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Inertial Sensors Target Automotive Airbag Systems

December 19, 2008 4:58 am | Comments

Based on High Aspect Ratio Micro-ElectroMechanical Systems (HARMEMS), Freescale Semiconductor’s MMA6222EG, MMA6255EG, and MMA621010EG inertial sensors perform in automotive airbag systems. The units offer an XY-axis of sensitivity, 10-bit digital data output, full-scale range per axis of ±20 g, ±50 g or ±100 g, ±4% sensitivity accuracy at 25°C, and operation from a 3.3-V or 5-V supply voltage in a

Eighth-Brick DC/DC Converters Yield 4:1 Input

December 19, 2008 4:27 am | Murata Power Solutions Inc. | Comments

Meeting UL/EN/IEC/CAN/CSA-C22.2 60950-1, RoHS-6 and FCC RMI/EMI requirements, Murata Power Solutions’ UWE Series eighth-brick DC/DC converters offer 4:1 input from 9 VDC to 36 VDC or from 18 VDC to 75 VDC. The 22.9-mm × 58.4-mm × 9.1-mm devices exhibit a fixed output of up to 75 W, fixed output voltages from

Test Software Combines Curve Tracing and Parametric Test

December 19, 2008 4:11 am | Keithley Instruments | Comments

Pairing with the SourceMeter instrument family, Keithley Instruments’ Automation Characterization Suite (ACS) Basic Edition component test software performs basic curve tracing and parametric test for component test applications on the device, wafer, or cassette level. The system is targeted for bench-top component test applications that

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Platform Brings HD Performance to Small Spaces

December 18, 2008 7:08 am | Comments

Combining a VIA Nano processor, a unified digital media chipset, and an S3 Graphics PCIe discrete GPU, VIA Technologies’ VIA Trinity three-chip silicon platform delivers HD video performance to desktop PCs, notebooks, and embedded devices while supporting x86 technology. The S3 Graphics Chrome onboard graphics accelerator supports the DirectX 10.1 and OpenGL graphics architectures, HDMI output, and playback of

LED Light Tubes Serve Multiple Applications

December 18, 2008 6:54 am | Comments

Containing an 80 CRI (color rendering index), Marktech LED Lighting Products’ T5 LED light tubes suits general or indirect lighting of display cases, wall washes and alcoves, in addition to backlighting of POP displays and vending machines. The 1-ft to 5-ft devices operate at 24 VDC in low-power 60º or a  high-power 120º versions with color temperatures of 3,300K, 4,200K, and 6,500K. The tubes come with a clear or diffused

VCOs Deliver up to 9 dBm

December 18, 2008 6:42 am | Comments

Providing output power of up to 9 dBm, two SMT MMIC VCOs from Hittite Microwave Corporation are for point-to-point, point-to-multipoint, VSAT, military and test equipment applications in the frequency range, 20.9 GHZ to 26.8 GHz. With SSB phase noise of -95 dBc/Hz @ 100 kHz offset, the HMC738LP4(E) accepts a tuning voltage

Active Star Transceiver Incorporates Embedded Bit-Reshaper

December 18, 2008 6:42 am | Comments

Reducing the asymmetric delay caused by components in FlexRay networks or introduced by external interferences onto the network, austriamicrosystems’ AS8224 FlexRay Active Star transceiver integrates an embedded bit-reshaper for use in in-vehicle networks. The device is capable of reshaping single bits in 12.5 ns steps (microtick) up to a total amount of 37.5 ns (3 microticks). The mechanism performs a clock-deviation

Switches Support Multicast Functionality

December 18, 2008 6:36 am | Comments

Utilizing IDT switch and interface technology, two PCI Express (PCIe) Gen2 switching solutions from IDT support multicast functionality. Compliant with the PCI-SIG PCIe base specification 2.0, the switches double the throughput bandwidth of existing PCIe lanes to 5 gigabits per second of data transfer

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Attenuator Relays Work in 50-O Systems

December 18, 2008 6:23 am | Comments

Attenuating RF signals, Teledyne Relays’ GA152 Series switchable attenuator relays operate in 50-Ohm systems over a frequency range from DC to 5 GHz. The single-section components use a uni-frame motor design, have an internally-matched thin-film attenuator pad in a “Pi” configuration, and come in a fixed increment of 20 dB. The ESD-resistant devices exhibit vibration resistance of 10 g at 500 Hz, shock resistance of 30 g (6-ms

BNC Bulkhead Jack Suits Video Applications

December 18, 2008 6:10 am | Comments

Demonstrating impedance of 75 Ohm, Amphenol Connex’s 112740 BNC bulkhead jack performs in video routers and switching equipment, video control panels, video display and monitoring applications, and video add-on cards. The brass connector offers gold plating, a PTFE insulator supporting temperatures up to

Coaxial Resonator Oscillator Employs Frequency Doubling

December 18, 2008 5:54 am | Comments

Operating at 6,250 MHz, Crystek’s CVCO55CXT-6250-6250 coaxial resonator oscillator (CRO) uses frequency doubling for a typical phase noise of -100 dBc/Hz at 10-KHz offset, typical current consumption of 25 mA, and typical second harmonic suppression of -30 dBc. The 0.5” × 0.5” component exhibits tuning voltage from 0.5 VDC to 4.5 VDC, typical output power of 0 dBm into a 50-Ohm load with a supply of

Power Supplies Deliver Wide Output Range

December 18, 2008 5:27 am | Comments

Offering positive, negative, or reversible polarities, Spellman High Voltage Electronics’ SL2KW Series 2,000-W power supplies exhibit output voltages from 0.5 kV to 50 kV. The 2U instruments yield three-phase input power of

Starter Kit Includes Star-Network Protocol Stack

December 18, 2008 4:51 am | Comments

Optimized for embedded control applications in 2.4-GHz RF-hostile environments, Cypress Semiconductor’s CY3271 PSoC FirstTouch starter kit provides a star-network protocol stack for up to 250 nodes. The direct sequence

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SPICE Simulator Enhances DSP Development

December 17, 2008 9:28 am | Comments

Providing an approach to developing digital control and DSP functions using the IsSpice4 simulator, Intusoft’s DSP Designer enables digital control algorithms to be visually simulated using special device models to create and simulate Z transformations and corresponding DSP programming instructions, including hidden parameters not accessible within usual DSP design.

White LEDs Implement Advanced Materials, Packaging

December 17, 2008 7:50 am | Comments

Providing a thermal resistance of 25K/W and available in power levels from 5,600 mcd to 14,000 mcd, the VLMW84xx Series of SMT white LEDs is presented as the first InGaN/TAG on sapphire devices of their type to come in a CLCC-2 flat ceramic package. The 0.75 x 3.3 x 3.4-mm emitters have a service life of up to 50,000 hours, with a typical luminous flux of 27,000 mlm

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