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2.4 GHz IEEE 802.15.4 RF Transceiver Module Is FCC-Certified

June 12, 2008 4:48 am | Microchip Technology Inc. | Comments

Microchip Technology announced the MRF24J40MA FCC-certified Radio-Frequency (RF) transceiver module which services the 2.4 GHz unlicensed Industrial, Scientific and Medical (ISM) short-range wireless frequency band for the IEEE 802.15.4/ZigBee specification or proprietary wireless-protocol

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Hall Effect Switches are Smallest Available

June 11, 2008 12:15 pm | Comments

Provided in a BGA package with a footprint 1.1 mm²  and a height of 0.5 mm, a family of  Hall Effect ICs from ROHM Electronics are presented as the smallest devices of their type (a 1.6 × 1.6 × 0.6-mm package is also available). Features include compensation and push-pull CMOS logic output circuitry , as well as integrated dynamic-offset cancellation.

Drum Heaters Include Thermostat

June 11, 2008 9:51 am | Comments

Giving off even heat to the contents within, Omega Engineering’s DRUM-DHW-55 Series of OMEGALUX drum heaters wrap around a 55-gallon drum and have a built in thermostat calibrated from 10 to 218°C. The spring-and-hook devices are resistant to mechanical damage and attack from many chemical substances. The drum heaters have a built-in electrically electrically-grounded metal screen and

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SBC Operates at Voltages as Low as 0.9 V

June 11, 2008 6:58 am | Comments

Populated with the NXP LPC3250 microcontroller, the phyCORE-LPC3250 ARM9 based Single Board Computer (SBC) can operate in ultra-low-power mode down to 0.9V. Targeting demanding embedded applications, the 70 × 58-mm device includes power management, an FPU, and SD/SDIO, USB OTG, and Ethernet connectivity

Signal Analyzer Add-on Aids Optical Modulator Testing

June 11, 2008 5:27 am | Comments

Generating 0.5 to 3.5 Vp-p high amplitude waveforms, the MU181020A-013 Variable Data Output option from Anritsu Company configures with the MP1800A/MT1810A Signal Quality Analyzer/PPG to eliminate the need for an external amplifier

Fans Offer Tachometer Output

June 11, 2008 5:23 am | Comments

Giving an engineer the ability to monitor and report rotational speed, Orion Fans’ DC fans trigger a  5-V TTL or an “open collector” alarm signal to indicate that they have stopped or slowed significantly. The UL/cUL- and TUV-approved devices have a 2 period-per-revolution square-wave frequency and can

Front Ends Boast High Power Density

June 10, 2008 12:41 pm | Comments

Delivering up to 2,000 W in a 5.5" × 10.7" × 1.6" package, the UFE series of programmable AC/DC front-end power supplies from Emerson Network Power yield a power density as high as 22 W/in³. Up to three supplies can deploy on a single 1U high 19"rack for up to 6 kW of available power, and up to 4 kW of redundant power. The power supplies can also be stacked up to 6U high

Voltage Supervisor Handles Five Channels

June 10, 2008 12:28 pm | Comments

Integrating five channels into a single MSOP 8-lead package the CAT885 voltage supervisor, from Catalyst Semiconductor, provides a monitor for the power (Vcc) status of a microprocessor, microcontroller, ASIC or other system processor. Features include, an open-drain output, active-low function with manual reset for system reset and monitoring.

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Cooler System Maintains Positive Cabinet Pressure

June 10, 2008 12:17 pm | Comments

Utilizing a compressed air supply to operate, Vortecs' Vortex A/C not only cools electrical enclosures but also creates a positive cabinet pressure to seal out contaminants, while hot air is expelled through a relief valve. Operating within a range from 27° to 32°C, the device has dual vortex tube cooling units

Charger IC Targets Back-up Power Applications

June 10, 2008 12:07 pm | Comments

Suitable for battery management in applications such as server, memory backup and medical equipment, Linear Technologies' LTC4110 offers four operating modes: battery backup, battery charge, “no-loss” battery calibration and shutdown. The device can provide a supply voltage to a system load from a main supply or battery and can also charge a battery, and is capable of supplying voltages above or below the input supply rail

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1U Rackmount Computer Offers I/O Expansion

June 10, 2008 10:24 am | Comments

Providing serial, digital, and analog I/O expansions in the front and rear on a 1.75” chassis, Sealevel Systems' Relio R4000 rackmount computer features dual 10/100BaseT Ethernet, two high-speed USB 2.0 ports, four serial ports

Analog Multiplexers and Switches Help in Precision Instrumentation

June 10, 2008 8:13 am | Comments

Intended for use in precision instrumentation, Vishay Intertechnology’s DG-series of analog multiplexers and switches have leakage currents ranging from 0.25 to 5 nA. Provided in a leadless 1.80 x 2.60-mm

Touch Screen Surface Contains Finger Print Resistant Film

June 10, 2008 7:01 am | Comments

Uni-Pixel, Inc.has developed a new thin film it calls Opcuity FPR (Finger Print Resistant) that can be applied to

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MATLAB Toolbox Provides Users With More Access

June 10, 2008 5:36 am | Comments

The NAG Toolbox for MATLAB® released by the Numerical Algorithms Group is a toolbox that gives users access to

SMT Oscillator Introduced as World’s Smallest

June 9, 2008 8:58 am | Comments

Measuring 0.380” × 0.380” × 0.220”, voltage-controlled oscillator is presented as the smallest such device of its type. Operating from 3,660 to 3,700 MHz at a tuning voltage range from 0.300 to 4.7000 VDC, the device has an output power of +4.000 dBm (typ.) for a 50-O load with a supply of +5.000 VDC. With a typical consumption of 30 mA, the SMT oscillator has pushing and pulling levels

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