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Content posted in December 2006
Octal load-control switches simplify automotive designs
Articles  
12/28/2006   Post a comment
Providing versatile and board-efficient power distribution, Freescale Semiconductor's MC338xx and MC3399x octal serial switch ICs for automotive electronics control up to sixteen loads.
Bidirectional video filters simplify the input-output connection
Articles  
12/26/2006   Post a comment
Eliminating the need for separate input and output connectors, Maxim says its MAX7481/MAX7482 bidirectional video filters are the first devices to use the same filter for both the record and playback modes.
The most-viewed Planet Analog items of 2006
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12/25/2006   Post a comment
See the most-viewed Planet Analog items of 2006, covering capacitive sensing, connecting headphones, using S-parameters, MOSFETs, Spice models, power supplies, filters, audio amplifiers, and noise
5-amp LDO powers ultralow-voltage DSPs, ASICs
Articles  
12/22/2006   Post a comment
Micrel's MIC69502 is a 5-amp low-voltage, low-dropout (LDO) regulator suited for FPGAs, microcontrollers and logic ICs in next generation optical networks, communication switches, storage networks, wireless base stations, and home entertainment systems.
Bidirectional voltage-level translators simplify connectivity
Articles  
12/22/2006   Post a comment
Texas Instruments' TXB0104 and TXS0104E bidirectional voltage-level translation devices for connecting next-generation processors and peripherals eliminate the need for direction control signals used in traditional voltage-level translators.
Low-offset buffer improves I2C reliability
Articles  
12/22/2006   Post a comment
Linear Technology's LTC4307 is an I2C bus buffer with low offset and a "stuck bus" recovery feature designed to significantly increase system reliability.
Application basics when using wideband voltage and current feedback op amps, Part 1 (of 2)
Articles  
12/20/2006   Post a comment
Understand the basics of current and voltage feedback op amps and where they fit, along with constraints and implications
Strong satisfaction from simple projects
Articles  
12/20/2006   2 comments
There's strong satisfaction in simple projects! Two items I did this year cost little, involved no software or even active components, yet solved tangible, irritating problems....
Bill Schweber, Site Editor
High frequency 400 mA step-down converter meets mobile space constraint needs
Articles  
12/20/2006   Post a comment
A step-down converter from AnalogicTech with a low profile and a small footprint inductor meets tight portable design space requirements.
Interface chips support updated HDMI v1.3 standard
Articles  
12/20/2006   Post a comment
Analog Devices has expanded its line of HDMI interface chips with multiplexers, receivers and transmitters that support the updated HDMI v1.3 standard. The latest additions to ADI's line address growing consumer demand for high-definition content in multimedia products ranging from 1080p deep-color HDTVs to low-power portable applications, including digital video and still cameras, portable media players and cell phones.
Dual 14-bit ADC supports 3G and WiMAX basestations
Articles  
12/18/2006   Post a comment
With sample rates of up to 150 Msamples/s, ADI's latest ADC can support 3G and WiMax basestations with half the board space of typical solutions.
Temp sensors boost thermal management for 90-nm processors
Articles  
12/18/2006   Post a comment
Product Review - SMSC's temperature sensors include resistance error correction, beta compensation, and automatic diode-typing for 90-mm processors; the same technology is also a part of their fan controller ICs.
Battery gas gauge chipset taps unused energy, provides safety
Articles  
12/18/2006   Post a comment
Texas Instruments unveils battery management chips to manage and protect multi-cell, li-ion battery packs.
Single-chip comprises THD analyzer
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12/14/2006   Post a comment
Build your own test gear. Specialized IC supplier Mixed Signal Integration has a nifty CMOS chip that can measure THD. The device is a single-chip 1/6th octave-wide five-harmonic distortion analyzer.
Microchip packs 18-bit delta-sigma ADC in a SOT-23 package
Articles  
12/14/2006   Post a comment
Microchip Technology says its 18-bit, delta-sigma analog-to-digital converter, for portable measurement in industrial, medical, consumer, and automotive applications, is the highest-resolution ADC available in a SOT-23 package.
High-side current monitors feature 8-450 volt input range
Articles  
12/13/2006   Post a comment
The HV7801 and HV7802 high-side current monitors from Supertex feature an ultrawide operating range, 8 to 450 volts, for motor controls, off-line sensors, instrumentation amplifiers, and current-sensing for high-voltage LED drivers, batteries, and switchmode supplies.
High-power PoE manager targets multi-port systems
Articles  
12/13/2006   Post a comment
Texas Instruments targets multi-port systems with an integrated Power over Ethernet (PoE) management device that allows these systems to deliver up to 25 watts of power over a standard Ethernet cable.
Audio post-processor ICs for DTV deliver home-theatre features
Articles  
12/12/2006   Post a comment
Cirrus Logic's CS48520 and CS48540 for digital TV (DTV) applications are complete audio post-processing solutions designed to deliver home-theater-like audio quality.
MOSFET thermal-simulation tool speeds design time
Articles  
12/12/2006   Post a comment
Vishay offers a free Web-based tool that gives designers a detailed simulation of how its MOSFETs will perform thermally and be affected by adjacent components.
Overvoltage protection for sensitive amplifier applications--Part 2
Articles  
12/11/2006   Post a comment
Understand diode-based overvoltage protection in amplifier circuits--and the implications
Fujitsu touts 1.3 GSa/s speed for its CMOS 14-bit DAC
Articles  
12/8/2006   Post a comment
Fujitsu Microelectronics America says its MB86065, a 1.3 GSa/s device, is the industry's fastest CMOS 14-bit digital-to-analog converter.
USB switch touts the highest bandwidth and level of ESD protection
Articles  
12/8/2006   Post a comment
Fairchild Semiconductor's FSUSB30, a 2-port USB 2.0 switch, touts the industry's highest bandwidth (>720 MHz), low on-capacitance (6 pF) and the highest available ESD protection (8 kV) in a UMLP package measuring just 1.4-by-1.8-by-0.55 mm.
Overvoltage protection for sensitive amplifier applications--Part 1
Articles  
12/7/2006   1 comment
Understand diode-based overvoltage protection in amplifier circuits--and the implications
Delta-sigma ADC includes temperature sensor accurate to 2 C
Articles  
12/7/2006   Post a comment
Linear Technology's LTC2499, suited for high-impedance sensor applications, is a 16-channel, 24-bit delta-sigma analog-to-digital converter that also includes a temperature sensor whose output can be accurately measured to within 2 C.
Synthesizer ICs with on-chip 14-bit DACs tout 1 GSPS operation
Articles  
12/5/2006   Post a comment
Analog Devices says it has more than doubled the clock speed of the industry's fastest digital synthesizer ICs that use 14-bit digital-to-analog converters.
Start your engines...
Articles  
12/5/2006   Post a comment
Today's cars are loaded with sensors, I/O and microprocessors, but will today's cars be maintainable or operating 25 years from now?....
Bill Schweber, Site Editor, Planet Analog
Class D audio system tunes in for digital TV
Articles  
12/5/2006   Post a comment
Product Review - Integrating a stereo analog-to-digital converter, sample-rate converter, digital audio processor and a 30-watt Class D amplifier that includes a PWM controller and power stage, Cirrus Logic touts its CS4525 as an innovative Class D audio IC that greatly simplifies system design for the global flat-panel digital television market.
Gigle achieves 1-Gbps bandwidth over home wires
Articles  
12/5/2006   Post a comment
Hispano-Scottish startup Gigle Semiconductor Ltd. has received its first test chip back from its foundry and has performed "real-house" trials of its technology demonstrating 1-Gbit bandwidth data transmission over powerline, phoneline and TV coaxial cable wiring.
Marvell brings former Intel Monahans to market
Articles  
12/4/2006   Post a comment
Marvell Technology Inc. has wasted little time in launching Intel Corp.'s former Monahans application processor as the Marvell PXA 3xx series. By releasing samples of the fastest and highest-performance device, the PXA 320, Marvell hopes to carve out a niche at the higher end of the handset and gaming platform market.

Real-time clock chip includes EEPROM and crystal
Articles  
12/1/2006   Post a comment
STMicroelectronics' real-time clock (RTC) includes EEPROM and an embedded crystal in a single 18-pin SOIC to boost reliability and cut board space and overall cost.
Evaluation board speeds up design time for processor power management applications
Articles  
12/1/2006   Post a comment
Dialog Semiconductor introduces an evaluation board for its recently introduced DA9034 IC that enables designers to configure designs based on the Marvell PXA3xx application processors.
Battery charger accepts two power sources
Articles  
12/1/2006   Post a comment
Intersil's battery charger accepts power inputs from both a USB port and a desktop cradle
Single/dual/quad comparators draw just 8.5 microamps per input
Articles  
12/1/2006   Post a comment
austriamicrosystems' initial line of comparators, its AS1970-75 family, available in single, dual, and quad versions, tout low power consumption—down to 8.5 microamps per input.




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