Analog & Mixed Signal Technical Features
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By Ron Schneiderman, May 15, 2012
What kind of people does the industry need to keep pace with new developments? Is the industry supporting them through our universities and other educational opportunities?
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By Don Tuite, May 10, 2012
A description of the electronics in an electrocardiograph and what signals they measure to produce the “leads” on an ECG strip chart or video display.
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By Dave Van Ess, May 09, 2012
Cypress' Dave Van Ess cautions circuit designers about the sloppy overuse of op amps with examples and circuit theory.
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By Don Tuite, May 07, 2012
Voltage-Feedback operational amplifiers (VFA op amps) allow circuit designers to swap gain for bandwidth. current-feedback op amps (CFAs) are simpler to use than VFAs, but do not offer gain-bandwidth tradeoffs, and have poorer slew rates.
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By Al Wegener, May 07, 2012
Samplify CEO Al Wegener reviews the many ways files are compressed in personal computer systems, including the "x" extension on Windows files, Windows "Disc-Compress," Lempel-Ziv (LZ) for OpenXML, MLC and Sandforces SLC, APAX, and HTTP compression.
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By Carlos Azeredo-Leme, April 30, 2012
Designers must understand the frequency-domain mechanisms of jitter-induced sampling errors to achieve the optimal system and data converter performance.
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By Dafydd Roche, April 19, 2012
TI's Dafydd Roche completes his 4-part series on sound-bar design with a detailed explanation of clock design for the digital portion of the circuit.
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By Dave Van Ess, April 17, 2012
Cypress's Dave Van Ess recalls a talk he gave to undergraguate engineers about situational ethics. One way to preserve your integrity, he says, is to establish a "FU Fund."
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By Rick Downs, April 02, 2012
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By Lou Frenzel, March 26, 2012
This 11-bit DAC can be used to put wideband QAM signals on a single cable port up to 3 GHz wide.
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By Don Tuite, March 21, 2012
High-level review of amplifier classes for engineers ot techs whose education might have stopped at "Class C.". This will get you through Class-H.
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By Staff, February 16, 2012
Taking advantage of 3D-integration technology, Maxim developed a mono, 3.2W, Class D amplifier replete with input coupling capacitors.
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By Joseph Desposito, February 13, 2012
Editors Joe Desposito and Don Tuite interviewd Bob Swanson, executive chairman of Linear Technology, and Bob Dobkin, chief technology officer, respectively, on the occasion of the company's 30th anniversary.
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By Bob Pease, February 07, 2012
Whether you're writing a book or designing an amplifier, perfection may be a worthy but unattainable goal. Sooner or later, you have to settle for good enough.
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By Bill Llewellyn, January 31, 2012
Emitted EMI is a drawback to the switching topology of the Class D amplifier. Passive filtering can moderate EMI but adds cost and complexity to the end product. What other internal circuit design methods can be employed to mitigate EMI?