型号 / 厂家，封装，批号，备注，订购

MM74HC423J / National Semiconductor,Datasheet,06/07+,Dual Monostable Mult 订购 PDF文档

MM74HC4538MX_Q / FSC,,07+,全新原装热卖 订购 PDF文档

MM74HC4538SJX_NL / FSC,,07+,全新原装热卖 订购 PDF文档

MM74HC4560J / National Semiconductor,Datasheet,07+,4-Bit Parallel Full 订购 PDF文档

MM74HC46AN / ,,最新批号,原装现货 订购 PDF文档

MM74HC51 / National Semiconductor,Datasheet,07+,Dual AND-OR- Invert 订购 PDF文档

MM74HC521 / National Semiconductor,Datasheet,07+,8-Bit Magnitude Comp 订购 PDF文档

MM74HC521N / Fairchild Semiconductor,Datasheet,06/07+,8-Bit Magnitude Comp 订购 PDF文档

MM74HC521WM / Fairchild Semiconductor,Datasheet,06/07+,8-Bit Magnitude Comp 订购 PDF文档

MM74HC533J / National Semiconductor,Datasheet,06/07+,TRI-STATE-R Octal D- 订购 PDF文档