型号 / 厂家，封装，批号，备注，订购

DM74LS469AV / National Semiconductor,Datasheet,06/07+,8-Bit Up/Down e 订购 PDF文档

DM74LS469J / National Semiconductor,Datasheet,06/07+,DM54LS469/DM74LS469 订购 PDF文档

DM74LS74A-NAT-SMD / ,,最新批号,原装现货 订购 PDF文档

DM74LS471N/A+ / National Semiconductor,Datasheet,07+,Fuse-Programmable PR 订购 PDF文档

DM74LS48M / National Semiconductor,Datasheet,07+,BCD to 7-Segment Dec 订购 PDF文档

DM74LS491AJ / National Semiconductor,Datasheet,06/07+,10-Bit 订购 PDF文档

DM74LS498 / National Semiconductor,Datasheet,06/07+,Octal Shift Register 订购 PDF文档

DM74LS498AV / National Semiconductor,Datasheet,06/07+,Octal Shift Register 订购 PDF文档

DM74LS498N / National Semiconductor,Datasheet,06/07+,8-Bit Shift Register 订购 PDF文档

DM74LS502WM / National Semiconductor,Datasheet,07+,8-Bit Successive App 订购 PDF文档