance in the industry --- SiR494DP, drop the voltage of the third generation TrenchFET power MOSFET of this series to 12V, the on resistance of this device and product of bar electric charge are the lowest in the device of this kind of nominal voltage at the same time.
The on resistance of maximum that SiR494DP of the nominal voltage 12V is driven by 10V and 4.5V grid is 1.2mΩ and 1.7mΩ respectively. The product of on resistance and bar electric charge is to appraise the key Q factor (FOM) used for MOSFET in DC-DC converter is employed ,The bar electric charge under 4.5V voltage of this device has 85nC only.
With competing for the device to compare to that low conducting loss and what the low switching loss has been optimized are proximal, these indexes indicate the on resistance of this device under 10V and 4.5V has been reduced by 40% and 35% respectively, FOM has been reduced by 29%. Lower on resistance and bar electric charge mean lower conducting and switching loss.
Vishay Siliconix SiR494DP can be used for adopting the low input voltage (5V- 3.3V) Step down converter, low output voltage (5V, 3.3V, and low) synchronously OR-ing application, and various adopt 5V and 3.3V input voltage to support some (POL) The intersection of low tension side and MOSFET in the system of converter, in application the, new low the intersection of feed-through and loss and low switching loss of device can use energy efficient.
As to the application of the low output voltage, the nominal voltage of bar source of 12V happens to be enough, but up until now, the design engineer is forced to choose the device of 20V, when especially the artificer needs the source voltage of bar of lowest on resistance and 20V at the same time. SiR494DP is first MOSFET with these characteristics: VDS =12V, VGS =± 20V, the on resistance driven by 10V grid has 1.2mΩ only.
The new power MOSFET adopts PowerPAK SO-8 to capsulate. This fund is unleaded, does not have halogenic device to accord with the demands for IEC 61249-2-21, accord with RoHS Directive 2002/96 / EC norm, and 100% have passed Rg and UIS test.
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First TCA with LAN connection function on the advanced shelf manages the control device solution
A few days ago, the special company (Actel Corporation) of the love Constituent company Pigeon Point Systems (PPS) Release board-level management to consult and design (board management reference, BMR) Newer edition of the ABC of grade of toolkits, offer breakthrough TCA to manage the control device solution, including first passes the network control unit - interface of side band (Network Controller Sideband Interface, NC-SI) The standard, in order to support on the advanced shelf (in-shelf) Network link. NC-SI that BMR solution offers supports to be based on Actel Fusion composite signal FPGA, it and relevant scheme based on Renesas H8S microcontroller, it is the industry that supports PICMG (namely AdvancedTCA norm) in the first batch The solutions of 3.0 editions.
Pigeon Point Systems president Mark Overgaard claims: "Pigeon Point is used in AdvancedTCA BMR solution of managing control device and continue leading the industry to develop, because of Fusion composite signal FPGA and Renesas H8S microcontroller, take the lead in offering AdvancedTCA R3.0 norm to support. Can support the advanced shelf and have the connection function of the network on the basis of the latest BMR solution of Fusion composite signal FPGA, fully reveal the high flexibility based on management control device of FPGA. Meeting NC-SI normal management control device's needs has Ethernet MAC of independent interface of small-scale media, the new solution only needs to add Core10/100 Ethernet MAC DirectCore with special love into FPGA design, can realize this function. "
Pigeon Point Systems continues showing the leading position of managing the control device solution in AdvancedTCA/AdvancedMCTM, through the unique advantage of the special silicon component of love, and maintain the leading standardizing compatibility and interoperability of industry, offer the unique function. These new most advanced support functionalities based on that only Actel Fusion composite signal FPGA can be offered of solution, have strengthened BMR support of having the connection function of the network to the shelf greatly. In addition, these solutions based on Actel Fusion FPGA and Renesas H8S kernel silicon component accord with AdvancedTCA latest edition norm. Because of have brand-new advanced function by the intersection of Fusion and the intersection of BMR and solution of device, as to to it manages the intersection of control device and embodiment to be attractive while being new existing new customer.
AdvancedTCA the intersection of management and control device of circuit board have the intersection of network and connection function at the shelf, including being insert the intersection of board and year serial interface and manage the control device to drive and upgrade fast while being long-range, can realize various high-speed connections of use, improve usability, and reduce the expenses of operation. These solutions all accord with the mainly revising for the third time of AdvancedTCA norm, can realize for example the intellectual subsystem changes the unit (field replaceable unit, FRU) live Wait for the important function, and the tracing back to improvement requirement for making AdvancedTCA products accord with the new norm and revise.
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ST introduces brand-new Cartesio + processor, promotes the vehicle carried and portable system performance of navigating
A few days ago, the purpose law semiconductor (ST) Introduce brand-new the intersection of application processor and + Cartesio, built-in GPS chip, suitable for the vehicle carried and portable navigation system of the future generation. Combine excellent the intersection of treatment and characteristic and rigorous to make bit function, and abundant one integrates and sets up the interface outside, Cartesio of the purpose law semiconductor + can realize cost and space efficient navigation and information amusement application, let users experience more outstandingly.
"Success that first generation Cartesio employs the processor to make makes the purpose law semiconductor become one of the suppliers with maximum of global market of systematic chip of GPS functions. Second generation Cartesio + offers more high integrated level and characteristic to customer, overcomes the responsive application of the cost to limit at the same time, " Semi-conductive sound appliances in the car and chief manager Domenico Rossi of product division of multimedia represent purpose law, "this is a most advanced systematic chip, offer high sensitive and embeddedly and make the bit function, accord with the power consumption requirement for portable application, satisfiable most harsh car one grade of qualitative requirements. "
Cartesio + system chip adopts 55nm process for preparing of the purpose law semiconductor, ARM1176 processor that the integrated characteristic is strong, embedded one indoor position the intersection of degree of sensitivity and reinforced GPS/Galileo, make the intersection of seat and system, integrate advanced the intersection of 3D and the intersection of figure and engine and a large amount of, have the interface outside, include the USB interface of a plurality of SD/MMC, CAN and integrated physical layer chip.
Purpose law semiconductor optimizes Cartesio + embedded graphics acceleration engine, direct against the production characteristic of 3D map content, adopt the intersection of purpose and the intersection of law and semiconductor defend the intersection of sawtooth and the intersection of graphics processing and patented technology, gentle to take on the edge of cockscomb structure of the digital image, make it smooth and smooth, let the intersection of picture and clear readability, will influence characteristic of processor. Cartesio + integrates a ancillary equipment video input port and a hardware JPEG demoder, the former can be used for connecting the back sight lens, it can be safer that the pilot parks; The latter can let users have a look around the picture fast, but does not need to take up chip host processor resources.
Cartesio + offers the advanced power supervisory function, is based on " power island " Technology, different areas on the chip adopt different working voltage. To portable application, Cartesio + supports the kernel frequency of dynamic alignment, raises the life time of the battery.
In order to support the customer to design, purpose law semiconductor offers the portable navigator developing instrument that a whole set of cost optimized. Regard Cartesio + as the kernel, tool integration employs the advanced GPS RF chips STA5630 of processor and built-in low noise amplifier, the purpose law that and three come from combined key components and parts of semi-conductive products: Power management chip STW4210, a audio frequency process amplifier / LED reveal driver and bluetooth control device STA2500D.
The law of relying on purpose semiconductor is in the car technology and world-class capability in the application, brand-new Cartesio + processor can meet special and rigorous quality and authenticity requirement of automobile market. Cartesio + can possess the characteristic of the staging, divides into two style: STA2064 and STA2065, it is sensitive and regarding characteristic as different application that is demanded to suitable for the material cost respectively.
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Comparable to fairy and think of Virtex-6 FPGA compatible PCI Express2.0 and offer the highest PCIe for the fact that the mainstream is employed
Comparable to fairy and think in the company (Xilinx, Inc.) Announced its Virtex-6 FPGA serial compatible PCI Express 2.0 standards of new most generation a few days ago, the power consumption was reduced by 50% compared with a generation of the first product series, the characteristic is improved by 15% compared with competition products. PCI-SIG PCI Express 2.0 edition compatibility already disposed through 1-8 passways in Integrated second generation PCIe module and mutually operates in Virtex-6 FPGA The intersection of sex and test, enrich, have a match clever to think and support adopt extensively interconnect canonial the intersection of alliance and the intersection of design and resource of member serially further. This great milestone incident is expected to accelerate bandwidth PCIe 2.0 system major application and development in fields such as communication, multimedia, server and mobile platform,etc. high, promote the application of high-resolution video, medical image and industry instrument of high side,etc..
In addition, comparable to fairy and think and cooperate with alliance's key member Northwest Logic Company and PLDA Company to jointly offer direct memory access (DMA) for Virtex-6 FPGA again IP kernel. Nearest cooperation is IP offered for Virtex-5 FXT device at present before this of theirs, Virtex-5 FXT first took Northwest Logic DMA kernel, and offer PCIe 2.0 x8 - FPGA device supported in passway. DMA engine offers the machine format effective transmission of system, guarantees PCIe module in Virtex-6 FPGA is offered most high characteristic and bandwidth.
The designer conducts assessment and design on can begin PCI Express 2.0 compatible system in Virtex-6 FPGA at once now. In order to help them to carry on assessment and design, comparable to fairy and think of ISE and design CORE Generator system in the kit to offer PCIe kernel, consult, design and all as, integrate, get customer required card, foundation test the simulation model of the vector sum in the design while being convenient.
"To that high bandwidth connect demand being endless, PCIe 2.0 right to it meets high performance, low power consumption to be very much crucial in applied demand standard, especially on telecommunications and the market of server. " Have a match clever to think ISE design the intersection of kit and senior Tom Feist of marketing director Mr. say " Integrated the intersection of PCIe FPGA and module dispel the intersection of system performance and the intersection of I/O and bottleneck optimization produce, and put out together with our Virtex-5 FPGA at first. There is Virtex-6 FPGA now, PCIe that the designer who pursues the higher bandwidth can fully utilize us to prove through producing implements, PCIe of us implement with proximal the intersection of competition and products comparing power consumption, reducing 50%. "
PCIe produced proving supports
Comparable to fairy and think and continue craning one's neck to look into the distance in the whole FPGA industry in supporting PCI Express solution, integrate compatible PCIe 1.1 edition module to the first FPGA manufacturer in the programming device through its series Virtex-5 FPGA at the same time. Later Virtex-5 FXT and Virtex-5 TXT device realized PCIe 2.0 soft cores to support, have offered the first solution based on FPGA and compatible 5Gbps edition standard. Through produce into the intersection of Virtex-5 FPGA PCIe and solution that prove, have a match clever to think, obtain mature technological experience and successful customer employ case, also because of this, have a match, can succeed in, get Virtex-6 FPGAs to be compatible with PCI-SIG that 2.0 multiple channels dispose to 1.1 PCIe while being clever to think.
PCIe 2.0 module is integrated in all Virtex-6 devices with tandem transceiver, and support in all speed ranks. Module the include intact the intersection of trade and data link and physical layer, adopt, have a match clever to think the intersection of GTX and the intersection of transceiver and technology and Integrated BRAM.
The intersection of Virtex-6 FPGA and the intersection of end point and module of PCI Express have a lot of convenient function that use reducible to design the process also, and in order to optimize PCIe end point and Root Port applied disposition, can utilize more resources to offer an intact PCIe solution.
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LTC2175 : Four passways / power consumed in 14 double channels, 125Msps ADC are only similar
Ling Li belong to special company (Linear Technology Corporation) Put out one by 14 / 12 for 24 pieces of ultra low power, from 125Msps to 25Msps, four passways and double-channel ADC constituent product series, the power that the ADC consumes is only 1/3 of similar ADC. The flag warship ADC is 14 of 4 passways, 125Msps ADC LTC2175-14, this device only consumes 558mW power (every passway 140mW) . LTC2175 reduce systematic power consumption greatly, at the same time will sacrifice the intersection of AC and characteristic, thus than (SNR) in offer signal and noise of 73.4dB by base band Sum of characteristic Not parasitic dynamic range of 88dB (SFDR) . LTC2175 works from 1.8V simulation and digital power, contain the dormancy mode, it is only 1mW to drop the power consumption to in this mode. Work or work in dormancy mode with full speed, the ADC reduce the intersection of high speed and many power budget of channel design greatly, such as the multi-input multi-output (MIMO) WiMAX/LTE and 3G base station, walkie medical imaging and non-mutilative test controller,etc. are designed.
The data are exported from LTC2175 with one bunch of LVDS forms of walking, in order to reduce the collinear quantity of the data to the maximum extent. In 125Msps sampling rate, once and two outputs of each passway, each ADC adopts one pair of " lines " . In lower sampling rate, can use " output the unit once of each passway " Option. LTC2175 offers serial data communication and 4 ADCs in small-scale 7mm x 8mm QFN capsulates, thus need less area of circuit board in order to be used in data I/O line and simple overall arrangement.
LTC2175 includes the compatible type interface of one SPI, allows users to choose while presuming in many kinds of data worthwhily, feedback and simplify and design in order to reduce figures. Can select to include one is used for reducing the data output randomizer that the figure feedbacks, 7 kinds of programmable LVDS output current level, internal 100Ω LVDS output terminal resistor and digital output test pattern. The set point can be set up by SPI or hardwire, in order to reduce the mode of operation.
LTC2175 is a member that a pin is compatible type in four passways of series ADC, this device can offer the definition of 14 and 12 in the high sampling rate range up to 125Msps in 25Msps. We have offered all devices to aim at realizing fast device demonstration circuit board and free software support that assess (log on www.linear.com.cn And www.linear.com.cn/designtools/software The website obtains relevant information) . 14 of this series and 12 double-channel editions adopt 6mm x 6mm QFN to capsulate, begin to supply in batches by October of this year, if need more information, please log on www.linear.com.cn.
14 125Msps four passway ADC every passways consume 140mW power
Characteristic summary: Series LTC2175/LTC2268
Four passways / double channels sample ADC (LTC2175/LTC2268) at the same time
73.4dB SNR (14 definition)
88dB SFDR
Low power: Consume 558mW (every passway 140mW) in 125Msps (LTC2175)
Simulation and digital power of single 1.8V
LVDS output of walking of bunch
Available input span: From 1VP-P to 2VP-P
800MHz full power lead width S/H (sample and keep)
Available data output randomizer
Available clock duty ratio balancer
1mW dormancy sum 50mW mode of dozing off
Used for disposing to string SPI port together and walk
The pin is compatible 14 sum 12 editions
52 pins (7mm x 8mm) QFN capsulates (four passways of editions)
40 pins (6mm x 6mm) QFN capsulates (double-channel edition)
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AMD publishes the edition to Windows 7 operating system batch productino
AMD announces recently that publishes the edition for Windows 7 batch productino Put out the first of AMD and drive the form through ATI Catalyst picture that WHQL authorizes, establish the important mileage for the development of the operating system of new generation of Microsoft. In addition, AMD also puts out ATI Catalyst 8.632 edition to drive the form for ATI FirePro specialized picture users specially, meets the demand of professional user and general Luo Volkswagen at the same time.
ATI Catalyst drives the form to offer the integrated simple and easy erection procedure of drive form for Windows 7 and Windows Vista, bring limitless convenience. Acting as and combining economy with high capacity and efficiency benefits AMD operation platform with ductility in fact, will offer the unprecedented computer to user to use and experience, will comprising:
*While operating Windows 7 on AMD platform, give play to unparalleled stability and compatibility
*Windows 7 desk-top environment that 緻 shakes to totally support the image quality very much
*Utilize single display card and ATI CrossFireX technical multiple display card disposition, Windows 7 operating system more adequate promotion game efficiency than Windows Vista
*Windows 7 uses systematic central processing unit and vision processor, accelerates the transcoding task of the film through ATI Stream technology
*Windows 7 supports ATI FirePro professional display card in an all-round way, offers the application efficiency of the leading industry
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Send Rui electron to put out i-Buy intelligently and purchase the system by mails
Send Rui electron to claim to put out for the masses of electronic design engineers (EDE) a few days ago I-Buy made in a totally new way is intelligent to purchase the system by mails. The brand-new i-Buy system will offer to EDE and enterprise's purchase administrative supervisor's use free, except offer a flexible and individualized intelligent electronic purchasing platform, satisfy the users of company and individual in cost control, reduce and manage time; I-Buy also realizes a great deal of demands such as expenses transparence have brought help for the company, thus the masses of electronic design engineers and enterprise purchase personnel quantity bodies make an individualized electronic purchasing solution.
Send the introduction of Rui's electronic i-Buy system to realize the company purchases the transparence of the expenses for enterprise's users, help enterprises to optimize cost control; As to the person in charge of enterprise's purchase, i-Buy will offer an individualized purchase to examine and approve the procedure, unattended order and examination and approval procedure, in order to raise the operating efficiency of enterprises, and offer more decision help to persons who purchase; By using i-Buy, the masses of users can know up to 450,000 kinds of product informations, instant stock upgrading and thousands of kinds of substituting product informations easily, and swift ground inquiry and tracing order.
Send Rui electronic Greater China Ms. Wang JiaHui, managing director of district to show: "The introduction of i-Buy is that another components and parts which we make to the person in charge of native EDE and purchase quantity body purchase the edge toll. With semi-conductive swift and violent development of industry, how let procedure to purchase components and parts further more flexible, more convenient, it has been the subject of sending Rui electron to pay close attention to all the time. Especially under nowadays severe economic situation, introduction engineers and person in charge of purchase of i-Buy will manage their purchase budget better. And this demonstrates that sends Rui electron to continue deeping plough in the native country, deepening resolution and confidence which serves native EDE. "
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Fly and promise the semiconductor and introduce new peak efficiency solution the most specially for portable products
A few days ago, flying promises the semi-conductive company (Fairchild Semiconductor) Have attended two important trade seminars held in Chinese Taipei: " mini pen electric power designer trends are discussed " And " DTF is green Yes industry and power-saving technology forum " ,Explain the latest power-saving technology trend to other industry experts and professional personages of product development.
Fly and promise the semi-conductive marketing of market of the Asian-Pacific area and employ the executive vice president of the project to be blue and build copper and claim: " it is appropriate to the occasion to fly and promise the semiconductor and attend these seminars and just accord with, because American consumption electronic product association (Consumer Electronics Association, CEA) The nearest investigation shows, energy-conserving characteristic and its impact on environment of the electronic product have already aroused the attention from consumer, 53% of the persons interviewed claim they would like to pay the higher price and buy the ' green ' electronic product. "
It is built copper and added that blue: "Flying promises the semiconductor as the expert The Power Franchise of the power, is devoted to discussing the new development of improving efficiency technology with industry. The products designed and developed to promise the semiconductor fly to reduce the power consumption, lengthen the battery life-span, lengthen the duration of products, and but enhanced performance will not increase the electricity consumption, popularity is distinguished on the market. "
Sponsored by " new open 訊's component " magazine " Mini pen electric power designer trends are discussed " ,The newest challenge that this market faces to aim at canvassing fast-developing Net surfing, and offer the solution, the focal point is CPU power and power management product design, such as power management IC, intellectual PMU and AC/DC adapter,etc..
Fly to and promise marketing department higher level manager Lin QianYuan of semiconductor engineering and sum up the solution of realizing the compactness, surfing the Net high-efficiently a power adapter the seminar. Manager Lin's speech question is " How make with high capacity and efficiency / pen more electric power converter in small volume " ,Canvass three main fields, namely energy-conserving norm and design requirement for the external source; Non-loaded or the light load is made the power consumption minimizes and overall efficiency is promoted.
" DTF is green Yes industry and power-saving technology forum " Held by " electronic Times ", concentrate on canvassing the advanced technology in environment protecting mode used for IT trade.
It make by question at it is blue build on copper at forum as " The brand-new 3C high efficiency solution " Speech,last development trend of application, including PC SMPS, LLC and AsHB employs circuit, 90+ solutions, and use MOSFET technology in order to promote the advantage of efficiency. He has shared lighting and revealed present situation and relevant opinion of the market, and sum up and fly to promise the solution that the semiconductor faces the field of market of hot LED and LCD. Blue executive vice president has also grade system in all parts of the world that flying promises what various assistance electronic design engineers of semiconductor met and surmounted rigorously enforcing the requirement of the latest efficiency grade system in all parts of the world ted Solution.
Blue to build copper to conclude: "Flying and promising the semiconductor has favorable conditions, can offer the whole solution, tackle industry innovating and the government and consumer new challenge brought toward demand that the technology in environment protecting mode grows with each passing day. Can cooperate while flying and promising semiconductor, other semi-conductive suppliers and electronic manufacturers, make joint efforts, make to the daily electric equipment products environmental protection that uses, have more high efficiency. "
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ST puts out integrative typely and protects IC, supports the charger of the mobile equipment to realize canonicalization
A few days ago, the purpose law semiconductor (ST) Introduce a new mobile phone and mobile equipment charger and protect IC, a large number of impacts on environment of discarded charger which the reducible consumers of the new product abandon after buying the development. About 1 billion of annual production of the mobile phone are calculated at present, the whole world can save about 500 million old chargers.
The International Organization for Standardization of telecommunication including Chinese Government and GSM association is proposing standard charger interface unit and technical regulation of the voltage, make general charger that mobile phone use become, perhaps, and it is convenient and saving the charger solution of the cost to regard USB standard as. Besides reducing the quantity of discarding charger, the standard charger can also charge mobile phone through USB port of the PC or notebook computer. In fact, through offering the interface of standardized charger, any kind of mobile equipment sold in world any area can all improve the environmental performance, facility while charging that and improve users.
When connecting the charger and exerting one and crossing high voltage to battery-opwered mobile equipments such as the mobile phone,etc., STBP120 charging controlling circuit but within the protection device that the purpose law semiconductor introduces newly. STBP120 has varied types, suitable for different charger voltage, including the most common USB voltage at present, and Chinese industry and informationization department (MIIT) YD/T 1591-2006 standards put forward.
When a section of battery-driven products adopts this standard, STBP120 can monitor the voltage of the charger. While exceeding the threshold preserved to press as measuring the voltage, a solid-state switch within the products will be disconnected, have prevented pressing and burning the internal circuit of the products. This device has four types, the threshold presses the range from 5.375V to 6.02V, the engineer uses the protective circuit of other type of charger that these devices can optimize 5.25V USB charger and 6.8V. Can protect the overvoltage up to 28V each device. Under the normal work pattern of the internal switch, the on resistance lowest 90mΩ of the nchannel MOSFET transistor-resistor logic, this characteristic contributes to improving efficiency and high limit and reducing the heat sink size.
The function of STBP120 also includes a trouble lamp output, soft turn on and heat are shut off, among them, the software starts the controllable surge of the function to enter charging circuit, and heat can prevent the temperature from crossing high fever and destroying the circuit to shut off. Some overvoltage protection of products adopt, turn the intersection of voltage and suppressor and fuse discrete device into wink usually, if change STBP120 protective device of the purpose law semiconductor, can save the space of circuit board and quantity of components and parts, the precision that the threshold value of overvoltage sets up is higher than using the protective circuit of the discrete device too.
STBP120 adopts 10 of 2 x 2.5mm - pin TDFN to be miniature and capsulates, has already begun batch productino now.
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USB3.0- SATA that Fujitsu introduces the industry leading PC periphery and uses bridges the chip
Fujitsu is microelectronic ' Shanghai) Limited company claimed to introduce USB 3.0 - SATA (*1) with leading industry a few days ago Bridge (*2) Chip. This chip supports USB and USB 3.0 norm (*3) over the speed limit ,And can externally positioned the storage device ' Such as disk drive HDD) And carry on the data transmission up to 5Gbps between PC. This brand-new chip is that USB 3.0 - SATA bridges first chips of the chip series MB86C30, after packing into PC peripheral device, the data transmission rate is 10 times faster than USB 2.0 norm. Besides bridging the function in this, this chip built-in high-speed data encrypting / declassification engine, so offer and highly encrypt and does not hinder the high speed performance of USB 3.0. The sample wafer of MB86C30A begins to offer from July 29 of 2009.
Fig. 1: USB-SATA bridges the chip (MB86C30A) Use example Fig. 2: USB 3.0- SATA bridges the chip MB86C30A (unit: cm)
Nowadays, the data that computer and digital audio-visual equipment deal with are huger and huger, such as digital photo, audio frequency and video file,etc.. The market demand impels the disk drive storage device to strengthen data capacity and speed constantly. Apply externally positioned disk drive to extensively and USB store USB interface of stick have only USB 2.0 data transmission rate of 480Mbps under being normal, the speed is too slow and non- enough to meet and read and write the machine format strong demand of the high capacity within short time at present. USB 3.0 norm issued in November of 2008 (overspeed USB) Solve this problem, can offer the maximum data transmission rate 10 times faster than USB 2.0. In addition, this revolutionary one is second-class to take the place of the norm and also include bigger agreement efficiency and improved power ME, make the power consumption further reduce.
Because this chip series can carry on 5Gbps high speed data transmission among computer and outside HDD, in case of 3.5 - HDD, duplicate the intersection of high definition and video for two hour take only to 4 point about 3 minute and 30 seconds, but 2.0 of USB need 12 minutes.
MB86C30A chip still imbeds AES (*4) Encrypt the engine, make it store the data encrypted on HDD, protect confidential information, constitute a threat to while moving the device to lose or steal - problem that reveal frequently in recent years, or prevent, leak punish storage device. In addition, compared with software encryption, the burden that this hardware encryption protects users better machine formatly and does not increase the host computer CPU while.
This chip series are and Fujitsu laboratory Corporation- Use a bunch of vocal imitation skill of high speed of this company (*5) ,And Fujitsu LSI solution's Corporation's union development. The next step, Fujitsu microelectronics expand USB 3.0 standard, bridge the intersection of product and battle array of chip ruggedization.
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GE Fanuc intellectual platform release new 3U VPX strengthen the single board comuter
A few days ago, GE Fanuc intellectual platform announce VPXcel3 SBC341 3U VPX strengthen the single board comuter. Adopt Intel 2.26GHz SP9300 Core2 Duo processor, this is Intel Penryn processor technical the most new product, power consumption (TDP) Design to be 25 watts. SBC341 is for should offer the requirement of maximum throughput to design to low power consumption the most to increasing constantly ing.
The more first than it SBC341 processor product SBC340 clock speed a generation of is 13% high, it is TDP lower by 20%: In addition SBC341 offers 50% of the cache more, nearly the bus line front side 50%, make its characteristic higher. As to very much responsive to employ to power consumption, SBC341 can choose the intersection of SL9400 and the intersection of 1.86GHz Core2 Duo and processor, TDP very low to 17. To new customer, SBC341 is full of attractive force, to the existing customer who uses SBC340, SBC341 offer simple the intersection of seamless and switch, offer good characteristic / power consumption for the fact that tight and severe data processing, communication and figure,etc. are employed than.
The GE Fanuc intellectual platform war industry / products director Peter Cavill of the spaceflight says: "SBC341 is that our VPX products move towards the mature sign, it is we that offer the realization of the commitment that have cost performance products most for industry at the same time, this technology is influencing the field of war industry to be embedded to calculate gradually. 3U VPX specification is limiting strictly but expects much the applied ideal choice of throughput. The issue of SBC341 has substantiated our 3U VPX product series. "
SBC341 can offer five kinds of reinforcement grades, makes it can all offer the most high solution of the cost performance no matter in the good environment or in the severe environments.
Other characteristics of SBC341 include: Support DDR3 memory (twice of SBC340) of the highest 8 Gbytes ,Allow the task to employ parallel running. Strong I/O ability allows to set up the complex system: Giga of Ethernet, x16 PCI Express high-speed communication, outside figure processor (offer x4 PCI Express and x1 PCI Express) ,Four USB ports, COM1 and COM2 port, interface of two SATAs.
The operating system that SBC341 supports includes Windows XP, XP Embedded, Windows Vista and Linux. GE Fanuc offers support for VxWorks 6.6 of Wind River too.
MAGIC1 that SBC341 can be assembled to GE Fanuc strengthens revealing in the computer, make the latest Core2 Duo processor technology cooperate with advanced NVIDIA G73 GPU, offer the complete, self-sustaining solution for the fact that tight Ke's video and figure under the severe environment are employed.
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