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型号 / 厂家，封装，批号，备注，订购
DM74AS646NT / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档
DM74AS74M / NAIS,,08/09+,全新原装深圳库存 订购 PDF文档
DM74AS646WMX / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档
DM74AS74MX / NAIS,,08/09+,全新原装深圳库存 订购 PDF文档
DM74AS648WMX / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档
DM74AS74N / NAIS,,08/09+,全新原装深圳库存 订购 PDF文档
DM74AS651NT / NATIONAL INSTRUMENTS,,08/09+,全新原装深圳库存 订购 PDF文档
DM74AS74SJ_Q / ,,最新批号,原装现货 订购 PDF文档