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Content tagged with Analog ICs
posted in December 2005
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Motor driver IC keeps an eye on the camera
Product News  
12/30/2005   Post a comment
Designed for portable electronics products with a basic digital camera, Freescale Semiconductor's MPC17C724 is a dual-channel motor driver IC that delivers 400 mA per channel for controlling the camera lens and shutter.
LTC's Li-Ion battery charger IC fits in 2-by-2mm DFN package
News & Analysis  
12/29/2005   Post a comment
A complete charger solution requires only four discrete components and can charge a single-cell Li-Ion battery at up to 750mA.
CMOS device combines two switches for cell phones
Product News  
12/29/2005   Post a comment
Analog Devices, Inc.'s ADG787 is a low voltage, CMOS device that contains two independently selectable, single-pole, double-throw (spdt) switches for portable electronic devices such as cell phones.
Automotive gateways spearhead in-car network integration
Design How-To  
12/28/2005   Post a comment
Electronic gateways must provide bandwidth and latency in tying together diverse data buses. Here's what challenges design engineers face, and how to overcome them.
Slew-rate-controlled load switches offer range of fast turn-on times
Product News  
12/28/2005   Post a comment
Vishay Intertechnology, Inc. has released the SiP4280 family of p-channel load switches with slew-rate control for high-volume mobile phone and PDA power management applications that offer turn-on times between 0.5 and 1000 microseconds.
Electronic rheostat provides decades of load resistance
Design How-To  
12/27/2005   Post a comment
Electronic rheostats deliver years of load resistance, fine-resolution resistance values, and better thermal management.
Switches offer low capacitance
Product News  
12/27/2005   Post a comment
Analog Devices, Inc.'s ADG1233 and ADG1234 single-pole double-throw (spdt) switches operate with 12-V or 15-V supplies to deliver low capacitance and charge injection.
STM adds 40 drop-in replacements for voltage monitoring
Product News  
12/24/2005   Post a comment
STMicroelectronics STM1061 line of precision voltage detectors include 40 drop-in replacements for industry-standard parts, particularly Torex Semiconductor's XC61C devices.
300 milliamp low dropout regulator operates down to 1.7 volts
Product News  
12/22/2005   Post a comment
Linear Technology Corp.'s 300 mA very low dropout (VLDO) linear regulator with input voltage capability down to 1.7 volts features a low internal reference voltage with corresponding adjustable output voltage operation from 0.4 V to 3.6 V.
TI set to acquire RFIC design house Chipcon
News & Analysis  
12/22/2005   Post a comment
Chipcon’s design experience in ZigBee RF transceivers and SoCs is expected to complement TI's advanced analog silicon technologies and broad systems expertise. TI agreed to pay approximately $200 million for Chipcon. The transaction is expected to be complete in January 2006.
TI adds SMBus capability to notebook battery chargers
Product News  
12/22/2005   Post a comment
Texas Instruments' bq24721 is the company's first integrated battery charge controller with a system management bus (SMBus) interface aimed at three- to four-cell, multi-chemistry battery packs (to 19.2 volts) used in portable applications.
4-phase controller goes mainstream for digital power management
Product News  
12/22/2005   Post a comment
Primarion's four-phase PX3539 controller IC is designed to address mainstream server and high-end desktop applications in digital power management.
Low-dropout regulators convert input to low-voltage output
Product News  
12/21/2005   Post a comment
Vishay Intertechnology, Inc. claims these dual-output, low-dropout (LDO) regulators with 48-microamp ground current can convert 2.25- to 5.5-volt inputs to outputs that are as low as 1.5 V, at 150 milliamp and 300 mA current levels.
White LED flash driver saves board space
Product News  
12/21/2005   Post a comment
Designed for tight layouts, ON Semiconductor's NCP5603 charge pump IC can drive a high-power white LED for high brightness torch or flash applications for camera phones, or power several LEDs for general backlighting in other portable consumer electronic devices.
Top ten Power Management DesignLine How-To articles for 2005
Survey  
12/21/2005   Post a comment
The clicks are in and tabulated for the first viewing of the Power Management DesignLine best of the best How-to articles. There were hundreds of articles but these ten stand out as voted on by you and your colleagues' clicks. Here's your chance to see these outstanding articles in one place.
Shrinking Class D amplifier moves to 0.4-mm pitch
Product News  
12/20/2005   Post a comment
Aimed at portable applications, National Semiconductor Corp. rolled out a Boomer Class D, 2.5-watt audio amplifier that it claims is the smallest in the world.
JAM Technologies expands to Singapore
News & Analysis  
12/20/2005   Post a comment
JAM Technologies has opened a new headquarters here in a move that CEO Mike Holt said positions the company to better supply one of its key markets.
Class D amplifier cuts flat-panel display costs
Product News  
12/20/2005   Post a comment
Maxim Integrated Products Inc.'s highly integrated, filterless, mono, Class D amplifier is said to reduce costs in flat-panel displays and high-end audio applications.
Condensed PWM controllers are more capable
Product News  
12/19/2005   Post a comment
PWM controller recap - While lacking the glitz of so-called digitally-based systems, traditional PWM-based controller ICs for today’s switching power supplies show a fair amount of innovation in their own right.
De-interlacing video basics
Design How-To  
12/19/2005   Post a comment
An engineer from Gennum, maker of high-end video de-interlace image processing chips for consumer electronics, explains interlace essentials, why de-interlace quality varies, and what their algorithms do better.
How to fully integrate switching DC-DC supplies with inductor multipliers
Design How-To  
12/19/2005   Post a comment
In spite of the low noise, high speed, and simplicity of linear regulators, switching power supplies are increasingly more appealing to the designer because of better power efficiency and integration is also becoming practical. Unfortunately, building switching supplies that are almost as practical and simple as linear regulators is expensive. Here's what you need to know to use switching supplies.
Web-based operational amplifier simulator tool saves time
Product News  
12/16/2005   Post a comment
Based on input and output specs provided by the user, Intersil Corp. claims this free, interactive, iSim Web-based simulator tool will find the right Intersil operational amplifier for a given application.
Capacitance-to-digital converter targets touch controls
Product News  
12/16/2005   Post a comment
Advanced sensing technology in Analog Devices, Inc.'s programmable 14-channel capacitance-to-digital converter (CDC) for handheld consumer applications is said to enable touch controls that are paper-thin yet highly reliable.
Reduce clock network design effort with zero delay generators
Product News  
12/15/2005   Post a comment
Lattice Semiconductor Corp.'s second generation of enhanced zero-delay clock generators for high performance communications and computing applications can generate up to 20 clock outputs.
Understanding LVDS Fail-Safe Circuits
Design How-To  
12/14/2005   Post a comment
Low-voltage differential signaling (LVDS) is a widely used differential signaling technology for high-speed digital-signal interconnections. In many applications, the LVDS receiver needs a fail-safe function to avoid an uncertain output state when the input is connected improperly This article examines circuit design and performance characteristics of three popular fail-safe functions. Comparative analysis of circuit designs will guide designers in the use of fail-safe circuits for high-speed d
Efficient analog front end drives passive-keyless-entry system
Design How-To  
12/14/2005   Post a comment
With demands for security and safety spurring automotive electronics expansion, auto manufacturers are being challenged to implement cost-effective, performance-oriented electronic control modules.
Flyback controller lifts mid-range supplies
Product News  
12/14/2005   Post a comment
Linear Technology's LT3825 is a synchronous flyback DC/DC controller for 10-60 watt, or up to 12-amp, isolated power supplies.
DC/DC controller draws less than half a milliwatt
Product News  
12/14/2005   Post a comment
Linear Technology's LTC3827, a 2-phase dual output synchronous step-down DC/DC controller, features extremely low operating current— as little as 80 microamps (one output active) and 115 microamps (both outputs active).
Mixed-signal FPGA is here to stay!
Programmable Logic DesignLine Blog  
12/13/2005   Post a comment
I've seen a number of devices that might be classed as "field-programmable analog arrays (FPAAs)" appear and disappear, but I think this one is here to stay...
Analog front end targets wireless authentication apps
Product News  
12/13/2005   Post a comment
Microchip Technology Inc.'s first stand-alone, three-channel analog front end (AFE) for low frequency (125 kHz typical) wireless authentication applications is said to provide industry-best sensitivity and programmable antenna tuning for microcontroller-based systems.
Foundry offers bipolar CMOS DMOS process for power management market
Product News  
12/13/2005   Post a comment
Jazz Semi launched a high voltage BCD process for power management and high voltage analog markets.
Analog front end captures high-def content
Product News  
12/12/2005   Post a comment
Analog Devices Inc. launched the flagship device in a family of analog front ends for high-definition image/video processing applications with a low-voltage differential signaling interface that is said to boost signal conversion performance by 30 percent.
Libero design environment supports Actel's mixed-signal FPGA
Product News  
12/12/2005   Post a comment
Libero IDE 7.0 and starter kit allow designers to fully exploit the capabilities of Actel's mixed-signal FPGA, the Fusion programmable system chip (PSC).
Manage the slippery slope of the portable equipment power chain
Design How-To  
12/12/2005   Post a comment
Power management for handheld equipment can be a significant challenge. Learn how to achieve high system reliability while meeting power density requirements as well as low power and low cost targets.
3-phase PWM cuts parts count, real estate by 40 percent
Product News  
12/11/2005   Post a comment
International Rectifier's IR3094 is a three-phase PWM control IC with integrated drivers suited for 80-amp DC/DC converter applications.
Regulator's reflected ripple is less than 1 mV
Product News  
12/9/2005   Post a comment
Semtech's SC190, for low noise battery powered applications, is a programmable DC/DC buck regulator with very low reflected (input) ripple—less than 1 mV back into the main supply rail.
Capacitance-to-digital converter eases touch-based switch implementation
Product News  
12/9/2005   Post a comment
Switch with no moving parts, using capacitive sensor and AD7142 multichannel, capacitance to digital converter (CDC) IC
NEC introduces an intelligent power device for use in on-board control units
Product News  
12/9/2005   Post a comment
NEC has announced the PD166007, an intelligent power device (IPD) for use in on-board electronic control units (ECUs) supporting applications such as headlights, anti-lock braking systems and air conditioners. With this new device, the mechanical switches or relays conventionally used to control these units have been replaced by semiconductors to enable smaller and lighter ECUs with improved on/off control and high reliability.
Rad-hard ULDOs consume less than half the power
Product News  
12/9/2005   Post a comment
International Rectifier's line of radiation-hardened (RAD-Hard) ultra-low dropout (ULDO) voltage regulators are suited to satellites and space exploration vehicles where power consumption is a critical parameter.
Audio power amplifiers offer high output power
Product News  
12/9/2005   Post a comment
Targeting battery-powered applications, Austriamicrosystems AG's latest single-channel audio power amplifiers provide 1.6-watts of output power.
Audio processors tout ease of use
Product News  
12/6/2005   Post a comment
Analog Devices, Inc. expanded its SigmaDSP digital audio processor family with three products tailored for advanced television and audio systems.
Programmable signal converter provides sensor interface
Product News  
12/6/2005   Post a comment
Recent start-up Quickfilter Technologies Inc. unveiled its first product — a four-channel programmable signal converter (PSC) that it said will enable complete four-channel signal processing and filtering in minutes.
ICs serve hot digital video switching apps
Product News  
12/6/2005   Post a comment
One of the busiest design areas is electronic video switching for digital and high definition video, and new ICs are serving these needs
Power management IC packs more punch for mobiles
Product News  
12/6/2005   Post a comment
Freescale Semiconductor says its MC13783 is the world's most highly integrated power management and user interface (PMUI) chip. It's billed as the successor to last-generation power-with-power-management devices that include the company's MC13790, -13883, and -13890 (see Related Links), with the MC13783 touted as a more feature-packed addition for powering voice, audio, and other media functions in 3G phones, mobile gaming units, and portable media players.
Quad audio driver outputs full signals
Product News  
12/5/2005   Post a comment
Maxim Integrated Products Inc.'s DirectDrive quad, audio line driver is said to provide complete line-output from a +5 volt or +3.3 V supply for consumer audio systems.
PMIC optimizes digital point-of-load conversion
Product News  
12/5/2005   Post a comment
Primarion's PX7510 controller, the first product in the company's Di-POL product family of power management ICs, digitally implements all functions for monitoring and control of point-of-load (nonisolated) converters in datacom, telecom, and computing applications.
How to implement Advanced Telecom Computing Architecture board power systems
Design How-To  
12/5/2005   Post a comment
ATCA is the newest and most complete open standard for the implementation of telecom computing and data center systems. Learn what the power architecture options are for ATCA-compliant boards.
On-line chip estimation tool program expanded
News & Analysis  
12/5/2005   Post a comment
Mixed signal IP specialist Silicon & Software Systems Ltd. (S3) has joined Giga Scale Integration Corporation’s ChipEstimate.com IP Partners Program.
Photoflash capacitor IC condenses charging solution
Product News  
12/5/2005   Post a comment
Linear Technology's LT3485 family integrates a complete photoflash capacitor charger, IGBT drive stage, and output voltage monitor in a 3-by-3 mm DFN package. The chip's control circuit is designed to allow the use of two very small "standardized" transformers (5.8-by-5.8-by-3 mm). No external components are required to set the output voltage. During charge, an output proportional to the photoflash capacitor voltage is available for monitoring. Input current is tightly controlled to provide cons
Regulator IC extends adaptive power management
Product News  
12/5/2005   Post a comment
National Semiconductor's LP5550 is the first digitally-controlled energy management unit (EMU) for handheld consumer products that implements the company's PowerWise architecture for adaptive voltage scaling, thus cutting power consumption in stand alone digital processors. In conjunction with the company's advanced power controller (APC, technology licensed from ARM, Ltd.) and the PowerWise Interface (PWI) open-industry standard, the LP5550 reduces power consumption in digital processor cores b
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