型号 / 厂家，封装，批号，备注，订购

DM54161A / National Semiconductor,Datasheet,07+,SYNCHRONOUS 4-BIT CO 订购 PDF文档

DM54173 / National Semiconductor,Datasheet,07+,TRI-STATE Quad D Reg 订购 PDF文档

DM54161N / National Semiconductor,Datasheet,07+,4-Bit Binary Up Coun 订购 PDF文档

DM54161W / National Semiconductor,Datasheet,07+,Synchronous 4-Bit Co 订购 PDF文档

DM54163A / National Semiconductor,Datasheet,06/07+,SYNCHRONOUS 4-BIT CO 订购 PDF文档

DM54163AW / National Semiconductor,Datasheet,07+,Synchronous 4-Bit Co 订购 PDF文档

DM54174N / Fairchild Semiconductor,Datasheet,06/07+,Hex/Quad D Flip-Flop 订购 PDF文档

DM54163N / National Semiconductor,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档

DM54166 / National Semiconductor,Datasheet,07+,8-Bit Parallel In/Se 订购 PDF文档

DM54177W / National Semiconductor,Datasheet,07+,4-Bit Binary Up Coun 订购 PDF文档