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Articles
Content posted in July 2004
Triple differential drives down cost for video signals over cable
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7/28/2004   Post a comment
The AD8133 triple differential line driver from Analog Devices is a single IC package that drives RGB signals over twisted-pair cable and cuts significant costs and board space.
Easing RF measurements in cell phones
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7/28/2004   Post a comment
Cost pressures and ever-shortening production cycles call for fast, efficient manufacturing tests for mobile phones. Toward this end, it is helpful to take a look at two basic test phases during the production of a mobile phone: module test and final test. From EE Times' InFocus, a Rohde & Schwarz engineer has these observations.
Signal conditioning is key to good pressure-sensor measurements
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7/28/2004   Post a comment
Pressure sensing is the second most common form of measurement in industrial process control, with its popularity being exceeded only by temperature sensing. From an InFocus section entitled "The Best of ESC," an Analog Devices engineer offers this advisory.
Low-cost, high-performance car radio tuner -- all on one chip
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7/27/2004   Post a comment
Philips Electronics solutions offers a family of one-chip analog car radio design that offers state-of-the-art tuning performance while reducing overall system costs.
Unique, dual-connected op amp enables two stages in one chip
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7/27/2004   Post a comment
Microchip's MCP62x5 family enables a standard two-stage amplifier signal chain to be implemented into an eight-lead package with a power-saving chip select. The internal connection of the two stages enables one operational amplifier to feed into the other making a more compact design.
Integrated multichannel Codec awakens next-gen AV Systems
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7/27/2004   Post a comment
Wolfson Microelectronics releases the WM8777 codec that when combined with a DSP will enliven all the major audio functions for next generation of 5.1, 6.1 and 7.1 Audio-Visual systems.
Focus on the crosspoint switch
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7/26/2004   Post a comment
Switches and specifically crosspoint switches are the building blocks for telecomm systems enabling them to offer high performance and flexibility. Editor Paul O'Shea reviews some of the challenges for crosspoint switches and what companies are offering to resolve these issues.
Precision amps improve performance in communications, audio apps
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7/26/2004   Post a comment
Analog Devices announces a family of precision operational amplifiers that delivers the optimal combination of low noise and low power at the speeds required by communications applications, and the output drive capability necessary for audio applications.
Single-Chip CD LSI - support for MP3 & Sony ATRAC CD
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7/23/2004   Post a comment
Toshiba has expanded its family of digital signal processors (DSPs) for digital audio equipment with the world's first single-chip CD LSI to offer support for both MP3 and Sony ATRAC CD formats. The result is a device that will significantly simplify design and implementation of home and vehicle audio systems by eliminating the overhead on the system processor and minimising the need for external components.
World's first video signal conditioners with AGC and back-porch clamp-to-ground
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7/22/2004   Post a comment
Maxim Integrated Products introduced the MAX7450/51/52 family of front-end, standard-definition video signal conditioners. Read Editor Paul O'Shea's view about this single chip that will see some excited security customers.
Fastest Video Amplifiers - for professional applications
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7/22/2004   Post a comment
National Semiconductor launched the world's fastest amplifiers for professional and wideband video applications. The high-speed LMH6738 and LMH6739, both created using National's proprietary VIP10 process technology, are designed for applications requiring high bandwidth and low distortion.
N-Channel MOSFET - for 48V bus distribution power system
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7/22/2004   Post a comment
ON Semiconductor introduced the NUD3048 - a highly integrated N-Channel MOSFET featuring a breakdown voltage of 100V and a buffered gate voltage rating of 100V - for use in telecom, datacom or any 48V bus distribution power system applications.
Low Dropout Regulator - PSRR of more than 70dB at 1kHz
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7/22/2004   Post a comment
Micrel launched the MIC2215, a triple, low dropout regulator (LDO) for electronic device applications including cellular phones, PDAs, PCs and peripherals such as wireless LAN cards.
Timing Solutions - for enterprise to core applications
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7/22/2004   Post a comment
Zarlink Semiconductor has announced a pair of timing chips that in combination delivers the industry's most complete feature set and best performance for SONET/SDH (Synchronous Optical Networks/Synchronous Digital Hierarchy) and PDH (Pleisiochronous Digital Hierarchy) systems.
Motion Control IC - with capability of serial communication
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7/22/2004   Post a comment
Nippon Pulse Motor introduced the G9OOx series Motionnet Chips, which provide the capability of serial communications.
8-Bit LED Driver - with real-time error detection
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7/22/2004   Post a comment
Macroblock released the MBI5171, an advanced 8-bit LED driver with Real-Time Error Detection and Current Adjustment.
LDO & Voltage Detector - dropout voltage of only 0.1V
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7/22/2004   Post a comment
Ricoh Europe BV announced the R5511x combining an LDO and a Voltage Detector in one package. The product's 1-Ohm LDO Regulator has a very low dropout voltage of only 0.1V typical at Iout of 100mA and has excellent low noise features with a high Ripple Rejection ratio of typical 75dB at f=1kHz.
PWM Step-Up Regulator - for TFT-LCD displays
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7/21/2004   Post a comment
Intersil introduced the EL7516, a highly efficient and fully integrated boost regulator with a selectable 600kHz or 1.2MHz switching frequency. This boost converter is ideally suited for thin-film transistor (TFT) liquid-crystal displays (LCDs) for computer monitors and TVs, and portable equipment applications such as digital cameras and GSM/CDMA cell phones.
CAN Transceiver IC - 3.3V I/O, excellent EMC performance
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7/21/2004   Post a comment
AMI Semiconductor has expanded its family of Controller Area Network (CAN) ICs with a high-speed CAN transceiver that combines true 3.3V or 5.0V logic interfaces, excellent EMC performance, and an environmentally friendly package. The AMIS-30663 provides the interface between a CAN controller and the physical bus, and will simplify the design and reduce the component count of 12V and 24V automotive and industrial applications requiring CAN communication at up to 1 Mbaud.
LNB Regulator ICs - for satellite set-top boxes
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7/19/2004   Post a comment
Allegro MicroSystems has introduced two additions to its family of low-noise block voltage regulator ICs (LNBRs) for satellite set-top box systems. The A8285/8287 devices complement the earlier A8282/8281 to form a complete family of highly efficient monolithic linear and switching voltage regulators.
DAB module offers raft of innovative features to differentiate it from analog radios
Articles  
7/16/2004   Post a comment
RadioScape offers the RS300L module that enables receivers to be built with Band III and L-band Eureka 147 DAB, integral FM, and RDS with the innovative features of multi-channel decode, Electronic Program Guide on a color display, pause and rewind of live broadcasts, and recording to removable memory.
System clock generator tailored for system level clocking solutions
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7/16/2004   Post a comment
PMC-Sierra introduced the CM5470 system clock generator designed for direct compatibility with the company's 200 to 900 MHz RM7000 and RM5200 MIPS-based product families. It is optimized for MIPS-based printer and consumer applications.
UART helps increase system performance for base stations, other apps
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7/16/2004   Post a comment
TI announced a single channel UART that can support voltages down to 2.5V, and data transfer rates up to 1.5 Mbps. The TL16C550D can help increase system performance in applications such as telecommunication base stations, cell phones, POS systems, modems, PDAs and more.
High-Speed converter integrated on MCU is just right combo for wireless, test
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7/15/2004   Post a comment
Silicon Labs announced a new family of precision mixed-signal microcontrollers that integrate a 25 MIPS 8051 MCU with dual 16-bit, 1 MSPS analog-to-digital converters. The price is competitive with similar performing stand-alone ADCs that do not include MCU functionality.
Audio converters listen closely to needs of next generation consumer devices
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7/15/2004   Post a comment
With an eye towards fast-growing next-generation consumer electronics markets, Cirrus Logic announced a new family of high-performance, highly integrated analog and mixed-signal audio converters. This family of cutting-edge devices provides manufacturers with cost-effective, high-quality solutions for DVD recorders, digital video recorders and more.
Kicking the straight line blues, or how I smacked my analog simulator upside its head
Articles  
7/14/2004   Post a comment
Sometimes your Spice models are just too accurate. You need a real world condition, a little imperfection, to get the right simulation response, suggests eeProductCenter technologist Alex Mendelsohn in this hands-on anecdote. He was wondering why an oscillator setup was flatlining until a friend suggested, "Try a little tenderness."
Thinking inside the box - the future of converter designs?
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7/12/2004   Post a comment
Analog Devices recently introduced a D/A converter designed for low-power, space-constrained applications. Get the inside information from Editor Paul O'Shea as he digs down into the design techniques used to create this unique converter.
Thinking inside the box - the future of converter designs?
Articles  
7/12/2004   Post a comment
Analog Devices recently introduced a D/A converter designed for low-power, space-constrained applications. Get the inside information from Editor Paul O'Shea as he digs down into the design techniques used to create this unique converter.
System Interfaces
Articles  
7/9/2004   Post a comment
Rambus offers a broad family of PHY Cell products on TSMC and UMC processes that are ready for your Chip and ASIC design programs. System interface cells are delivered with a complete set of design and integration tools for layout, verification, place and route, extraction, logic and synthesis, signal integrity and timing analysis.
Amplifiers set sights on professional and wideband video applications
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7/8/2004   Post a comment
National Semiconductor launched what it says are the world's fastest amplifiers for professional and wideband video applications. The high-speed LMH6738 and LMH6739 are designed for applications requiring high bandwidth and low distortion. These devices drive today's highest-resolution video signals in LCD projectors, multi-media, video switching and routing, conference room and HDTV systems.
Oscillator - spread-spectrum resistor-programmable
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7/6/2004   Post a comment
Dallas Semiconductor introduced the DS1090 EconOscillator, the industry's only spread-spectrum resistor-programmable oscillator.
Motor Controller Drivers - for mobile hard disk drive applications
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7/6/2004   Post a comment
Atmel announced a spindle/VCM motor controller/drivers product family. AT78C7005 and AT78C7015 are CMOS monolithic devices that integrate spindle and VCM (Voice Coil Motor) controllers as well as power stages into one chip.
White LED Driver - targets low voltage applications
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7/6/2004   Post a comment
Catalyst Semiconductor has expanded its family of white LED products with the introduction of an inductor-based white LED driver boost converter.
Color-Controllable LED Driver - suitable for RGB-mixed light sources
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7/6/2004   Post a comment
Macroblock, a dedicated analog IC design house, released the MBI1009, a 3-channel RGB color-controllable LED driver, MBI1009.
Camera Flash Charger - boosts efficiency by 25%
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7/6/2004   Post a comment
Producing a flyback conversion efficiency as high as 75%, the ZXSC440 photoflash charger IC can dramatically increase the battery life of cameras and strobe equipment using Xeon flash tubes.
Dual Codec - improves mobile audio experience
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7/6/2004   Post a comment
Wolfson Microelectronics announced the third generation of its audio/touch-panel codecs. The WM9713L provides broad functionality and new levels of power-saving for the next wave of mobile communications devices.
Audio Power Amplifier - significantly reduces board space
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7/6/2004   Post a comment
ON Semiconductor introduced the NCP2809, a cost effective stereo audio amplifier that improves sound quality and reduces part count in space-restricted wireless applications such as cell phones and portable music and game players.
2:1 Mux Amps - with integrated input clamps
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7/6/2004   Post a comment
Maxim introduced the MAX4028/MAX4029 triple/quad 2:1 mux amps (video switches plus video amplifier) with integrated input clamps, designed for automotive navigation and entertainment, video projectors, and TV/display applications.
Demodulator IC - excellent DTV broadcast reception
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7/6/2004   Post a comment
Micronas unveiled the fourth generation of its COFDM (coded orthogonal frequency division multiplex) demodulator IC: The DRX 3973D addresses all types of atmospheric and dynamic interferences with new adaptive compensation schemes and paves the way for excellent reception in the more vulnerable DVB-T regions (Digital Video Broadcast Terrestrial), as found in fringe signal areas and indoor reception.
RS-485/422 Data Transceivers - allow 50 nodes on a bus
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7/6/2004   Post a comment
Intersil announce two ultra-high-speed LinearLink RS-485/422 serial data transceivers, the ISL4486 and ISL81486.
Quad variable gain amplifier lowers the power/cost for medical ultrasound systems
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7/1/2004   Post a comment
Analog Devices introduces a quad variable gain amplifier that enables medical ultrasound engineers to achieve greater image quality while reducing the power, cost and size of new designs. Compared to competitive VGAs now used for low to mid-range and portable systems (10- and 12-bit resolution), the AD8335 delivers 4x better signal-to-noise ratio.
First DS3/E3 multi-channel LIU and framer combination device has integrated jitter attenuation
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7/1/2004   Post a comment
Exar announced the industry's first DS3/E3 LIU/Framer/jitter attenuation combination device family that leverages the company's R3 technology. These devices follow Exar's single channel part, the XRT79L71 by adding multichannel integrated parts allowing customers to reduce board space.
DVD reference design provides one of the industry's lowest system bill of materials
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7/1/2004   Post a comment
Royal Philips Electronics announced its new Nexperia semiconductor reference design, offering one of the industry's lowest system bill of materials for DVD+RW video recorders.
Flexible 400mV reference a direct hit for portable medical equipment
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7/1/2004   Post a comment
Linear Technology says its new LT6650 is the lowest voltage series reference available. The device features a built-in rail-to-rail output buffer amplifier and ±1% guaranteed accuracy from -40°C to 85°C. The LT6650 is ideally suited for portable industrial and medical equipment, plus low power instrumentation.




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