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Content posted in February 2009
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2008 year-end review and 2009 outlook
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2/28/2009   Post a comment
We again welcome guest columnist Gary Fowler of Analog Solutions to provide his insight on the industry employment situation, with a special focus on analog-related perspective. . . . Bill Schweber, Planet Analog Editor
"Also of Interest" and "Elementals" for March 2, 2009
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2/28/2009   Post a comment
Check out these interesting and tutorial items from other engineering and design publications, courtesy of Planet Analog
MicroFET MOSFETs extend battery life in consumer devices
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2/27/2009   Post a comment
Fairchild Semiconductor has introduced dual N-Channel and single N-Channel MOSFETs that aare designed to extend battery life in applications such as cellular handsets, electric toothbrushes and shavers.
250mA LDO withstands 80V input
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2/26/2009   Post a comment
Linear Technology has announced a high reliability (MP) grade, wider temperature range version of the LT3013, a micropower LDO with input voltage capability up to 80V.
2G dual-band transmit modules target emerging market handsets
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2/26/2009   Post a comment
RF Micro Devices' family of dual-band GSM/GPRS transmit modules provides a small footprint, improved efficiency and robust ESD protection.
UMTS femto base-station chipset drives adoption in access points, residential gateways
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2/26/2009   Post a comment
The receiver and transmitter in Maxim's new UMTS femto base-station chipset use the company's proprietary high dynamic range MAX-PHY interface to eliminate the need for a mixed-signal analog front-end.
Atmel : RF transceiver is IEEE P802.15.4c compliant
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2/26/2009   Post a comment
Atmel announced the AT86RF212, an IEEE P802.15.4c compliant RF transceiver for the Chinese wireless market.
Hall-effect switch drives lower voltage, deeper micropower and higher ESD
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2/26/2009   Post a comment
Aimed at portable handsets, PDAs and personal entertainment devices, Melexis' MLX90248 New Generation micropower and omnipolar Hall-effect switch provides what the company says is the industry's lowest current consuming magnetic, contactless solid-state switching.
RFMD : 3G/4G front end offers nine-band coverage
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2/26/2009   Post a comment
The RF6460 is currently RFMD’s most highly integrated and scalable 3G/4G cellular front end platform.
Clock generator eliminates oscillators in networking systems
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2/24/2009   Post a comment
ADI's clock generator reduces cycle time and complexity in networking and communications systems.
Why Use Current Shunt Monitors?
Articles  
2/24/2009   1 comment
Many of today's applications require current measurement for power estimation, regulation purposes, or for diagnostics. This article focuses on circuits with analog outputs that are needed for loop regulation or for signal conditioning for ADCs.
Optoelectronics set to benefit from BiCMOS manufacturing developments
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2/24/2009   Post a comment
Analog/mixed-signal foundry, X-FAB Silicon Foundries, has added several new options to its 0.6micrometer BiCMOS technology platform, two of which X-FAB boasts are 'first-of-a-kind capabilities' for the optoelectronics market.
Texas Instruments : Hot-swap managers suit 3 to 20 V voltage rails
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2/24/2009   Post a comment
Texas Instruments has introduced three hot-swap managers that help protect against over currents for voltage rails between 3 and 20 V and an operating current of up to 5 A.
16bit industrial DAC exemplifies integration trend
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2/24/2009   Post a comment
A 16bit, industrial digital-to-analog converter that incorporates a voltage-output amplifier, current-output amplifier, and pass transistors on the same silicon, is the latest offering from Maxim.
Torex : Voltage regulators offer low dropout voltage
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2/23/2009   Post a comment
Available in the tiny USP-6C package (1.8 x 2.0 x 0.6 mm), as well as in standard SOT-25 and SOT-89-5 versions, the XC6220 Series of voltage regulators from Torex Semiconductor offer low dropout voltage – typically 20 mV with a 100 mA load.
Low voltage, bi-directional DC motor driver housed in small package
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2/23/2009   Post a comment
Allegro's latest device has a high output current and wide operating voltage range, making it a key component for portable applications.
Point-to-point embedded 240-to-960 MHz RF link gets feature-rich TX/RX front end
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2/23/2009   Post a comment
Silicon Labs' EZRadioPro provides extra link budget due to sensitive front end, higher power PA, despite ultra-low-power design
Micropelt readies thermoharvester-driven wireless sensor for commercialisation
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2/23/2009   Post a comment
German thin film thermoelectric specialist Micropelt says that its thermo-powered wireless sensor system is now ready for commercial evaluation and has launched an evaluation kit to enable potential customers to compare it to conventional battery technologies.
Evolution of handheld gaming, Part 1
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2/23/2009   Post a comment
As I sat patiently in the boarding area of Boston's Logan International, waiting to catch a flight back to Ottawa, I couldn't help but notice what the gentleman seated to my left and the young boy seated to my right had chosen to do to pass the time.
Photo frames vie to be 'third screen' at home
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2/23/2009   Post a comment
The lowly digital photo frame is emerging as a connected "third screen" at home, and the product's evolution has chip suppliers, consumer electronics companies and even wireless carriers seeing dollar signs.
MEMS barometric pressure sensor could be used for watches or phones
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2/22/2009   Post a comment
A compact MEMS pressure sensor was introduced by EPCOS AG at electronica & Productronica 2009 in Shanghai, China.
My router died, but its replacement kept me happy
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2/21/2009   Post a comment
Why upgrade, if you can get an identical replacement and not have to worry? . . . .
Bill Schweber, Planet Analog Editor
"Also of Interest" and "Elementals" for February 23, 2009
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2/21/2009   Post a comment
Check out these interesting and tutorial items from other engineering and design publications, courtesy of Planet Analog
8-megapixel camera platform with backside illumination for phones
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2/20/2009   Post a comment
The platform combines Omnivision's OV8810 device with the Fujitsu Microelectronics mobile Milbeaut M-5MO advanced image signal processor.
Single-conversion tuner sharpens analog, digital TV broadcast reception
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2/20/2009   Post a comment
Maxim has developed a single-conversion silicon tuner that employs a single downconversion step from RF to 36MHz to provide artifact-free reception of analog signals and high-quality reception of digital signals.
802.11n client device forms core of WiFi sensor networking systems
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2/20/2009   Post a comment
Redpine Signals has developed an 802.11n wireless sensor module it is marketing under the brand name SenSiFi that it says provides all the control and wireless functionality required to build and deploy wireless sensor nodes in the industrial and enterprise sectors.
Dual-channel 1 MHz synchronous boost regulator offers integrated output disconnect and soft-start
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2/20/2009   Post a comment
Linear Technology Corporation has introduced the LTC3535, a dual-channel 1 MHz, current mode synchronous boost DC/DC converter with integrated output disconnect and soft-start.
Thermoharvester-driven wireless sensor node enables battery-free operation
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2/19/2009   Post a comment
Micropelt GmbH claims to offer the world's first commercial availability thermo-powered wireless sensor system, the TE-Power NODE. The company's built-in chip thermogenerator takes a few degrees of temperature differential and harvests that thermal energy to operate the wireless sensor node, enabling unlimited battery-free operation.
16-bit industrial DAC comes with +/-10V, 4-20mA outputs
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2/18/2009   Post a comment
This DAC from Maxim incorporates a voltage-output amplifier, current-output amplifier, and pass transistors on the same silicon.
Gen. 5.0 Schottky diodes extend D-Pak current capability up to 20A
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2/18/2009   Post a comment
Vishay's latest 45-V and 100-V Schottky diodes built on submicron trench technology feature maximum junction temperature to +175 degrees C, very low typical forward voltage drop down to < 0.54 V, and low reverse leakage down to 3 mA.
LED driver claims flickerless dimming
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2/17/2009   Post a comment
Responding to a significant number of requests for a TRIAC dimmable LED driver, National Semiconductor has introduced a constant-current controller that enables uniform dimming of LEDS without flicker.
Infineon showcases third generation SiC Schottky diodes at APEC
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2/17/2009   Post a comment
At the Applied Power Electronics Conference and Exhibition, APEC, in Washington, DC, Infineon Technologies AG has introduced its third generation thinQ! SiC Schottky diodes that feature the industry's lowest device capacitance for any given current rating, which enhances overall system efficiency at higher switching frequencies and under light load conditions.
Microprocessor supervisor circuits provide battery backup, CE gating
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2/17/2009   Post a comment
In small TQFN or TDFN packages, these supervisory circuits from Maxim integrate a variety of features including a microprocessor reset circuit, battery-backup switchover, power-fail warning, and chip-enable (CE) gating.
Semtech debuts highly integrated ISM-band transmitter
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2/17/2009   Post a comment
Check out the SX1230, Semtech's latest RF transmitter that reduces BOM by up to 40% for a wide array of applications.
Data centres provide inspiration for new voltage regulator designs
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2/17/2009   Post a comment
Targeting power hungry data centres, International Rectifier's second generation SupIRBuck integrated point-of-load voltage regulators claim high switching frequency and benchmark energy efficiency over the load range.
Capacitive sensor measurement made simple
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2/17/2009   Post a comment
Interfacing to MEMS transducers, such as those that sense acceleration, pressure, altitude, humidity, rain, level and gas, e2v's CPIC2.0 ic has been designed to ease the process of sensor data acquisition.
STMicroelectronics power MOSFET claims best on-resistance per area in 650 V rating
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2/17/2009   Post a comment
STMicroelectronics is claiming a performance breakthrough for silicon power MOSFETs by achieving the best on-resistance per die area in a 650 V rating with the launch of the company's MDmesh V technology.
Freescale demonstrates power conversion technology innovation for solar applications
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2/16/2009   Post a comment
Freescale Semiconductor is using the Applied Power Electronics Conference and Exposition (APEC) taking place this week in Washington, DC, USA, to demonstrate what the company is hailing as a breakthrough in power conversion technology for photovoltaic (PV) applications.
Infineon set to sample low-cost 2G/3G/HSDPA platform in June
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2/16/2009   Post a comment
Infineon Technologies AG (Munich, Germany has said it developing a "platform" offering for fast mobile internet access along with "cost-optimized" 3G network connection, which is due to start sampling in June.
Sometimes it's smarter not to be too clever
Articles  
2/14/2009   2 comments
We all like to be clever in our designs, but that can backfire and you can outsmart yourself and your project. . . .
Bill Schweber, Planet Analog Editor
"Also of Interest" and "Elementals" for February 16, 2009
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2/14/2009   Post a comment
Check out these interesting and tutorial items from other engineering and design publications, courtesy of Planet Analog
MIT goes 3-D with image sensor
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2/13/2009   Post a comment
At the International Solid-State Circuits Conference (ISSCC) here, the Massachussets Institute of Technology (MIT) described a CMOS image sensor, based on a 3-D stacking technology.
Understand low-side vs. high-side current sensing
Articles  
2/13/2009   9 comments
There are two fundamentally different resistor topologies for sensing current, each with unique attributes to match to your application requirements
dSpace expands signal generator for ECU tests
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2/12/2009   Post a comment
dSpace GmbH (Paderborn, Germany) has added new options to its DS2302 Direct Digital Synthesis Board. The enhancements aim at more powerful signal generation, enhancing the range of application cases, in particular when it comes to simulate intelligent wheel speed sensors.
DAC line offered in tiny SC70 package
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2/12/2009   Post a comment
TI's latest 8- and 16-bit DACs are 40 percent smaller than standard SOT23 devices.
Broadband amplifiers accelerate multimedia networking
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2/12/2009   Post a comment
ST's high-speed, low-noise TS617 amplifier targets 200Mbit/s Internet and HomePlugAV equipment.
MEMS accelerometers: a fast-track to design success?
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2/11/2009   Post a comment
MEMS accelerometers are one of the most newsworthy analog products today. However, are they a passing system design fad, or here to stay?
Transducers USA : Audio buzzers suit harsh environments
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2/11/2009   Post a comment
The expansion of the operating temperature range for Transducers USA’s line of 400-Hz buzzers makes the products well suited for usage in extreme high or low temperature environments.
Renesas : Development systems allows re-configurable communication
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2/11/2009   Post a comment
ASOCS and Renesas Technology have announced a GSM/GPRS/EDGE communication development system (CDS).
Adjustable OVPs protect low-voltage systems against faults up to 28V
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2/11/2009   Post a comment
These overvoltage protectors (OVP) from Maxim employ an internal low, 100milliohm (typ) Ron MOSFET to prevent damage to circuitry from overvoltage conditions.
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