型号 / 厂家，封装，批号，备注，订购

DM74184W / National Semiconductor,Datasheet,06/07+,BCD-to-Binary Code C 订购 PDF文档

DM74187J / National Semiconductor,Datasheet,07+,General Purpose 订购 PDF文档

DM7420N? / ,,最新批号,原装现货 订购 PDF文档

DM74253 / National Semiconductor,Datasheet,07+,Dual 1 to 4 Line Dat 订购 PDF文档

DM74187N / National Semiconductor,Datasheet,07+,Misc. Data Book Scan 订购 PDF文档

DM74190W / National Semiconductor,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档

DM74279 / National Semiconductor,Datasheet,06/07+,Quad Set-Reset Latch 订购 PDF文档

DM7427W / National Semiconductor,Datasheet,07+,3-Input NOR-Function 订购 PDF文档

DM7430 / National Semiconductor,Datasheet,07+,8-Input NAND Gate 订购 PDF文档

DM74191W / National Semiconductor,Datasheet,06/07+,4-Bit Binary Up-Down 订购 PDF文档