标签: dm7445

   TheseBCD-to-decimaldecoders/driversconsistofeightinvertersandten,four-inputNANDgates.TheinvertersareconnectedinpairstomakeBCDinputdataavailablefordecodingbytheNANDgates.FulldecodingofBCDinputlogicensuresthatalloutputsremainOFFforallinvalid(10–15)binaryinputconditions.Thesedecodersfeaturehigh-performance,NPNoutputtransistorsdesignedforuseasindicator/relaydrivers,orasopen-collectorlogic-circuitdrivers.Thehigh-breakdownoutputtransistorsarecompatibleforinterfacingwithmostMOSintegratedcircuits.……