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型号 / 厂家，封装，批号，备注，订购
MC74AC240NG / On Semiconductor,Datasheet,06/07+,Octal Buffer/Line Dr 订购 PDF文档
MC74AC244MELG / On Semiconductor,Datasheet,07+,Octal Buffer/Line Dr 订购 PDF文档
MC74AC244MLI / ,,最新批号,原装现货 订购 PDF文档
MC74AC245MG / On Semiconductor,Datasheet,07+,Octal Bidirectional 订购 PDF文档
MC74AC245MLI / ,,最新批号,现货库存 订购 PDF文档
MC74AC253AD / ,,08/09+,原装全新货 订购 PDF文档
MC74AC253DR2G / On Semiconductor,Datasheet,07+,Dual 4 Input Multipl 订购 PDF文档
MC74AC257DG / ON,3.9mm,06PB,绝对自己全新原装 订购 PDF文档
MC74AC257NG / On Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档