型号 / 厂家，封装，批号，备注，订购

54AC520FMQB. / Various,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档

54AC521LMQB. / Various,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档

54AC74DMQB / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档

54AC540SSA / NS,,9832,自己库存 订购 PDF文档

54AC74DMQB. / NATIONAL SEMICONDUCTOR,,08/09+,全新原装深圳库存 订购 PDF文档

54AC541DMQB / National Semiconductor,Datasheet,07+,Octal Buffer/Line Dr 订购 PDF文档

54AC74FMQB. / National Semiconductor,Datasheet,07+,Dual D-Type Positive 订购 PDF文档

54AC541LMQB. / National Semiconductor,Datasheet,07+,Octal Buffer/Line Dr 订购 PDF文档

54AC74LM / National Semiconductor,Datasheet,07+,Dual D Flip-Flop 订购 PDF文档

54AC74LMQB. / Various,Datasheet,07+,Dual D-Type Flip-Flo 订购 PDF文档