型号 / 厂家，封装，批号，备注，订购

DM74AS157SJX / FSC,,04+原装,010-62106431 订购 PDF文档

DM74AS158M_Q / ,,,原装现货 订购 PDF文档

DM74AS158N / NATIONAL SEMICONDUCTOR,,,原装现货 订购 PDF文档

DM74AS158N_Q / ,,,原装现货 订购 PDF文档

DM74AS161M / FAIRCHILD,,,010-62106431 订购 PDF文档

DM74AS163M / NATIONAL SEMICONDUCTOR,,,原装现货 订购 PDF文档

DM74AS163MX / FSC,,04+原装,010-62106431 订购 PDF文档

DM74AS163N / NATIONAL SEMICONDUCTOR,,,原装现货 订购 PDF文档

DM74AS163N
/ ,,,原装现货 订购 PDF文档

DM74AS175M / ,,0623+,原装现货库存 订购 PDF文档