NOR Gate Truth Table | Nor Gate Circuit Diagram

The NOR gate is a digital logic gate that implements logical NOR. A HIGH output (1) results if both the inputs to the gate are LOW (0); if ... HomePracticeTestSeriesClassroomHomeGATE&PSUCSGATECSDigitalLogicArticleNORGateTruthTable|NorGateCircuitDiagramByPriyanshuVaish|Updated:May12th,20220upvote0commentssharemoreTheNORgateis adigitallogicgatethatimplementslogicalNOR.AHIGHoutput(1)resultsifboththeinputstothegateareLOW(0);ifoneorbothinputisHIGH(1),aLOWoutput(0)results.NORistheresultofthenegationoftheORoperator.ThisarticleisabouttheNORgatetruthtable.TheNANDgateandNORgatearecalledUniversalgatesbecausetheycanperformallthethreebasicfunctionsofAND,OR,andNOTgates.TableofContent1.WhatisNORGate?2.NORGateTruthTable3.CircuitDiagramofNORGate4.EnableandDisableinputs5.RealizationoftheLogicGate-UsingNANDGateandNORGateReadFullArticleWhatisNORGate?TheNORgateisoneoftheuniversalgates.ANORgatecombinesanORgateandaNOTgate.SowecansayitisanOR-NOToperation.Itmayhavetwoormoreinputsandanoutput.ThelogicalsymbolsoftheNORgateareshown:Thelogicalexpressionfortheoutputis NORGateTruthTableItisclearfromthetruthtablethattheoutputis'1'onlyifalltheinputsareatlogic'0'.ItcanalsosaythatiftheinputsA'=B'=1,theoutputYis1.Thus,theNORgateisequivalenttotheANDgatewithinvertedinputs,anditcanberealizedbyabubbledANDgate,asshownabove.CircuitDiagramofNORGateTheNORgateisalsocalledtheactiveLOWANDgate.TheswitchingcircuitofaNORgateisasshown:Whenanyoftheswitches,eitherAorB,isclosed,thebulbwillnotglow.NORgatefollowsthecommutativelawasfollows:     However,itdoesnotfollowtheassociativelaw.EnableandDisableinputsForaNORGateIfcontrol=0;AControlY001100Thus,logic'0'enablesinput.Ifcontrol=1;AControlY010110Thus,logic'1'isdisabledinput.RealizationoftheLogicGate-UsingNANDGateandNORGateNOTGateRealizationUsingNORgateFortheNOTgaterealization,werequire1NORgate,asshowninthecircuitdiagram: ANDGateRealizationUsingNORgateFortheANDgaterealization,werequire3NORgatesiftheinputsarenotavailableincomplementform,asshowninthecircuitdiagram: ORGateRealization UsingNORgate FortheORgaterealization,werequire2NORgates,asshowninthecircuitdiagram:  EX-ORGateRealizationUsingNORgateFortheEX-ORgaterealization,werequire5NORgates,asshowninthecircuitdiagram:EX-NORGateRealizationUsingNORGateFortheEX-NORgaterealization,werequire4NORgates,asshowninthecircuitdiagram: NORGateRealizationUsingNANDGateFortheNORgaterealizationusingtheNANDgate,werequire4NANDgates,asshowninthecircuitdiagram: Shortcutsfortherealizationoflogicgatesareasfollows:GATESNumberofNORgateNOT1AND3OR2EX-OR5EX-NOR4CommentswriteacommentFAQsHowdoyouconvertNORtoNAND?TomakeaNORgateperformtheNANDfunction,wemust invertallinputstotheNORgateandtheNORgate'soutput.Atwo-inputgaterequiresthreemoreNORgatesconnectedasinverters.WhyNORgateiscalleduniversallogicgate?NANDandNORgatesarecalleduniversalgatesbecause theycanbecombinedtoproduceanyothergateslikeOR,AND,andNOTgates.CanaNORgatebeusedasaninverter?AnInverterorlogicNOTgatecanalsobemadeusingstandardNANDandNORgatesbyconnectingtogetherALLtheirinputstoacommoninputsignal.IsXORANDNORthesame?TheNORgateisacombinationORgatefollowedbyaninverter.Itsoutputis"true"ifbothinputsare"false."Otherwise,theoutputis"false." TheXNOR(exclusive-NOR)gateisacombinationXORgatefollowedbyaninverter.HowmanyNORgatesarerequiredtorealizetheANDgateiftheinputsareavailableincomplementsformsalso?FortherealizationoftheANDgate,iftheinputsareavailableincomplementsforms,werequire1NORgate,andiftheinputsareavailableinuncomplementsformats,weneed3NORgates.RelatedPostsCProgrammingMCQQuestionandAnswerYesterday,4pmWhatistheMainReasontheOSIModelwasCreated?Jul8DifferenceBetweenLinuxandUnixJul8GATE&PSUCSComputerScienceGATEGATECSENIELITOtherExamsQuickLinksMockTestComputerScienceExamsComputerScienceEngineeringTestSeriesComputerScienceEngineeringOnlineCoachingComputerScienceEngineeringQuizComputerScienceEngineeringPracticeSetGATEExamGATEResultGATERegistrationGATELoginGATEAdmitCardGATECutOffGATESyllabusGATEExamPatternGATENotesGATEQuestionPapersGATETestSeriesGATETestSeriesGATEOnlineCoachingGATECSEGATECSECutOffGATECSESyllabusGATECSEPapersPDFGATECSEStudyPlanGATECSEPracticeSetGATECSENotesNIELITScientistBNIELITScientistBSyllabusNIELITScientistBSalaryNIELITScientistBStudyPlanNIELITScientistBQuestionPapersPDFNIELITScientistBPracticeSetNIELITScientistBESEIESCERRBJEISROCSBELCSAllCSExamsAllCSEExamsJobsinPSUthroughGATEPSUwithoutGATEScoreGATECSEMockTestNIELITScientistBMockTestBARCCSMockTestISROCSEMockTesttags:GATE&PSUCSDigitalLogicGATECSOverviewGATECSExamAnalysisGATECSAnswerKeyGATECSCutOffGATECSQuestionPapersFeaturedArticlesGATESyllabus-GATESyllabus2023PDF328Upvotes|0CommentsAFCAT22021ExpectedExamDate&EligibilityCriteria,Agelimit,educationqualification,266Upvotes|113CommentsGATEPreviousYearQuestionPaper270Upvotes|24CommentsComputerScienceOnlineCourse2023:JoinVideoLectures,Classes0Upvotes|0CommentsFollowusforlatestupdatesOurAppsBYJU'SExamPrep:TheExamPreparationAppPOPULAREXAMSUPSCDSSSBUGCNETRRBNTPCSSCCGLNDAGATESSCGDConstableCDSCATExamSBIPOSSCJERBIGradeBIBPSPOIBPSClerkCLATExamGOVT.EXAMSHPCLCurrentAffairsSSCCHSLSSCMTSBARCIndianCoastGuardAFCATCUETTerritorialArmyIBPSRRBIIFTCMATRRBGroupDUPSCEPFOSBIClerkIESExamSTATEEXAMSKP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