TheADCMP609isafastcomparatorfabricatedonXFCB2,anAnalogDevices,Inc.,proprietaryprocess.Thesecomparatorsareexceptionallyversatileandeasytouse.FeaturesincludeaninputrangefromVEE−0.2VtoVCC+0.2V,lownoise,TTL-/CMOS-compatibleoutputdrivers,andadjustablehysteresisand/orshutdowninputs.
Thedeviceoffers40nspropagationdelaydrivinga15pFloadwith10mVoverdriveon500μAtypicalsupplycurrent.
Aflexiblepowersupplyschemeallowsthedevicestooperatewithasingle+2.5Vpositivesupplyanda−0.2Vto+3.0Vinputsignalrangeuptoa+5.5Vpositivesupplywitha−0.2Vto+5.7Vinputsignalrange.
TheTTL-/CMOS-compatibleoutputstageisdesignedtodriveupto15pFwithfullratedtimingspecificationsandtodegradeinagracefulandlinearfashionasadditionalcapacitanceisadded.Theinputstageofthecomparatoroffersrobustprotectionagainstlargeinputoverdrive,andtheoutputsdonotphasereversewhenthevalidinputsignalrangeisexceeded.Aprogrammablehysteresisfeatureisalsoprovided.
TheADCMP609,availableinan8-leadMSOPpackage,featuresashutdownpinandhysteresiscontrol.