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Controller ICs Allow Two-Touch Gestures

November 3, 2008 10:52 am | Atmel Corporation | Product Releases | Comments

Targeting personal electronics and mobile phones, Atmel’s AT42QT5320 and AT42QT5480 capacitive touchscreen controller ICs track and report 1 or 2 simultaneous touches as separate X and Y positions. The RoHS-compliant components implement common user-initiated gestures, including tap, double tap, flick, and drag, as well as two-touch gestures, such as

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Interfaces Enable High-Definition Recording

November 3, 2008 6:40 am | Product Releases | Comments

Operating on the 1394 (Firewire) link layer and integrated physical layer, Texas Instruments’ TSB43EC42 and TSB43EA42 encrypted interfaces yields tru2way set top boxes and digital TVs to record in high definition. The IEC61883-1/2/4/7-compliant instruments integrate a 1394a 2-port PHY that functions at 100 Mbps, 200 Mbps, or 400 Mbps with IEEE Std. 1394-1995 and 1394a-2000 compliance. The BGA-packaged components support MPEG2, MPEG4, DV, and

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Voltage Regulator Supports PMBus

November 3, 2008 6:05 am | Product Releases | Comments

Managing, monitoring, and reporting power supply operating conditions, NXP’s TEA132X digital point-of-load voltage regulator complies with PMBus 1.1 with 96 standard commands including margining, protections, sequencing, monitoring, and user defaults store. The 32-pin HVQFN-packaged component provides

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Power Monitor IC Employs Digital I²C Interface

October 31, 2008 10:45 am | International Rectifier | Product Releases | Comments

Utilizing TruePower technology, International Rectifier’s IR3720 output power monitor IC communicates output current or voltage to the system controller through a digital I²C interface. The 3 mm² 10-pin DFN-packaged product demonstrates current accuracy of 0.20%, voltage accuracy of ±0.75%, bias supply voltage of 3.30 V, and an operating temperature from

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FPGA Families Support High RLDRAM Rates

October 30, 2008 6:58 am | Product Releases | Comments

The LatticeSC and LatticeSCM FPGA families (collectively, the “LatticeSC/M” families) support RLDRAM I/II rates up to 800 Mbps. The high-speed RLDRAM I and RLDRAM II memory controller IP (intellectual property) is implemented in Lattice’s low-power MACO (Masked Array for Cost Optimization) structured ASIC technology. The FPGAs are fabricated on Fujitsu’s 90 nm CMOS process technology

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Controller Addresses Power Limiting Apps

October 29, 2008 10:21 am | Product Releases | Comments

Suiting 240 VA system applications specified by UL60950, EN60950, and CSA1950, Micrel’s MIC2310 single-FET hot-plug controller targets blade server systems, base stations, servers, 12 V power distribution backplanes, enterprise switch networks, and

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Battery Protection ICs Offer Cell-Balance Functions

October 29, 2008 6:48 am | Product Releases | Comments

Consuming 7 A current max, Seiko Instruments’ S-8209A and S-8209B Series battery protection ICs exhibits charge and discharge cell-balance functions in lithium-ion and lithium-polymer rechargeable battery packs. A voltage detection circuit enables overcharge detection and release voltages of up to 4.4 V at -25 mV and -50 mV accuracy, cell-balance detection and

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UHF Reader ICs Utilize Protocol Engine

October 28, 2008 9:45 am | Product Releases | Comments

Known as “SimplyGen2”, austriamicrosystems’ AS3990 and AS3991 single-chip UHF reader ICs use an EPC Class 1 Gen 2 protocol engine. The 9 mm² 64-pin QFN-packaged components include an integrated power amplifier, require 32 registers to enable full RF, filtering, and protocol control, and operate over a temperature range from -45°C to 85°C. The products can

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Audio Codec Uses Class H Technology

October 28, 2008 6:49 am | Product Releases | Comments

Improving audio playback battery life by up to 2 hours, Cirrus Logic’s CS42L55 portable audio codec utilizes supply-adjusting bimodal Class H headphone driver technology for quiescent power consumption of 5.1 mW. The 5 mm × 5 mm × 0.45 mm 36-pin QFN-packaged component delivers 1 Vrms line output from a 1.8 V supply and 17 mW per channel of 96 dB dynamic range

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Convergent Processors Deliver High Clock Speeds

October 27, 2008 8:35 am | Analog Devices, Inc. | Product Releases | Comments

Available at clock speeds up to 400 MHz (800 MMACS), the Blackfin BF51x series of the convergent-processor family from Analog Devices include 116 kBytes of RAM, plus an optional 4 Mbits of serial (SPI) flash memory. Each device integrates Lockbox security for code and content protection, support for sixteen stereo I2S digital-audio channels

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Audio Codec Incorporates miniDSP

October 27, 2008 5:10 am | Product Releases | Comments

Offering a sample rate of 192 kHz, Texas Instruments’ TLV320AIC3254 audio codec integrates the miniDSP programmable audio processing engine for running algorithms such as surround sound. The 5 mm² QFN-32-packaged component utilizes PowerTune technology for power consumption from 2.4 mW at 90 dB SNR to 5.1 mW at 100 dB SNR for stereo playback, and from 6 mW at 88 dB SNR to 14.2 mW at 93 dB SNR for stereo recording. The 1.8 V device includes the PurePath

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Battery Charger IC Works with Various Standards

October 24, 2008 12:29 pm | Product Releases | Comments

Performing in single-cell Li-Ion and Li-polymer powered systems, Summit Microelectronics’ SMB339 3rd-generation programmable battery charger IC shows compatibility with USB 2.0, USB on-the-go supplement, USB 1.0, IEEE1725, and Chinese USB charging specifications. The device offers

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PMIC Targets Handheld Apps

October 24, 2008 5:08 am | Product Releases | Comments

Integrating a single-cell, lithium-ion (Li+)/lithium-polymer (Li-Poly) charger with proprietary Smart Power Selector circuitry, Maxim Integrated Products’ MAX8819A power-management IC (PMIC) functions in portable media players, MP3 players, GPS devices, and other handheld applications. The 4 mm × 4 mm × 0.8 mm 28-pin QFN-packaged component uses 3 2 MHz step-down converters and a step-up converter with serial-step dimming control for powering from

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RF Detector Offers RMS Measurement Capability

October 23, 2008 9:38 am | Product Releases | Comments

Regardless of waveforms that have high crest-factor modulated content, multi-carrier, or multitone, Linear Technology’s LT5581 broadband 6 GHz RF detector demonstrates an rms measurement capability for RF power readings to within ±0.2 dB. The 8-lead 3 mm × 2 mm DFN-packaged component outputs a DC voltage that is linearly proportional to the log input power for mV/dB scaling with linearity of >±1 dB across a 40 dB dynamic range. The device operates over a frequency range from

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Voltage Regulators Allow Large Transient Range

October 22, 2008 5:55 am | Product Releases | Comments

With an input voltage range from 4.5 V to 42 V, SIMPLE SWITCHER step-down voltage regulators from National Semiconductor allow for voltage transients from 12 V and 24 V input rails. The regulators feature internal compensation and low pin-count packages. The 11 SIMPLE SWITCHER step-down voltage regulators support load currents from 0.5 A to 5 A. Each provides a fixed switching frequency

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