型号 / 厂家，封装，批号，备注，订购

DM74AS2645 / National Semiconductor,Datasheet,07+,Octal TRI-STATE Bus 订购 PDF文档

DM74AS2645J / National Semiconductor,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

DM74AS264J / National Semiconductor,Datasheet,06/07+,Look-Ahead Carry Gen 订购 PDF文档

DM74AS644N / National Semiconductor,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

DM74AS264M / National Semiconductor,Datasheet,06/07+,Look-Ahead Carry Gen 订购 PDF文档

DM74AS646J / National Semiconductor,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

DM74AS651 / Fairchild Semiconductor,Datasheet,06/07+,Octal Bus Transceive 订购 PDF文档

DM74AS280MX_NL / Fairchild Semiconductor,Datasheet,06/07+,9-Bit Parity Generat 订购 PDF文档

DM74AS280N? / ,,最新批号,原装现货 订购 PDF文档

DM74AS282J / National Semiconductor,Datasheet,06/07+,Look-Ahead Carry Gen 订购 PDF文档