數(shù)字電路信號分析儀HP5005A后面板廠家:美國惠普性能指標(biāo)Liketomakeacompletecheckoutofadigitalsystemwithasingletestinstrument,The5005A SignatureMultimeterisaunit.whichcombinesacounterandmultimeterfunctionwithsignatureanalysisinonesmallpackage.Tomakeiteveneasier,mostfunctionscanbeselectedrightfromtheprobe. 特性: DCvolts,resistanceanddifferentialvoltage,autorangefrequencycounterandtotalizeto50MHzplustimeinterval,voltagethreshold,uppervoltagepeak,lowervoltagepeak.41/2-digitmultimeterandsignaturedisplayand5-digitfrequencyfunctionreadout.返回數(shù)字電路信號分析儀HP5006A探筆廠家:美國惠普 Compatiblewithmultiplelogicfamilies 25-MHzclockfrequency Qualifiedsignaturemodetosimplifytestofcomplexproducts HP-IBprogrammable Compositesignatureformoreefficienttesting SignaturememoryspeedsprobingandreduceserrorsOtherInfo:Signatureanalyzertroubleshootsdigitalcircuitsforapplicationsinproductiontestandrepair,depotrepair,orfieldservice.Theanalyzerfindsfaultsbytracingsignalflowandmeasuringsignatures(16-bitcyclicredundancycodesgeneratedforblocksofdata)thatarecomparedtoprintoutsorcomputer-storedsignatures.Errorsarequicklydetectedbycomparingsignatures,notentirebitstreams.The5006Aemployspatentedsignatureanalysistechniquetogenerateacompressed,four-digitsignatureofadigitaldatastreamatalogicnode.Anyfaultassociatedwithadeviceconnectedtothenodewillforceachangeinthedatastream,andproduceanerroneoussignature.Simplyprobethecircuit,readthedisplay,andcomparetotheknown-goodsignature.Referencesignaturescanbegeneratedbyprobinganoperationalcircuit,orbyexternalstimulation.QualifiedsignatureFaultisolationincomplexproductscanbedonebywindowingthesignaturecollectiontospecificmodulesordevices.Thesetupcanbedonequicklywithnomajortestchanges.HP-IBAllmeasurementandcontrolfunctionsarefullyprogrammable.CompositesignatureCompositesignaturesarecomputedforanygroupingofdigitalsignals.Ifthecompositecomparescorrectlytothereferencesignal,allofthesignaturesarecorrect,anddonothavetobecomparedindividually.SignaturememorySignaturesarestoredinmemoryaftertheprobeswitchispushed.Thememorystoresthelast32readings.Signaturescanbecomparedingroups,notaftereveryprobe,byreviewingmemoryintheRECALLmode. HP5006ASignatureAnalyzerFastandaccuratetrouble-shootingmethodfordigitalcircuitsDisplay:4digitsCharacters0-9,ACFHPUMaximumfrequency:25MHz,min.clocktime15ns Digitalandanalogmeasurements.Single-probemeasurementsoflogicsignals,voltage,frequency.25MHzmultiplelogicfamilysignatureanalysis. Fullat-speedtestingofdigitalproducts.Comparesignaturesingroupswithsignaturememory.100%probabilityofdetectingsingle-biterrors;99.998%probabilityofdetectingmultiple-biterrors.TTL,CMOS,andprogrammablethresholds.返回上一頁電話:010-62123258/62123259 郵箱:buy17@163.com