IC快速检索：
型号 / 厂家，封装，批号，备注，订购
DM74LS139CW / Fairchild Semiconductor,Datasheet,07+,Dual 2-to-4 Line Dec 订购 PDF文档
DM74LS139N? / ,,最新批号,原装现货 订购 PDF文档
DM74LS163AN? / ,,最新批号,原装现货 订购 PDF文档
DM74LS164N(FAIRCHILD) / ,,最新批号,现货库存 订购 PDF文档
DM74LS13W / National Semiconductor,Datasheet,07+,NAND-Function Schmit 订购 PDF文档
DM74LS164W / National Semiconductor,Datasheet,06/07+,8-Bit Shift Register 订购 PDF文档
DM74LS165CW / Fairchild Semiconductor,Datasheet,07+,8-Bit Parallel In/Se 订购 PDF文档
DM74LS165N? / ,,最新批号,原装现货 订购 PDF文档