型号 / 厂家，封装，批号，备注，订购

54F269L1M / Various,Datasheet,07+,8-Bit Binary Up-Down 订购 PDF文档

54F269LM / National Semiconductor,Datasheet,07+,8-Bit Binary Up-Down 订购 PDF文档

54F269SM / National Semiconductor,Datasheet,07+,8-Bit Binary Up-Down 订购 PDF文档

54F273/B2A / Various,Datasheet,07+,Octal D-Type Flip-Fl 订购 PDF文档

54F273L1M / Various,Datasheet,07+,Octal D-Type Flip-Fl 订购 PDF文档

54F273LM / National Semiconductor,Datasheet,07+,Octal D Flip-Flop 订购 PDF文档

54F273LMQB / National Semiconductor,Datasheet,07+,Octal D flip-flop 订购 PDF文档

54F275ALMQB / NS,DIP,06+,原装现货主打品牌 订购 PDF文档

54F27SM / National Semiconductor,Datasheet,07+,3-Input NOR-Function 订购 PDF文档

54F280FM-MLS / National Semiconductor,Datasheet,07+, 订购 PDF文档