型号 / 厂家，封装，批号，备注，订购

DM74AS34N / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档

DM74AS534N / NS,DIP-20,08/09+, 订购 PDF文档

DM74AS34N_Q / ,,最新批号,原装现货 订购 PDF文档

DM74AS573N / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档

DM74AS574AWM / ,,08/09+,原装现货库存 订购 PDF文档

DM74AS574N / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档

DM74AS373WMX / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档

DM74AS574N_Q / ,,最新批号,原装现货 订购 PDF文档

DM74AS374WM / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档

DM74AS574WMX / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档