型号 / 厂家，封装，批号，备注，订购

74AC253SCQR / National Semiconductor,Datasheet,07+,Dual 4-Input Multipl 订购 PDF文档

74AC253SCX_NL / Fairchild Semiconductor,Datasheet,07+,Dual 4-Input Multipl 订购 PDF文档

74AC253SCX_Q / FSC,,07+,全新原装热卖 订购 PDF文档

74AC257DMQB / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档

74AC257FC / Various,Datasheet,07+,2-Line Digital Multi 订购 PDF文档

74AC257LCQR / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档

74AC257LMQB / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档

74AC257MTC. / ,,最新批号,原装现货 订购 PDF文档

74AC257PC_NL / Fairchild Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档

74AC257PMQB / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档