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Articles
Content posted in April 2008
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Automotive linear regulators integrate voltage tracker, protection circuitry
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4/30/2008   Post a comment
Maxim Integrated Products has introduced the highly integrated MAX15008 and MAX15010 300-mA automotive linear regulators with a voltage tracker and load-dump protection.
Power amplifiers offer high linearity, low current consumption
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4/30/2008   Post a comment
Avago Technologies has introduced one- and two-watt families of high-performance power amplifiers designed for next-generation cellular and WiMAX infrastructure applications.
Berkeley Design Automation Delivers Noise Analysis Tool
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4/30/2008   Post a comment
Berkeley Design Automation, Inc., announced the availability of the Noise Analysis Option.
Avago delivers tiny FETs for multiple wireless apps
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4/30/2008   Post a comment
VMMK-1218 and -1225 do not require negative voltage to operate, which results in lower costs and ease of use for RF designers.
Maxim : Versatile class D amplifiers combine high efficiendy with low cost
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4/30/2008   Post a comment
Maxim Integrated Products introduces the MAX9736A/B, a family of versatile single-supply, filterless Class D speaker amplifiers, which provide high-performance, thermally efficient amplifier solutions at a low solution cost.
Bosch Sensortec : Triaxial acceleration sensors have three analog outputs
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4/30/2008   Post a comment
The BMA140 is an analog acceleration sensor in a 3 x 3 x 0.9 mm miniature 12-pin LGA package.
Innovative FET RF PA topology benefits radar, avionics applications
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4/30/2008   Post a comment
FETs based on an innovative vertical structure boast higher efficiency, smaller size, improved thermal management, and high VSWR tolerance
Off-the-shelf LF antenna driver IC for hands-free car access systems
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4/30/2008   Post a comment
Claiming an industry first, the ATA5279 is an LF coil driver IC from Atmel Corporation that has been designed for Passive Entry Go (PEG) and Passive Go (PG) hands-free car access systems.
Power management IC simplifies CDMA phone designs
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4/29/2008   Post a comment
AnalogicTech has introduced the AAT2601, the company's first power management IC designed for the specific requirements of mid-range CDMA handsets.
PA powers EGSM WCDMA networks
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4/29/2008   Post a comment
Engineered specifically for use in advanced 3G handsets for EGSM (Band 8) UMTS wireless networks, Anadigics' WCDMA linear power amplifier (PA) reduces average current consumption by 75 percent compared to competing devices.
Agilent EEsof enhances ADS
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4/29/2008   Post a comment
In this version, the company reports a 10x speedup in its 3D planar electromagnetic (EM) simulator (known as Momentum), and a 10X speedup in its non-linear harmonic balance circuit simulation with an advanced matrix preconditioner.
Simulate to accelerate your design
Articles  
4/29/2008   1 comment
A guide to tools and techniques for optimal component selection and system-level design verification before committing to board and bill of materials.
Teridian launches third generation power meter ICs
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4/29/2008   Post a comment
Teridian Semiconductor has launched its third generation of electricity metering chips that includes residential single phase, commercial and industrial three phase ICs, offering up to 256K bytes of storage with 10 MIPS processing power, advanced power management, LCD contrast adjust, and 0.5 second/day hardware RTC which consumes only 0.5µA.
RF transceiver targets WiMAX
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4/29/2008   Post a comment
Maxim Integrated Products reports it has the industry's first production-ready, single-chip, 2.3GHz to 2.7GHz, WiMAX MIMO RF transceiver that improves receiver SNR by 10dB
16-bit A/D converter line delivers 0.5-µA shutdown current
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4/29/2008   Post a comment
Linear Technology has introduced the LTC2451 and LTC2452, a pair of 16-bit delta sigma A/D converters with 0.5µA (max) shutdown current in ultra-tiny 3mm x 2mm DFN packages.
Infineon : Power control IC brings substantial energy savings
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4/29/2008   Post a comment
Infineon presents an improved version of its NovalithIC, a 1 cm3 package that accommodates three chips – two power chips and a logic circuit to control and monitor the power stage.
Under the Hood: Surveillance on a shoestring
Articles  
4/29/2008   4 comments
A recent run-through of my local Fry's Electronics was stretched a bit when I took a walk down the do-it-yourself security aisle. Among an array of products for those wanting self-serve video monitoring, a $99.99 surveillance kit caught my eye.
Leadis rolls out standalone Class-G headphone amplifiers
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4/28/2008   Post a comment
Leadis Technology Inc. is sampling standalone Class-G headphone amplifiers that are well suited for power sensitive applications such as mobile phones, MP3/PMPs, portable gaming, GPS/PNDs, notebook computers, and other portable audio products with a headphone output.
Vocoder IC offers full duplex capability
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4/28/2008   Post a comment
CML Microcircuits has added to its voice coder/encoder (vocoder) family a robust advanced low complexity waveform interpolation (RALCWI) IC dubbed the CMX638 that offers full duplex capability.
Synopsys debuts 5 GHz PCI express core
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4/28/2008   Post a comment
Synopsys officially rolls out a silicon core for PCI Express 2.0 April 28, claiming the 5 GHz technology is beginning to get attention from designers at a time when experts say the industry is moving at a relatively slow pace down the Express road map.
Sierra Wireless adds Wi-Fi to its in-vehicle modems
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4/28/2008   Post a comment
The new MP 595W, MP 881W and MP 880W increase flexibility and versatility by eliminating additional wires and creating a "hotspot" in and around vehicles.
Crystek : SAW clock oscillator generates low noise and jitter
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4/28/2008   Post a comment
Crystek designed the 1GHz SAW clock oscillator (CCSO) CCSO-914X3-1000 using FR5 PCB and SAW (surface acoustic wave) crystal technology to provide a low noise, low jitter performance with true SineWave output.
CSR : Audio processor includes MIDI synthesiser
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4/28/2008   Post a comment
CSR’s MusiCore1 is now being offered with mQSynth, a powerful wavetable MIDI synthesiser from QSound. CSR’s MusiCore1 is a fully featured single-chip stereo audio processor with Bluetooth for mobile phones.
LPRS : Wireless module is small and lower cost
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4/28/2008   Post a comment
The MU-2-R embedded radio module operates at 434 MHz and brings together industrial quality and reliability while having dimensions of just 50 x 30 x 9 mm.
Hot swap manager supports 3.3V and 12V channels in AdvancedMC slots
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4/28/2008   Post a comment
Texas Instruments has started sampling what it says is the first single-chip, dual-slot hot swap manager for mezzanine card used in AdvancedTCA (ATCA) and MicroTCA systems.
Hot-swap IC manages 3G wireless and beyond
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4/28/2008   Post a comment
Chip is industry's first fully compliant with ATCA specs for multiple-voltage Advanced Mezzanine Cards
"Also of Interest" and "Elementals" for April 28, 2008
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4/26/2008   Post a comment
Check out these interesting and tutorial items from other engineering and design publications, seen in the "Planet Analog" section of "EETimes"' print edition
Just don't call it "gas"
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4/26/2008   Post a comment
The term gas gauge is a convenient slang for battery charging and monitoring, but it also can mislead those who tend to highlight and scare . . . .Bill Schweber, Planet Analog Site Editor
Phone line monitor with detectors targets VoIP gateways, IP-PBXs
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4/25/2008   Post a comment
Clare, Inc. has introduced the CPC5712, a special-purpose phone line monitor with detectors (PLMD) IC, aimed at high-voltage telephony applications such as VoIP gateways and IP-PBXs.
High-frequency rectifiers increase system efficiency
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4/25/2008   Post a comment
Touting fast reverse recovery times and low forward voltage drop ratings, Vishay's 600-V FRED Pt Hyperfast rectifiers reduce switching losses in high-efficiency PFC and SMPS applications.
Samsung launches 2008 Plasma TV line
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4/24/2008   Post a comment
Samsung Electronics, a worldwide leader in innovation and HDTV technology, brings the lifelike experience of big-screen, Full HD 1080p home entertainment into the homes of consumers with its Series 5 550 and Series 6 Plasma HDTVs.
Develop analog high-pass filters without capacitors in the signal path (Part 1 of 2)
Articles  
4/23/2008   3 comments
High-pass filters are often needed, but capacitors can adversely affect their performance; learn how to avoid them
Op amps deliver ultra-low noise
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4/23/2008   Post a comment
Analog Device's ADA4898 op amp offers a combination of low distortion, low noise, high speed and high precision for 16- and 18-bit precision instrumentation applications.
Low-jitter, dual-output clock generator provides wide frequency range
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4/23/2008   Post a comment
Maxim Integrated Products has introduced the MAX3674 wide-frequency-range, dual-output clock generator for high-speed system equipment.
LED drivers provide 32 dimming levels
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4/22/2008   Post a comment
Catalyst Semiconductor has expanded its line of Quad-Mode fractional charge pump LED drivers with two high-resolution brightness devices that offer 32-dimming levels to provide enhanced LCD backlight control in emerging portable product applications.
SoC energy meter ICs offer greater memory density
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4/22/2008   Post a comment
Analog Devices, Inc. has expanded its portfolio of energy metering solutions with the ADE51xx and ADE55xx single-chip metering devices that feature greater memory density for more advanced solid-state energy meter applications.
Dual-channel DAC delivers enhanced performance for 3G, 4G communications
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4/22/2008   Post a comment
TI has introduced a 16-bit, dual-channel, 800 MSPS digital-to-analog converter (DAC) for wireless base stations, software-defined radio applications and multi-frequency test equipment.
Zigbee network processor eases task of adding wireless
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4/22/2008   Post a comment
Texas Instruments has introduced the first product from the company's Z-Accel family of 2.4 GHz ZigBee-certified network processors, giving engineers full ZigBee functionality without having to learn the complexities of a ZigBee stack.
Waveguides bridge 'terahertz gap'
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4/22/2008   Post a comment
University of Utah researchers succeed in building terahertz waveguides that harness surface plasmon polaritons at the interface between a metal and a dielectric--stainless steel foil and air gaps formed by perforations--to transmit, bend, split and combine terahertz radiation.
Under the Hood: Robot Guitar embeds autotuning
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4/22/2008   Post a comment
Gibson Guitar has been an aggressive technology adopter. On the heels of its Ethernet Out (digital) guitar, the company has released the Robot Guitar, which automatically tunes to a range of standard and alternative tunings at the touch of a button.
Tektronix : Arbitrary-function generator offers 40 V peak-to-peak amplitude
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4/22/2008   Post a comment
The AFG3011 arbitrary/function generator is the latest addition to the Tektronix AFG3000 Series of signal sources for design, test, and manufacturing engineers.
SigmaTel OK's bid from Freescale, pushes ref design for PNDs
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4/22/2008   Post a comment
Shareholders of SigmaTel (Austin, TX) have approved the acquisition of the analog IC specialist and the deal, valued at about $110 million, is expected to close by the end of April. At the same time, SigmaTel has introduced a version of its STMP37xx processor reference design targeted at the portable navigation GPS market, which it says enables sub-$99 portable navigation devices (PNDs).
Vishay : Power MOSFET has thin profile of 0.59 mm
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4/22/2008   Post a comment
The Vishay Siliconix Si8441DB 20-V p-channel TrenchFET power MOSFET in a MICRO FOOT chipscale package offers an ultra-compact 0.59-mm profile and a footprint area of 1.5 x 1 mm.
National offers the smallest buck regulator ICs
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4/21/2008   Post a comment
Chips are suited to high-input voltage regulation apps such as MP3 players utilizing Firewire and auxiliary power adapters with direct connection to 12-volt vehicle systems
OLPC: Tech salvation or ego trip?
Articles  
4/21/2008   2 comments
Do the noble goals of the One Laptop Per Child project justify its cost and complexity, or is it an ego trip in high-tech guise?
Power management IC streamlines multiple-supply designs
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4/21/2008   Post a comment
MC34700 quad-output device is suited for microprocessors, memory, and motors
HD transcoding platform improves speed and reduces cost
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4/21/2008   Post a comment
This technology, which combines Masstech's transformation software MassTransIt with the use of the RapidMind platform, is part of the growing trend of broadcasters using off-the-shelf hardware instead of traditionally premium-priced proprietary equipment.
Power inductors shrink by 70%
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4/21/2008   Post a comment
Touted as the smallest power inductors available, Taiyo Yuden's BRC1608 devices measure 1.6 (L) x 0.8 (W) x 0.8 (H) mm.
STMicroelectronics : MEMS accelerometers sense motion in mobile multimedia applications
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4/21/2008   Post a comment
STMicroelectronics introduces two MEMS accelerometers in 4 x 4 x 1.5 mm LGA packages, with full-scale range selectable between ±2 g, or ±6 g for super-small applications where high performance is required.
AnalogicTech : Step-down converter meets rising power needs
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4/21/2008   Post a comment
Available in a compact, 3 x 3mm TDFN package, and delivering up to 2A of output current, the AAT1153 step-down converter helps portable system designers meet rising power requirements and still deliver a small, power-efficient solution.
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