型号 / 厂家，封装，批号，备注，订购

DM54LS189W / National Semiconductor,Datasheet,07+,General-Purpose Stat 订购 PDF文档

DM54LS190W / Various,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档

DM54LS174 / National Semiconductor,Datasheet,06/07+,Hex-Quad D Flip-Flop 订购 PDF文档

DM54LS175W / National Semiconductor,Datasheet,06/07+,Hex/Quad D Flip-Flop 订购 PDF文档

DM54LS181J / National Semiconductor,Datasheet,07+,4-Bit Arithmetic Log 订购 PDF文档

DM54LS190 / National Semiconductor,Datasheet,07+,Synchronous BCD Up/D 订购 PDF文档

DM54LS193 / National Semiconductor,Datasheet,07+,Synchronous 4-Bit Up 订购 PDF文档

DM54LS190J/883 / Various,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档

DM54LS194AW / National Semiconductor,Datasheet,07+,4-Bit Shift Register 订购 PDF文档

DM54LS191 / National Semiconductor,Datasheet,07+,Synchronous 4-Bit Up 订购 PDF文档