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Revision as of 08:04, 6 October 2008 by DavidCary (talk | contribs) (link to digital Potentiometers in general)
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The digital Potentiometers made by analog devices (AD5204) has 255 positions can be adjusted by the microcomputer that can receive commands from the computer. This is a great way for analog circuitry to have digital control. This is a chip with 4 digitally controlled POTs and the pots can be daisy chained to have multiple chips controled by a single SPI interface.

AD5204 - 4-Channel, 256-Position Digital Potentiometer



Eagle footprint data: AD5204a.png

Eagle library (footprint, schematic symbol)