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Content posted in October 2006
Temperature sensor for DDR memory is accurate to 1 C
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10/31/2006   Post a comment
Maxim Integrated Products' MAX6604 temperature sensor is accurate to ±1°C for DDR memory modules in notebook computer applications.
National flashes smallest LED driver
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10/31/2006   Post a comment
National Semiconductor says its LM2754 is the world's smallest, fully-integrated flash LED driver.
Samsung, Sony back SiBeam at 60-GHz
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10/31/2006   Post a comment
LG Electronics Inc., Matsushita Electric Industrial Co., Ltd. (Panasonic), NEC Corporation, Samsung Electronics Co. Ltd., SiBeam Inc., Sony Corp. and Toshiba Corp. have announced they are working together in a special interest group called WirelessHD. The group is developing a specification to pass high-definition multimedia material using an unlicensed frequency band at 60-GHz.
Triple video amp has integrated filters and sync circuitry
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10/27/2006   Post a comment
Texas Instruments says its THS7327 is the industry's first video amplifier IC with integrated filters for handling both analog RGB and digital horizontal and vertical (HV) sync signals.
Half-bridge driver generates 100-V, 5-microsecond, 10-A pulses for lightning-strike surge simulation
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10/27/2006   Post a comment
This circuit generates a high-voltage pulse for testing a DSL driver against the surges that get past external line protection
Analog switches handle both audio, USB sources
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10/27/2006   Post a comment
Tiny ICs automatically configure for signal type; include ESD protection
Spread-system oscillator for auto apps puts the brakes on EMI
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10/27/2006   Post a comment
Maxim says its DS1091L is the industry's only 3-volt, all-silicon center-spread clock oscillator for cutting EMI in the automotive temperature range.
Relative-humidity sensor system boosts climate control
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10/25/2006   Post a comment
Boosting passenger safety and comfort, Sensata Technologies' capacitive-based humidity sensors with integrated temperature function, for determining relative humidity in climate control and windshield anti-fogging applications, responds five times faster with twice the initial accuracy of traditional resistive-sensor technologies.
TV-on-chip devices debut
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10/25/2006   Post a comment
Fabless semiconductor company Telegent Systems is rolling out devices that integrate all major mobile TV receiver functions, from antenna input to digital video output. Low-power devices support NTSC and PAL video formats, making it suitable for both US and European mobile phone designs.
Coincidental failures complicate debug
Articles  
10/25/2006   1 comment
Debug is tough, no doubt. Experienced engineers know that design gets the glory, but the real project battle is at the debug level. Perhaps that's unfortunate and not at all fair, but that's the way it is.....
Bill Schweber, Site Editor, Planet Analog
Delta-sigma ADC delivers for cost-sensitive industrial applications
Articles  
10/24/2006   Post a comment
The CS5530 is a lower-cost option to Cirrus Logic's CS5531/32/33/34 family of integrated delta-sigma A/D converters for weigh scales, low-cost temperature controllers, digital panel meters, and process control modules.
ICs, LEDs form simple thermometer-style voltage indicator
Articles  
10/23/2006   Post a comment
Use this circuit to build a stacked string of LEDs into a replica of an analog bar indicator
Chipset yields high linearity transmitter for GSM/EDGE base stations
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10/20/2006   Post a comment
Check out this transmitter chipset from Maxim Integrated Products. Aimed at GSM/EDGE base station applications, chipset consists of a SiGe I/Q modulator and highly integrated, digital RF variable-gain amplifier that together deliver what the company says is the lowest noise and highest levels of linearity of any competing direct-conversion zero-IF transmitter product.
1-chip solution advances automotive battery monitoring
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10/20/2006   Post a comment
Product Review - Analog Devices' ADuC703x family of Smart Battery Sensors, claiming the first single-chip solution for precision battery management in automotive applications, integrates high-precision data acquisition of current, voltage, and temperature, a programmable flash memory-based MCU, and a local interconnect network (LIN)-based controller with high-voltage transceiver in a small 48-pin package.
Automotive tire-pressure RFICs pack integral microcontrollers
Articles  
10/19/2006   Post a comment
Based on the 8-bit flash-equipped Atmel AVR microcontroller architecture, here are two power-managed RF transmitter-receiver ICs that include sensor interfaces for tire pressure monitoring. These smart RFICs include building blocks to support the measurement and calibration of capacitive pressure and motion sensors.
Understand employer-candidate challenges in a demand-driven period!
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10/18/2006   Post a comment
It may be "happy days" and "engineering shortage" again for engineers, especially analog ones. Gary Fowler of Analog Solutions discusses what this means to engineers and prospective employers.
Bill Schweber, Site Editor, Planet Analog
Op-amp for high-end audio touts benchmark performance
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10/18/2006   Post a comment
National's LM4562 dual operational amplifier for high-end audio applications claims benchmark performance for its combination of high speed, low distortion, wide operating voltage, and high output drive.
Agilent releases a new version of its Advanced Design System
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10/17/2006   Post a comment
Agilent releases a new version of its Advanced Design System to integrate system architecture and implementation capabilities for RF designs.
Thermal management solutions include support for Intel platform environmental control interface
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10/17/2006   Post a comment
Andigilog's thermal management system controllers integrate fan control with high accuracy temperature sensing for improved system performance.
200-volt stereo driver IC serves high-end audio
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10/16/2006   Post a comment
National touts its LM4702, for high-power, high-end consumer applications, as the industry's first 200-volt stereo driver IC.
14-channel clock generator meets critical wireless, optical requirements
Articles  
10/16/2006   Post a comment
Analog Devices says its AD9516 series, for wireless base station, optical network, and telecom applications, is the industry's first low-phase-noise, 14-channel clock generator with jitter below 1 ps.
Combo dual-band IEEE-802.11a/b/g PA has low dissipation
Articles  
10/13/2006   Post a comment
By incorporating two power amplifiers on a single chip, one for the 2.4-GHz band and the other for the 5-GHz band, Renesas's 802.11 MMIC consumes only a 4 x 4-mm footprint, which is smaller than separate 2.4-GHz and 5-GHz Renesas SiGe MMICs. The device also sips current.
Class D amp delivers 30 watts for home TV
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10/13/2006   Post a comment
Microsemi's LX1725 class D amplifier delivers 15 watts per channel, or a single channel output of 30 watts, for LCD TVs and home theaters.
RF transceiver chips target WiMAX terminal designers
Articles  
10/12/2006   Post a comment
Check out these IEEE-802.16 RFICs from Analog Devices Inc. Integrating A/D converters and DACs on-chip, they promise to slash the cost of WiMAX designs.
LDO is automotive-qualified
Articles  
10/12/2006   Post a comment
Texas Instruments' new family of low-dropout (LDO) regulators, with an input voltage range of 45 volts, will survive the harsh requirements of the high-transient automotive environment for car stereo, instrument clusters, and telematics applications.
Accurately measure ADC driving-circuit settling time by shifting sampling edge
Articles  
10/12/2006   Post a comment
The linearity and distortion performance of an analog-to-digital converter (ADC) depends on the analog -input settling. This article shows a method which plots the settling behavior of the op amp driving a high-resolution ADC. It characterizes the settling time of the op amp combined with the ADC.
ULDO is a tight fit for wireless designs
Articles  
10/12/2006   Post a comment
Micrel's MIC5301 ULDO regulator touts a dropout of just 40 mV at 150 mA, more than 75 db PSRR, and extremely low output noise all in a 1.6-by-1.6 mm MLF package that ideally suits the device to portable and wireless applications.
Multichip partitioning illustrates true engineering challenge
Articles  
10/10/2006   Post a comment
I bristle at our industry's frequent promotion of technology road maps. It makes both engineering development and scientific progress seemed like glorified administrative tasks....
Bill Schweber, Site Editor, Planet Analog
Energy meter ICs cut power losses
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10/10/2006   Post a comment
Analog Devices' ADE7100 and ADE7500 energy meter ICs, combining intelligent battery management with signal processing technology, tout higher reliability and significantly lower power consumption.
Freescale delivers its first PoE/PD controller
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10/10/2006   Post a comment
Freescale's MCZ34670 is the company's first single-chip PoE controller. It combines a powered device (PD) interface port supporting the IEEE 802.3af PoE standard and a pulse width modulator (PWM) controller.
3-axis accelerometer ICs spin smaller, smarter designs
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10/10/2006   Post a comment
STMicroelectronics' first two devices in its LIS302 family of low-g linear accelerometers tout extremely small form factor and low power consumption for a variety of motion-sensor applications.
Class D amp extends high fidelity
Articles  
10/6/2006   Post a comment
Product Review - Touting a step advance in Class D audio amplifiers, JamTech's JM2020 True Fidelity digital amp includes its new sub-ranging pulse width modulator (PWM) technology to significantly extend linearity and dynamic range.
Lowest-power 16-bit ADC optimizes portable designs
Articles  
10/5/2006   Post a comment
Analog Devices says its AD7980, a 1-MSPS 16-bit ADC in the company's PulSAR family, consumes 80 percent less power and board space than the closest competing 16-bit converter.
Smart load switches targets power-sensitive, sub-5V applications
Articles  
10/2/2006   Post a comment
Micrel introduces a family of smart load switches ideal for portable applications including cellular phones and battery switch-over circuits.
Smart load switches targets power-sensitive, sub-5V applications
Articles  
10/2/2006   Post a comment
Micrel introduces a family of smart load switches ideal for portable applications including cellular phones and battery switch-over circuits.
Startup's open p-cells poised to roil analog EDA
Articles  
10/2/2006   Post a comment
Generating parameterized cells (p-cells) that can be instantiated in any custom IC layout tool may seem like a modest goal. But if analog EDA startup CiraNova Inc. succeeds in its mission, it may reorder the analog IC layout market and establish a new EDA distribution model as well.

Single-stage Class D amp delivers 300 watts
Articles  
10/2/2006   Post a comment
Product Review - Texas Instruments says its TAS5261, which delivers 300 watts into a 4-ohm load, is the industry's highest power single-chip Class D amplifier stage, more than double the output of any competing device.




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