THE RESEARCH ON TERNARY TTL SCHMITT CIRCUITS

(整期优先)网络出版时间:1998-01-11
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Byanalyzingthethreshold-jumpingofSchmittcircuits,thispaperindicatesthatthecoreelementrealizingthisfunctioninbinaryTTLSchmittcircuitsisthedifferentialcurrentswitchwithcontrollablethreshold.Basedonthecharacteristichavingtwokindsofsignal-detectionthresholdinternaryTTLcircuits,aternaryTTLSchmittcircuithavingtwicereactionsofthreshold-jumpingisdesigned.ThesimulationwithPSPICEprovesthatthedesignedcircuithasidealfunctionofSchmittcircuits.