型号 / 厂家，封装，批号，备注，订购

54HC540J / TI,DIP,08+,优势库存 订购 PDF文档

54HC58J/B / REI,原厂原装,08+07+,7到10天国际现货 订购 PDF文档

54HC646/BLAJC / ,,08/09+,原装现货 订购 PDF文档

54HC74/BCAJC? / ,,最新批号,原装现货 订购 PDF文档

54HC74JSNJ / dc0551,绝对原装,ti,30 订购 PDF文档

54HC75BEAJC / ,,最新批号,现货库存 订购 PDF文档

54HCT132F/3A(SMD) / Harris Semiconductor,Datasheet,07+,NAND-Function Schmit 订购 PDF文档

54HCT137 / Marconi,Datasheet,07+,8-Line Digital Demul 订购 PDF文档

54HCT174F/3A(SMD) / Harris Semiconductor,Datasheet,07+,Hex D-Type Flip-Flop 订购 PDF文档

54HCT237C / Supertex,Datasheet,07+,8-Line Digital Demul 订购 PDF文档