IC快速检索：
型号 / 厂家，封装，批号，备注，订购
DM74161A / National Semiconductor,Datasheet,07+,SYNCHRONOUS 4-BIT CO 订购 PDF文档
DM74164CW / Fairchild Semiconductor,Datasheet,06/07+,8-Bit Serial In/Para 订购 PDF文档
DM74156N? / ,,最新批号,原装现货 订购 PDF文档
DM74161N? / ,,最新批号,原装现货 订购 PDF文档
DM74165W / National Semiconductor,Datasheet,07+,8-Bit Shift Register 订购 PDF文档
DM74166W / National Semiconductor,Datasheet,07+,8-Bit Shift Register 订购 PDF文档
DM74163A / National Semiconductor,Datasheet,07+,SYNCHRONOUS 4-Bit CO 订购 PDF文档
DM74167N / National Semiconductor,Datasheet,07+,Misc. Data Book Scan 订购 PDF文档