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Audio Processor Does It All
Grabbing top billing as the most highly integrated stereo audio processor, the MAX5406 provides a simple, de-bounced, push-button interface and packs all the op amps and potentiometers necessary for
deploying/controlling standard audio functions. As a result, the device supports balance, volume, treble, bass, bass boost, ambience control, plus cutting-edge multimedia apps without the assistance
of a microcontroller. Employing the company's proprietary Smart Wiper technology, the chip intelligently controls wiper-advance rate. Holding down a button for one second advances the wiper at a speed
of 4 Hz; holding it down for four seconds advances the wiper at 16 Hz. A mute toggle function sets all wipers to maximum attenuation and returns them to their previous position upon deactivation.
Other features include passive filters to reject RF, suppression circuitry for each potentiometer, a shutdown feature that reduces supply current to 1.5 mA, THD of less than 0.01%, output noise of
less than 25 mVRMS, and operation from single 2.7V to 5.25V or dual ±2.7V supplies. Available in a 4 mm x 4 mm TQFN, price starts at $2.17 each/1,000. MAXIM INTEGRATED PRODUCTS,
Sunnyvale, CA. (800) 998-8800.
DATASHEET:
pdfserv.maxim-ic.com/en/ds/MAX5406.pdf
(Datasheets need time to download, please click only once.)
For more Audio Processor ICs, check the EEPN Product Locator.
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New to Microcontrollers?
If you haven't tried programming a microcontroller but would like to, check out Giving the eZ430-F2013 Development Tool a Whirl, editor Joe Desposito's continuing blog on Texas
Instruments' new development tool for its MSP430F2013 microcontroller. Just go to the EEPN home page at www.eepn.com and scroll down to Joe Desposito's Blog.
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Optical Encoder Family Welcomes Ultra-Mini Member
Adding to the company's family of optical encoders, the AEDA-3200 debuts as a low-cost, ultra-miniature transmissive module for applications requiring resolutions from 2,500 to 7,500 cycles per
revolution (CPR). In a top-mounting package measuring 17 mm in diameter and 24 mm high, the module supports a variety of motors common to industrial and medical applications. It provides three
incremental outputs with an RS-422 line driver to provide resolutions up to 30,000 CPR after 4X decoding. Operating at a frequency up to 1 MHz and in temperatures ranging from -40°C to 125°C,
an integrated line driver enables loss-free signal transmissions up to 1,000'. Price ranges from $39 to $43 each/1,000. AVAGO TECHNOLOGIES, Santa Clara, CA. (800) 235-0312.
DATASHEET:
www.avagotech.com/pc/downloadDocument.do?id=4997
(Datasheets need time to download, please click only once.)
For more Encoders, check the EEPN Product Locator.
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