GENERALDESCRIPTIONCCT5803isamonolithicintegratedcircuit,whichprovidespreciseDCvolumecontrol,andastereobridgedaudiopoweramplifierscapableofproducing3W(2.5W)into4㰰㈰䐾㰰㐸䘾ꆡwithlessthan10%(1.0%)THD+N.TheattenuatorrangeofthevolumecontrolinCCT5803isfrom20dB(DC_Vol=0V)to㰰ぅ䐾80dB(DC_Vol=3.54V)with32steps.TheadvantageofinternalgainsettingcanbelesscomponentsandPCBarea.BothofthedepopcircuitryandthethermalshutdownprotectioncircuitryareintegratedinCCT5803,thatreducepopsandclicksnoiseduringpoweruporshutdownmodeoperation.Italsoimprovesthepoweroffpopnoiseandprotectsthechipfrombeingdestroyedbyovertemperatureandshortcurrentfailure.Tosimplifytheaudiosystemdesign,CCT5803combinesastereobridge-tiedloads(BTL)modeforspeakerdriveandastereosingle-end(SE)modeforheadphonedriveintoasinglechip,wherebothmodesareeasilyswitchedbytheSE/BTLinputcontrolpinsignal.FEATURESꇴLowOperatingCurrentwith9mAꇴImprovedDepopCircuitrytoEliminateTurn-onandTurn-offTransientsinOutputsꇴHighPSRRꇴ32StepsVolumeAdjustablebyDCVoltagewithHysteresisꇴ3WperChannelOutputPowerinto4㰰㈰䐾Loadat5V,BTLModeꇴTwoOutputModesAllowablewithBTLandSEModesSelectedbySE/BTLpinꇴLowCurrentC***umptioninShutdownMode(1¦&Igr***e;A)ꇴShortCircuitProtectionꇴThermalshutdownprotectionandovercurrentprotectioncircuitryꇴMaximumOutputSwingClampingFunctionꇴESOP16Package(withThermalPad)TYPICALAPPLICATI***ꇴNotebookPCꇴLCDMonitororTV)