型号 / 厂家，封装，批号，备注，订购

MM74HC574N (PB FREE) / ,,,原装现货 订购 PDF文档

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MM74HC574WMX(Q) / FAIRCHILD,,,欢迎来电查询 订购 PDF文档

MM74HC574WMX_Q / FSC,,07+,全新原装热卖 订购 PDF文档

MM74HC589M_NL / FSC,,07+,全新原装热卖 订购 PDF文档

MM74HC589N_F091 / FSC,,07+,全新原装热卖 订购 PDF文档

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MM74HC590J / National Semiconductor,Datasheet,06/07+,8-Bit Binary Up Coun 订购 PDF文档

MM74HC593N / National Semiconductor,Datasheet,06/07+,8-Bit Binary Up Coun 订购 PDF文档

MM74HC594 / National Semiconductor,Datasheet,07+,8-Bit Shift Register 订购 PDF文档