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Audio Codec Uses Class H Technology

October 28, 2008 6:49 am | 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

Tact Switches Endure 300K Cycles

October 28, 2008 6:17 am | Comments

Demonstrating an operating current of 1 µA at 1.8 VDC, C&K Components’ 4.6 mm × 2.8 mm KMR Series tact switches last for a life span of up to 300,000 cycles in mobile applications. The KMR 2 devices display a height of 1.9 mm and an actuation force range from 1.2 N to 4 N, and the KMR 4 units exhibit a height of 2.5 mm and an actuation force range from 2 N to

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Potentiometers Integrated in Dog Training Equipment

October 28, 2008 6:16 am | Comments

Model P160 panel potentiometers from TT electronics BI Technologies have been implemented in Tri-Tronics' electronic dog training equipment. With a 5 oz to 8 oz-in rotational torque for each detent position over 100,000 cycles, the panels feature a resistance range of 500 O to 1 MO and standard tolerance to ±20%. The 16mm rotary potentiometers feature conductive plastic elements

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Development Tool Supports MCUs and DSCs

October 28, 2008 5:48 am | Microchip Technology Inc. | Comments

Supporting in-circuit programming and debugging, Microchip Technology’s MPLAB ICD 3 development tool performs in Microchip’s 8-bit PIC MCUs, entire line of 16- and 32-bit MCUs, and 16-bit dsPIC digital signal controllers (DSCs). The product maintains backward compatibility with the RJ-11 interface for connecting to target boards for device programming, and shows compatibility with

Ultracapacitors Satisfy Power Apps

October 28, 2008 5:10 am | Comments

Adding to the PowerBurst Series, Tecate Industries’ PBF Series electric double layer capacitor (EDLC) modules target short-term or back-up power applications, such as automatic meter readers (AMRs), solid-state drives (SSDs), and wireless transmission applications. The 48 mm × 5.70 mm × 20 mm to 96 mm × 5.70 mm × 35 mm instruments suit soft shutdown, “dying gasp” notification, battery swaps, and memory retention. The devices offer capacitance values of

SDRAM Module Stores 64 MB

October 27, 2008 12:32 pm | Comments

Based on the 4,000,000 gate Xilinx Spartan-3 FPGA, Opal Kelly’s XEM3050 FPGA USB 2.0 module presents 64 MB SDRAM using 2 independent 32 MB SDRAMs. The component offers 8 Mb SPI Serial Flash memory for non-volatile storage; a separate Xilinx Platform Flash for FPGA configuration data; 512k x18 synchronous SRAM; and 2 switching power supplies. API is available for

LED Strips Give Color Choices

October 27, 2008 11:54 am | Comments

Suiting signange and channel-letter applications, OPTEK Technology’s OVM18F4x7 Series 4 LED module strips, OVM12F3x7 Series 3 LED module strips, and OVQ12S30x7 Series LED light strips have availability in red, amber, green, blue, and white. The OVM12F3x7 Series consists of 30 modules per strip in lengths from 3” to >40 ft, power dissipation of 1.5 W, input voltage of

DC/DC Converters Produce 1 A Output Current

October 27, 2008 11:23 am | Comments

Providing regulated output voltages from 3.30 VDC to 12 VDC, Aimtec’s AMSR1-78-NZ Series non-isolated DC/DC switching regulator converters generate a maximum output current of 1 A. The 11.68 mm × 8.90 mm × 17.50 mm components perform at up to 96% efficiency over 6:1 input ranges from 4.75 VDC to 32 VDC up to 16 VDC to 33 VDC. The SIP3-packaged step-down converters present ripple and noise of 60 mV, pin compatibility to TO-220 packaging, and continuous

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Resistors Present High Dielectric Withstanding Voltage

October 27, 2008 10:51 am | Comments

Performing in an operating temperature range from -55°C to 120°C, TT electronics IRC’s MHP150 through MHP600 Series SOT-227-style power resistors display a dielectric withstanding voltage of 4,000 VAC. The UL94V0-approved components possess power ratings of 150 W, 200 W, 250 W, 300 W, 550 W, and 600 W. The units exhibit a resistance range from

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Embedded Computer System Consumes Low Power

October 27, 2008 10:12 am | Comments

Based on a PC/104 SBC fitted with a 500 MHz AMD Geode LX processor, Anders Electronics’ ENC-iGLX embedded computer system dissipates <6 W of power while operating at 5 V. The 120 mm × 116 mm × 40 mm module contains 256 MB of DDR memory; 60 GB hard disk for Linux or Windows XP; and an SXGA graphics controller to connect to a flat-panel monitor. The system can be

Stereolithography Material Enables Visualization and Simulation

October 27, 2008 9:45 am | Comments

Producing virtually colorless parts, 3D Systems’ Accura ClearVue plastic stereolithography material allows designers and engineers to visualize internal structures and simulate lenses and other optical components. The product presents a modulus range that bridges ABS and polypropylene for creating parts to test snap-fit assemblies. Applications include automotive headlamp lenses, hydraulic and pneumatic functional models, and form, fit and function parts and prototypes. The material is developed

Signal Analysis Software Eliminates Need For Down Converter

October 27, 2008 9:21 am | Tektronix | Comments

Combining the signal analysis engine of the RSA6100A real-time spectrum analyzer with the triggering capabilities of the industry’s DPO7000 and DPO/DSA70000 digital oscilloscope series, SignalVu vector signal analysis software from Tektronix enables designers to evaluate signals up to 20 GHz without the need for an external down converter. SignalVu controls all scope acquisition parameters

Light Sources Demonstrate Low Power Dissipation

October 27, 2008 9:13 am | Comments

Functioning over an operating temperature from 10°C to 40°C, EXALOS’ EBS4000-0000 and EBS8000-000 stabilized broadband light sources exhibit power dissipation of ~5 W for each superluminescent LED inside. The 200 mm × 160 mm × 124 mm 2 kg EBS4000-0000 incorporates up to 4 superluminescent LEDs over a single output, and the 200 mm × 290 mm × 124 mm 3 kg EBS8000-0000 integrates up to 8 superluminescent LEDs over up to 8 outputs. The turnkey devices offer

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Convergent Processors Deliver High Clock Speeds

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

Actuator Delivers High Continuous Force

October 27, 2008 7:45 am | Comments

Presenting a force versus position curve characteristic, BEI Kimco Magnetics’ Voice Coil cylindrical actuator shows a continuous force range from 1 N to 5 N. The instrument demonstrates stroke lengths from 0 mm to 1.27 mm, hysteresis-free operation, and sizes from 1” OD to 1.50” OD. The component performs in valve control and beam steering applications, including

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