5、T软件;全加器;电路设计;版图设计ABSTRACTAdditionoperationisthebasicoperationofthedigitalsystem,Inordertoachievemuchbetteruseoftheaddersubtraction,multiplication,divisionandotheroperations,Theneedforfulladderfunctionalsimulationdesignandanalysisisnecessary .The paper has a comprehensive analysis
6、 to the full adder. Accordingtoitslogicfunctionandstructure,thecircuitdesign,circuitdesignandlayoutdesignarecarriedoutbyORCADsoftwareandL-EDITsoftwarerespectively.Inthedrawingcircuitcomponentslayoutproficiencyintheuseoflayoutdesignsoftware,familiarwiththecircuitknowledgeandlayout