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Up/Down Control Digital Potentiometer

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The AD5228 evaluation board comes with a dual op amp AD822 or AD8042, and a 2.5 V reference ADR03. Users can configure various building block circuits with minimum components. In the schematics, JP and CP stand for jumper and connection point, respectively.1. Apply 2.7 V to 5 V between VDD and AGND. 2. Leave jumper JPPRE open for midscale preset; connect JPPRE jumper for zero-scale preset. 3. Press push-button S1 for increment or S2 for decrement. 4. Measure the resistance across W2 and B2. Note: A dual visit page.

1. Apply 2.7 V to 5 V between VDD and AGND. 2. Leave jumper JPPRE open for midscale preset; connect JPPRE jumper for zero-scale preset. 3. Press push-button S1 for increment or S2 for decrement. 4. Measure the resistance across W2 and B2. Note: A dual http://www.analog.com/UploadedFiles/Application_Notes/236778705AN_712_0.pdf

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Digital Potentiometers - Short Circuits Episode3

ME-DIGITAL POTENTIOMETER BOARD


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