HT9274--QuadMicropowerOpAmpGeneralDescriptionTheHT9274isaCMOSquadmicro-poweroperationalamplifierfeaturinghighinputimpedance,extremelylowpower,highgainandhighstability.Itallowscommonmodeinputvoltagerangewhichextendsbelowthenegativerail,outputswingstobothrailswithareasonablesinkandsoucecapabilityoftheoutputdrivecurrent.Thiscost-effectivedeviceissuitableforhighgain,lowfrequency,lowpowerapplicati***,especiallyidealforbatterypoweredsystemswhereuArangeofstandbycurrentisessentialforlongbatterylifespan.Forexample,inmulti-standardCallerIDsystems,HT9274isidealasalowpowerlinesignalmonitor/detector,andincaralarmsystems,theHT9274isexcellentforpiezovibratiledetectorsignalamplifierapplication.FeaturesQuadmicropoweropampWiderangeofsupplyvoltage:1.6V~5.5VHighinputimpedanceSinglesupplyoperationLowcurrentc***umption:5uAperampRailtorailoutputProvidesbothsinkandsourceoutputdrivecapabilityCommonmodeinputextendsbelownegativerailPincompatiblewithLM324/WT274(14-pinDIP)14-pinDIP/SOPpackage)