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CALIFORNIA MICRO DEVICES UNVEILS XTREMEESD PROTECTION DEVICE.


California Micro Devices (NASDAQ NASDAQ
 in full National Association of Securities Dealers Automated Quotations

U.S. market for over-the-counter securities. Established in 1971 by the National Association of Securities Dealers (NASD), NASDAQ is an automated quotation system that reports on
:CAMD CAMD Center for Advanced Microstructures and Devices
CAMD Clean Air Markets Division (US EPA)
CAMD Computer-Assisted Molecular Design
CAMD Chemical Agent and Munitions Disposal
CAMD Carl Asmis Memorial Dressage Association
), Milpitas, Calif., has introduced the latest ESD (1) (Electronic Software Distribution) Distributing new software and upgrades via the network rather than individual installations on each machine. See ESL.  (electrostatic discharge (hardware, testing) Electrostatic Discharge - (ESD) One kind of test that hardware usually has to pass to prove it is suitable for sale and use. The hardware must still work after is has been subjected to some level of electrostatic discharge. ) protection device in the XtremeESD family utilizing the PicoGuard XS(TM) architecture, the CM1234. It features 8 channels of ESD protection that meet + -15kV contact discharge, and + -20kV air discharge per the IEC (International Electrotechnical Commission, Geneva, Switzerland, www.iec.ch) An organization that sets international electrical and electronics standards founded in 1906. It is made up of national committees from over 60 countries.

IEC - International Electrotechnical Commission
61000-4-2 standard, while meeting 100 Ohm differential impedance matching Impedance matching

The use of electric circuits and devices to establish the condition in which the impedance of a load is equal to the internal impedance of the source.
 requirements of the HDMI (High-Definition Multimedia Interface) A digital interface for audio and video signals designed as a single-cable solution for home theater and consumer electronics equipment. (TM) 1.3a and DisplayPort(TM) digital video standards. It is ideal for digital TVs, LCD displays, notebook computers, set top boxes, and HD DVD (High Definition DVD) A relatively short-lived high-capacity optical disc that holds four hours of high-definition video on a single-sided, single-layer 15GB disk. Sanctioned by the DVD Forum in 2003 and based on the Advanced Optical Disc (AOD) technology from Toshiba and  recorders.

"Consumer electronics manufacturers often test to standards greater than 8kV, particularly on ports easily accessed by consumers such as side and front mounted digital video ports", stated Joe Salvador, director of marketing for computing and digital consumer products. "Until now, there were no ESD protection devices that could meet these higher levels of protection and still maintain signal integrity at HDMI(TM) 1.3a data rates."

Picoguard XS Impedance Matching

The CM1234 incorporates the recently introduced PicoGuard XS architecture that integrates inductors with the diodes to create fixed point impedance matching for high speed data lines. Traditionally, system designers must compensate for the capacitance of the ESD protection device by adding external inductance, eliminating capacitance under the signal traces near the ESD device, or both. These approaches add complexity and cost, and are PCB PCB: see polychlorinated biphenyl.
PCB
 in full polychlorinated biphenyl

Any of a class of highly stable organic compounds prepared by the reaction of chlorine with biphenyl, a two-ring compound.
 board dependent, limiting the ability to use multiple board vendors. In many cases, this may not even be possible, particularly if the capacitance of the device is too high as is typical with existing 20kV ESD devices. The CM1234 eliminates the need for these measures, providing matched impedance with no external compensation or components required.

CM1234 -- Increased ESD Protection

The CM1234 provides protection for four pairs of differential channels, offering ESD protection to IEC61000-4-2 standard + -15kV contact discharge and + - 20kV air discharge. The integration of inductors with the ESD diodes provides for improved ESD protection as well as outstanding signal integrity. Compared with current best in class ESD diode arrays, the CM1234 offers:

-- 40% reduction in peak clamping voltage -- 15-40% reduction in peak residual current -- 100 Ohm differential impedance matching with no external compensation required -- Straight through routing for improved layout -- Compact 16 pin TDFN TDFN The Digimon Frontier Network
TDFN Thin Dual-in-line Flat Package
 package for reduced board space

Updated http://www.xtremeesd.com/ Website

This new ESD Resource Center provides relevant information about ESD protection to designers of personal computer and digital consumer electronics applications. The site contains technical white papers, product specifications, articles, presentations and an open forum on various ESD protection topics. Go to: http://www.xtremeesd.com/.

Pricing and Availability

The CM1234 is available in a 16 lead TDFN package. It is currently sampling and will be in full production this quarter. It is priced at $0.59 each at 1,000 units.

About California Micro Devices Corporation

California Micro Devices Corporation is a leading supplier of application specific analog and mixed signal semiconductor products for the mobile handset, digital consumer electronics and personal computer markets. Key products include protection devices for mobile handsets, digital consumer electronics products such as digital TVs, and personal computers as well as analog and mixed signal ICs for mobile handset displays.

For more information, visit http://www.cmd.com and http://www.xtremeesd.com or call 408/934-3108.
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Publication:Electro Manufacturing
Date:Jun 1, 2008
Words:538
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