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PWM Controllers Enable Energy-Efficient Designs

November 7, 2008 9:31 am | On Semiconductor | Product Releases | Comments

Complying with Intel’s VR11.1 requirements, ON Semiconductor’s ADP4000 and ADP4100 6-phase PWM controllers allow for energy-efficient motherboard and graphics card designs for servers and desktop computers. The LFCSP-48-packaged components conserve power during light-loading, and exhibit VID transitions to adjust the processor voltage and processor frequency to switch between power/performance states. The RoHS-compliant devices offer

LISTED UNDER: ICs

DC/DC Controller Used in Step Up/Down Inverting

November 7, 2008 4:41 am | Product Releases | Comments

Operating over a temperature range of -55°C to 125°C, the LT3724 from Linear Technology is a 60V (65 V max.) low quiescent current (100 µA) switching regulator DC/DC controller used in step-down, step-up, inverting, and SEPIC topologies. A power supply incorporating the DC/DC controller can convert a 4 V to 60 V input supply to a regulated output

LISTED UNDER: ICs

Controller ICs Target Capacitive Touch Apps

November 6, 2008 4:07 am | Product Releases | Comments

Adding to the PureTouch family, Leadis Technology’s LDS6003, LDS6005, LDS6023, LDS6025, and LDS6028 touch controller ICs perform in mobile and non-mobile capacitive touch applications. The 0.8 mm thick components operate at 1.8 V with power consumption of <200 µW, Strongest Touch Selection (STS) for inadvertent touch prevention; Threshold Individually Programmed (TIP), and Automatic Ambient Compression (AAC) for environmental response

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MCUs Integrate LCD Driver

November 5, 2008 5:24 am | Product Releases | Comments

Targeting portable handheld devices, Freescale Semiconductor’s S08LL, RS08LA, and RS08LE 8-bit MCU families incorporate a high-segment on-chip LCD driver. The components have a low-power blinking mode, front- and back-plane reassignment, an internal charge pump, and an internal clock source. The 9S08LL16/8 units present a voltage range from 1.8 V to 3.6 V, CPU speed of 20 MHz, an 8-channel keyboard interrupt, up to 38 GPIOs, up to 18

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DC-DC Converters Reduce PCB Size

November 4, 2008 5:34 am | Product Releases | Comments

Designed for portable consumer electronics applications, a series of high-frequency, synchronous DC-DC converters from Diodes Incorporated offer switching frequencies that reduce circuit inductor and capacitor size, resulting in smaller PCBs. The converters feature typical efficiency of 94%, with a quiescent current of 150 µA. The AP6714 has an adjustable output voltage range

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SoC Combines Wi-Fi, Active RTLS, and Wireless Sensing

November 4, 2008 4:55 am | Product Releases | Comments

Coming with a processor running a TCP/IP stack, G2 Microsystems’ G2C547 IEEE 802.11b/g SoC handles Wi-Fi Internet connectivity, active RTLS, and wireless sensing capabilities. The 72-pin QFN-packaged component operates in a thin-client architecture for Internet-enabling MCU-based devices, or in a G2-hosted architecture that eliminates the external processor and runs on the G2 CPU. Other offerings include EPC Gen 2 capability for RFID/RTLS applications; a

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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

LISTED UNDER: ICs

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