型号 / 厂家，封装，批号，备注，订购

74F189D / Various,Datasheet,07+,General-Purpose Stat 订购 PDF文档

74F189FC / Various,Datasheet,07+,General-Purpose Stat 订购 PDF文档

74F189L1C / Various,Datasheet,07+,General-Purpose Stat 订购 PDF文档

74F189PC_NL / Fairchild Semiconductor,Datasheet,07+,64-Bit Random Access 订购 PDF文档

74F189SDC / Various,Datasheet,07+,General-Purpose Stat 订购 PDF文档

74F189SPC / Various,Datasheet,07+,General-Purpose Stat 订购 PDF文档

74F190L1C / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74F190QC / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74F190SC-SMD / ,,最新批号,原装现货 订购 PDF文档

74F191DCX / National Semiconductor,Datasheet,07+,Up/Down Binary 订购 PDF文档