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posted in June 2005
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Cirrus Logic closes sale of digital video product line assets
Product News  
6/30/2005   Post a comment
This looks like it could be a subject of column: Cirrus Logic has had quite a number of "false starts" over the years. Digital video may be one of them. Intersil did well to focus on analog and mixed-signal building blocks. Will the market be as kind to Cirrus. Stay tuned...
Digital amplifier board jams audiophile quality in a tiny package
Product News  
6/30/2005   Post a comment
Flying Mole Electronics Corp.'s digital amplifier board features a built-in power supply and super compact size.
Upgraded switches yield improved performance and new package options
Product News  
6/30/2005   Post a comment
Allegro MicroSystems, Inc. updated its legacy Hall-effect bipolar switches, unipolar switches and Hall-effect latches for improved performance and newer package options.
Mobile-Phone Production Accelerates in the Second Quarter, says iSuppli
Blog  
6/30/2005   Post a comment
For those of you who had worried that the slump in the mobile phone production cycle had caused backups in the supply chain for analog parts, take heart: iSuppli sees a ramp-up in the current quarter. Perhaps the conservatives in our business can start forecasting again.
Energy-harvesting chips and the quest for everlasting life
Design How-To  
6/30/2005   1 comment
What a fix we have ourselves in - we want very small, battery operated devices, but the battery life available can't keep abreast with the shrinking size and increasing needs. Is there a solution to obtain this, the holy grail of portables - the everlasting operational life? Take a look at what Georgia Tech is working on.
Low-cost CAN transceiver tailored for 12-V and 24-V systems
Product News  
6/30/2005   Post a comment
AMI Semiconductor is sampling a controller area network (CAN) transceiver called the AMIS-4270 that acts as the interface between two physical CAN lines for 12- and 24-Volt systems.
How to stabilize a buck or LDO to use ceramic caps
Design How-To  
6/29/2005   Post a comment
Ceramic caps should be ideal for use in power supplies but many switcher LDO regulator data sheets specify tantalum caps. Why?, because of feedback stability. Here's some solid advice on how to safely design with ceramic caps.
APEC 2006 to Focus on the Future of Power
News & Analysis  
6/29/2005   Post a comment
A call for papers was issued by APEC, the leading power conference. Expanded events are planned for the show in New Orleans in February, 2006. Get more details here.
12-bit digital temp sensor delivers ±1.0°C accuracy
Product News  
6/29/2005   Post a comment
Analog Devices Inc. unveiled a complete digital temperature monitoring IC, which includes an on-chip temperature sensor that comes in two performance grades.
Security features on MPEG decoder prevent piracy
Product News  
6/29/2005   Post a comment
To prevent the piracy of digital broadcasts on pay television, NEC Electronics America, Inc. rolled out a single-chip MPEG decoder with enhanced security features for digital set-top boxes (STBs).
White-LED driver touts innovative brightness control
Product News  
6/28/2005   Post a comment
Micrel points to its MIC2297, a PWM boost regulator that's optimized for driving 10 white LEDs in series, for its innovative brightness control circuitry, which in addition to conserving power also helps to cut noise and EMI.
Modified LDO regulator sinks PECL-termination current
Design How-To  
6/28/2005   Post a comment
For high-speed clock and data systems, positive emitter-coupled-logic (PECL) - a differential signaling scheme - is emerging as a preferred alternative to single-ended CMOS and TTL logic. High-speed ECL offers differential I/O, with excellent skew and jitter control, along with fast rise and fall times. From the June issue of Planet Analog magazine, a Maxim engineer shows how to extract high current.
Single-chip, triple differential receiver reduces board space by more than half
Product News  
6/28/2005   Post a comment
Analog Devices Inc.' AD8143 is a compact, single-chip solution that receives differential signals over a twisted pair cable. The triple differential receiver is primarily designed to receive RGB (red, green, blue) signals with resolutions up to 1600 X 1200; however, it can able be used to receive any other type of differential analog signal or high-speed data transmission.
Artesyn Technologies bulks up new power conversion catalog
News & Analysis  
6/28/2005   Post a comment
The latest edition of Artesyn's Quick-select Guide for power conversion products runs to 24 information-packed pages, and is available in PDF and printed formats.
On-line power supply configuration tool makes it easy
News & Analysis  
6/28/2005   Post a comment
Vicor now offers a flexible on-line power supply configurator tool for its AC-DC power supplies.
Tiny LDOs aimed at 3G wireless handsets
Product News  
6/28/2005   Post a comment
Texas Instruments Inc. unveiled a series of 200-mA low-dropout linear regulators in a chip scale package, which tout low noise and quiescent current, and a high power supply rejection ratio.
Micropower LDO withstands up to 100-V input
Product News  
6/28/2005   Post a comment
Linear Technology Corp. claims this high-voltage, micropower, low dropout regulator is capable of delivering 20-mA output current.
Under the Hood: Sendo X Smartphone promotes analog underground
Teardown  
6/27/2005   Post a comment
The ever-present mobile phone continues to connect, entertain, organize, and occasionally annoy, but to be sure the technology never stands still, writes David Carey in this teardown report for Planet Analog. In the battle to deliver big things in small packages, Sendo of the UK has rolled out the Sendo X, which hides a wealth of unconventional features behind a very conventional phone appearance. Might be the name for a rock group, he jests: "Analog Underground."
The right voltage supervisor improves system reliability
Design How-To  
6/27/2005   Post a comment
To get reliable power supply fault detection, the required supervisor accuracy should take into account both the power supply output voltage range and the device's operating power supply voltage tolerance. Here's how you can do it.
1.5-V analog temp sensors tout industrial temp range
Product News  
6/27/2005   Post a comment
National Semiconductor Corp. today proclaimed the industry's first 1.5-V analog temperature sensors with user-selectable gains, which increase thermal management performance in low-voltage systems.
Charger ICs for cameras and handhelds are package perfect
Product News  
6/24/2005   Post a comment
Emphasizing the industry's smallest packages for circuits of their type, National Semiconductor says its two new battery-charger products, one a single-cell USB/AC charger and the other a charge control and protection circuit for embedded lithium-ion/polymer batteries, greatly ease integration into cellular phones, digital still cameras, MP3 players, personal digital assistants (PDAs) and handheld instrumentation. These devices, which require few external components, deliver up to 1.2 amps.
Motor platform spins simpler solutions
Product News  
6/24/2005   Post a comment
STMicroelectronics new family of monolithic motor drivers form the heart of an open, scalable solution for a wide range of motion control applications. The new powerSPIN platform includes devices suitable for driving DC motors, stepper motors and brushless DC motors, along with a comprehensive support package including evaluation boards, PC software and detailed application notes.
Power supply controller for notebooks extend battery life
Product News  
6/24/2005   Post a comment
Intersil introduces cost effective, high efficiency, quad-output main power supply controller for notebook computers.
High-bandwidth 3-input video switch replaces discrete components
Product News  
6/24/2005   Post a comment
Fairchild Semiconductor's ultra low-power, high-bandwidth video switch was designed for switching three analog video signals, including RGB and YPbPr signals.
On Semiconductor introduces a hot swap protection IC with built-in charge pump
Product News  
6/24/2005   Post a comment
ON Semiconductor has expanded its SMART HotPlug family with the NIS5102 high side hot swap protection IC with built-in charge pump and accurate temperature sensing circuitry.
White-LED driver pair eases series, parallel backlighting
Product News  
6/23/2005   Post a comment
Vishay Intertechnology's two new white LED drivers, the SiP12401 boost controller and SiP12501 boost converter, are optimized for backlighting small liquid crystal displays in cell phones and digital cameras. These drivers, one suited to series- connected LEDs and the other to parallel-connected LEDs, deliver up to 80 percent efficiency.
Fast 12-bit A/D converter samples up to 250 Msamples/s
Product News  
6/23/2005   Post a comment
Maxim Integrated Products Inc. said it's raising the sampling-speed rate bar with a 12-bit, 250 Msamples/s A/D converter.
China's analog market races ahead
News & Analysis  
6/23/2005   Post a comment
The world recognizes China as a major manufacturing region and a heavyweight in the analog semiconductor market. China's analog revenue is expected to strongly outperform the rest of the world. But who is consuming all those ICs?
Save a buck with a coupled inductor
Design How-To  
6/22/2005   Post a comment
Here are some simple ways you can use coupled inductors circuits as an alternative to using two switchers. The efficiency is better and the parts count is lower than a two switcher design. It's worth a look.
P-Channel switches first to offer on-resistance of 45 milliohms at 1.5 V
Product News  
6/22/2005   Post a comment
Vishay Siliconix P-channel load switches are the industry's first designed for on-resistance ratings of 45 milli-ohms at 1.5 Volts.
A/D-Wandler mit niedrigem Stromverbrauch
News & Analysis  
6/22/2005   Post a comment
Für die Verwendung in kleinen portablen Geräten hat Analog Devices den Analog-Digitalwandler AD9237 entwickelt. Das Bauteil ist nicht nur klein, es benötigt auch weniger Energie als andere vergleichbare Chips.
Sipex Corp. faces Nasdaq delisting
News & Analysis  
6/22/2005   Post a comment
Analog semiconductor supplier Sipex Corp. will be delisted from the Nasdaq exchange effective June 23, according to a letter from the Nasdaq Listings Qualification Panel.
12-bit driver ICs power LCD microdisplay projectors
Product News  
6/22/2005   Post a comment
Analog Devices, Inc. launched two LCD microdisplay ICs to enable higher resolution digital displays.
4-channel sequencer at no loss for performance
Product News  
6/21/2005   Post a comment
Summit Microelectronics says its SMT4504 power supply tracking and sequencing controller is the industry's first four-channel "lossless" type, suited to applications such that provide complete managment of a quad supply while incorporating a level of programmability and integration not seen previously. As the first claimed lossless tracker, it eliminates the need for external series MOSFETs by interfacing directly to a converter's TRIM input pin. Thus in addition to reducing board space, compone
High-voltage IGBT drivers take half the space
Product News  
6/21/2005   Post a comment
International Rectifier's new high-voltage gate driver and current-sense ICs in the company's IR22xxx family combines IGBT control with a sophisticated set of protection functions. These 1200-volt devices, with complementary 600-volt devices (IR21xxx) also available, feature up to 30 percent fewer components and half the footprint compared to discrete optocoupler- or transformer-based solutions.
Temperature sensors supplant thermistors
Product News  
6/21/2005   Post a comment
Microchip Technology Inc. says these inexpensive, low power, tiny temperature sensors can be used in place of thermistors.
Adjust voltage during factory calibration with a sample-and-infinite-hold voltage reference
Product News  
6/21/2005   Post a comment
Dallas Semiconductor announced what it claims is the world's first nonvolatile sample-and-infinite-hold voltage reference for systems requiring voltage adjustment during factory calibration.
Transceiver designed as drop-in replacement in automotive applications
Product News  
6/21/2005   Post a comment
The AMIS-41682 controller area network (CAN) transceiver IC from AMI Semiconductor has been designed to meet the requirements of the generalized interoperable fault tolerant (GIFT) CAN transceiver specification, making it fully interoperable with similar devices from other automotive chip makers.
Transmitting video over CAT5 cable - Part 3
Design How-To  
6/21/2005   Post a comment
Here is Part 3 of Intersil's exposition on transmitting high-resolution video over 300 meters of twisted pair cabling. This part outlines the features and functions Intersil's Hermes demonstration kit.
About that high quiescent current
Design How-To  
6/21/2005   Post a comment
Bill Klein is back with a new installment of his popular troubleshooting column, based on the queries he gets. This one's about runaway standby current, the kind that makes things get really hot. Read about the latest "Call I took last week..."
Top-down verification guides mixed-signal designs
Design How-To  
6/21/2005   Post a comment
With mixed signal Design, the challenge is not in size, write Cadence veterans Ken Kundert and Henry Chang, reprising issued raised at last week's Design Automation Conference. The challenge is in the sheer difficulty of achieving the needed performance, they say. Analog designers are used to erecting circuit from the bottom up. But Top Down Verification not only aids design, but also puts modeling and simulation on a schedule. This article is from the June Planet Analog magazine folio.
Meeting the power management needs of portable products
Design How-To  
6/20/2005   Post a comment
The biggest design challenge for portable products is working with small batteries and a limited power budget for multifunction devices. Find out how to deal with this conundrum.
Filterless Class-D amplifier drives clean audio output
Product News  
6/20/2005   Post a comment
Expanding its audio amplifier portfolio, ON Semiconductor introduced a cost-effective, 2.65-W filterless Class-D audio amplifier designed for portable applications.
Semtech to acquire Xemics for $43 million
News & Analysis  
6/20/2005   Post a comment
Analog and mixed-signal semiconductor supplier Semtech Corp. has announced plans to acquire Xemics SA, a fabless developer of ultra-low power analog, radio frequency and digital ICs, for $43 million in cash.
InfiniBand DDR switches offer twice the bandwidth of conventional devices
Product News  
6/20/2005   Post a comment
Mellanox is shipping DDR InfiniBand host channel adapter silicon and PCIe cards, along with switch silicon that supports 20-Gbits/s server-to-server and server-to-storage connectivity and 60-Gbits/s switch-to-switch I/O connections over a single copper cable.
Smart power IC simplifies AC-mains metering
Product News  
6/20/2005   Post a comment
STMicroelectronics' STPM01 incorporates all of the core circuitry required to serve as single chip electric (AC mains) energy/power meter in the simplest low-end equipment or as a peripheral in sophisticated microprocessor-based meters that measure such quantities as reactive power. It's designed as viable alternative to the traditional electromechanical meter, which has remained essentially unchanged for over a century, and claims higher accuracy, reliability and robustness. Boasting higher fle
A/D converters enable high-performance recording in portable consumer apps
Product News  
6/20/2005   Post a comment
Wolfson Microelectronics plc has extended its A/D converter offering with two new devices with record functionality that are aimed at consumer electronics.
Operating voltage for current-feedback amplifier stretched to 37 V
Product News  
6/17/2005   Post a comment
Texas Instruments Inc. (TI) extended the operating voltage of one of its high-speed, current-feedback amplifiers.
Dual-channel temp monitor and fan controllers tout thermistor inputs
Product News  
6/17/2005   Post a comment
These dual-channel temperature monitor and fan controllers from Maxim Integrated Products Inc. offer 1°C accuracy and thermistor inputs.
Signal-processing technology cuts nonlinear distortion in A/D converter modules
Product News  
6/17/2005   Post a comment
A new class of linearized data conversion modules from Optichron Inc. are said to improve system performance in communications and industrial applications.
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Max Maxfield

Want to Present a Paper at ESC Boston 2015?
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No 2014 Punkin Chunkin, What Will You Do?
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Martin Rowe
1 Comment
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