IC快速检索：
型号 / 厂家，封装，批号，备注，订购
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
MM74HC534 / National Semiconductor,Datasheet,06/07+,TRI-STATE Octal D-TY 订购 PDF文档
MM74HC4316J / National Semiconductor,Datasheet,06/07+,Quad SPST Nrm-Opn (L 订购 PDF文档
MM74HC534J / National Semiconductor,Datasheet,07+,Octal D-Type Flip-Fl 订购 PDF文档
MM74HC540MTCX_NL / FSC,,07+,全新原装热卖 订购 PDF文档