Using a DS1802 Push-Button Digital Potentiometer to Create an Audio Preamp with

Abstract:TheDS1802audiopotentiometercontainstwodigitallycontrolledpotentiometersandfeaturesalogarithmictaperthatproducesa1dBchangeperincrement.Thisapplicationnotedescribesusingitinapush-buttoncontrolledaudiopreamplifiercircuit.

Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSAUDIOCIRCUITSDIGITALPOTENTIOMETERSKeywords:digitalpotentiometers,preamplifier,preamp,digitalpot,xicorMay03,2002APPLICATIONNOTE161UsingaDS1802Push-ButtonDigitalPotentiometertoCreateanAudioPreampwithAttenuatorAbstract:TheDS1802audiopotentiometercontainstwodigitallycontrolledpotentiometersandfeaturesalogarithmictaperthatproducesa1dBchangeperincrement.Thisapplicationnotedescribesusingitinapush-buttoncontrolledaudiopreamplifiercircuit.IntroductiontotheDS1802DualLogarithmicAudioPotentiometerTheDS1802AudioPotentiometercontainstwodigitally-controlledpotentiometersandfeaturesalogarithmictaperthatproducesa1dBchan