TheAD96685andAD96687areultrafastvoltagecomparators.TheAD96685isasinglecomparatorwith2.5nspropagationdelay;theAD96687isanequallyfastdualcomparator.Bothdevicesfeature50pspropagationdelaydispersionwhichisaparticularlyimportantcharacteristicofhighspeedcomparators.Itisameasureofthedifferenceinpropagationdelayunderdifferingoverdriveconditions.
Afast,highprecisiondifferentialinputstagepermitsconsistentpropagationdelaywithawidevarietyofsignalsinthecommon-moderangefrom-2.5Vto+5V.OutputsarecomplementarydigitalsignalsfullycompatiblewithECL10Kand10KHlogicfamilies.Theoutputsprovidesufficientdrivecurrenttodirectlydrivetransmissionlinesterminatedin50Ohmto-2V.Alevelsensitivelatchinputisincludedwhichpermitstracking,track-hold,orsample-holdmodesofoperation.
TheAD96685andAD96687areavailableinbothindustrial,-25°Cto+85°C,andmilitarytemperatureranges.Industrialrangedevicesareavailablein16-pinDIP,SOIC,and20-leadPLCC;additionally,theAD96685isavailableina10-pin,TO-100metalcan.