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Chipscale Buck Regulator Integrates Double Power Monitoring

May 5, 2008 7:48 am | Comments

Provided in a 4x4-mm MLPQ 12-pin package, the AS7620 from austriamicrosystems is a hysteretic, high efficiency 32-V step-down regulator deliver both “early-power-fail” warning and “power-good“ signals for increased system reliability. Operating with an efficiency as high as 93%, the 500-mA device accepts from 3.6 V to 32 V and is available with a fixed 3.3-V output or

Serial EEPROMs Boast Single I/O Bus

May 5, 2008 7:05 am | Microchip Technology Inc. | Comments

Based upon the patent-pending UNI/O memory-device protocol, a 10-member family of serial EEPROM devices from Microchip have a single I/O bus interface and are presented as the first devices that can support any data rate from 10 to 100 kHz and the only 1-, 2-, 4-, 8-, and 16-kbit EEPROMs available in a 3-pin SOT-23 package.

UPS Frame Enables Simple Scalability

May 2, 2008 12:17 pm | Comments

Provided in a 10U configuration, Eaton's MGE Office Protection Systems10 kVA Pulsar MX Frame UPS enables users of the 5-kVA Pulsar MX 5000 RT to migrate upward while still using the original power and battery sub-modules of the original. When the Pulsar MX on-line double-conversion power modules are connected in parallel within the Pulsar MX Frame, the power can be scaled from 5 kVA to 10 kVA with from 9 kW or 4.5 kW with N+1 redundancy.

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Tester Evaluates Embedded USB Host Devices

May 2, 2008 9:31 am | Comments

Ensuring compliance with USB-IF host certification standards, the USBHost Tester from Jungo tests embedded USB host stacks against the profiles of the thousands of commonly used USB devices in its database. Able to simulate entire class descriptors, the device also has a reporting facility. The tester can be used in a project along with the company's WinDriver development toolkit for custom device drivers to run on a variety  of operating systems and

Development Kit Creates Sub-GHz Wireless Networks

May 2, 2008 7:51 am | Microchip Technology Inc. | Comments

Providing wireless designers with an option for easy sub-GHz RF modem development, the EZLink Development Kit includes two EZLink radio modules with the Integration Associates’ IA4421 EZRadio transceiver and the PIC18F2520 8-bit Flash microcontroller from Microchip Technology. Users can create proprietary and standard-based short-range wireless networks

BeO Insulator Sets Thermal Conductivity Benchmark

May 2, 2008 5:50 am | Comments

Providing insulation in high-power RF and microwave power transistor packages as well as electron devices such as inductive output tubes, the BW3250 beryllium oxide (BeO)material from Brush Ceramic Products delivers a thermal conductivity of greater than 325 W/mK at room temperature, an increase of over 15 percent from the 285 W/mK that was previously achievable.

PCIe Switches Address Gen 2 Connectivity

May 1, 2008 11:02 am | Comments

Targeting high-performance control plane applications, PLX ExpressLane PCIe Gen 2 control plane switch family includes the PEX 8618 (16 lanes, 16 ports), PEX 8614 (12 lanes, 12 ports) and PEX 8608 (eight lanes, eight ports) to address key configurations specified by leading telecommunications and networking designers.

Connector Assemblies Survive High Temperatures

May 1, 2008 9:32 am | Comments

Using specialized materials such as liquid crystalline polymer thermoplastic, the MDM Series of connectors from ITT Interconnect Solutions are rated for operation to 200°C. Targeting rough applications such as geophysical and oil exploration, instrumentation, and down-hole mapping, the connectors

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Novel Chipscale Sensor Detects Both Proximity and Ambient Light

May 1, 2008 7:16 am | Comments

Promising to extend the battery lifetime and reduce circuit complexity and component count in advanced portable devices, the CM3612 from Capella Microsystems combines proximity and ambient light sensor functions in a single chip. The proximity detector in the chip is topped with a microscopic 830- to 880-nm IR filter and the ambient light sensor diode has a filter that passes

LCD Processors add Touch Functionality

April 30, 2008 5:52 am | Comments

Helping accelerate the deployment of touch-based control in industrial applications, Freescale’s ColdFire MCF5227x Series LCD processors have an integrated touch-screen controller. Featuring a V2 ColdFire core delivering up to 153 Dhrystone 2.1 MIPS at 160 MHz, the devices have a 128k SRAM block with an external bus and a serial boot flash capability

Portable High-Speed Data Recorder Boasts 20 Channel Recording System

April 30, 2008 5:30 am | Comments

Astro-Med’s Test & Measurement Product Group introduced the Dash 20HF high frequency data recorder family. . The unit supports recording up to 20 analog channels to an internal hard drive at sample rates of up to 500 kHz and a bandwidth of 100 kHz per channel. The system is built into a 16” × 12.125” × 6.628” case and equipped with a 15” diagonal monitor for intuitive touch-screen control and real-time data viewing and analysis.

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Buck Regulators Presented as Industry's Smallest

April 29, 2008 9:50 am | Comments

Intended for use in applications such as handheld devices and automotive power adapters, the LM34917A and LM34919 step-down switching regulators from National Semiconductor is presented as the smallest devices of their type currently available. Features of the non-synchronous devices include a peak efficiency equal to or greater than 90 percent, a programmable switching frequency of up to 2 MHz

Kit Enables MicroBlaze-Based Linux Design

April 29, 2008 7:47 am | Comments

Based on the PetaLogix Petalinux and LynuxWork’s BlueCAT Linux distribution and tool chains, the MicroBlaze Processor SpeedWay Design Workshop from Avnet includes the Linux for MicroBlaze Processor DVD, the Xilinx Embedded Development Kit (Spartan™-3A DSP MicroBlaze Processor Edition), and attendance at an Avnet Linux for MicroBlaze Processor Workshop.

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Quad Programmable Extended CODEC/SLIC IC Optimized Short-loop VOIP Applications

April 29, 2008 5:40 am | Comments

Presented as industry’s first four-channel CODEC optimized for short-loop VoIP applications, the W684386 from Winbond Electronics Corp. is a highly integrated solution to support four FXS telephone line interfaces on a single low-power CMOS device. Optimized for short-loop applications, the device targets the VoIP equipment market, including products such as high-density VoIP gateways

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