型号 / 厂家，封装，批号，备注，订购

54AC253DM / Fairchild Semiconductor,Datasheet,07+,4-Line Digital Multi 订购 PDF文档

54AC253FMQB / National Semiconductor,Datasheet,07+,Dual 4-Input Multipl 订购 PDF文档

54AC253FMQB(SMD) / National Semiconductor,Datasheet,07+,4-Line Digital Multi 订购 PDF文档

54AC253L / National Semiconductor,Datasheet,07+,Dual 4-Input Multipl 订购 PDF文档

54AC253LMQB / National Semiconductor,Datasheet,07+,Dual 4-Input Multipl 订购 PDF文档

54AC253LMQB(SMD) / National Semiconductor,Datasheet,07+,4-Line Digital Multi 订购 PDF文档

54AC253PMQB / National Semiconductor,Datasheet,07+,Dual 4-Input Multipl 订购 PDF文档

54AC257 / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档

54AC257DCQR / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档

54AC257DM / Various,Datasheet,07+,2-Line Digital Multi 订购 PDF文档