IC快速检索：
型号 / 厂家，封装，批号，备注，订购
MM74HC4020MX / AVX,,,原装现货 订购 PDF文档
MM74HC4020N/MC74HC40 / FAIRCHILD,,1480148,特价！全新原装现货 订购 PDF文档
MM74HC4020N/MC74HC4020N / FAIRCHILD,PDIP16,05+,绝对全新原装货,部分现货 订购 PDF文档
MM74HC4020SJX / ,,07+,原装现货欢迎来电 订购 PDF文档
MM74HC4035M / NATIONAL,,N/A,特价！全新原装现货 订购 PDF文档
MM74HC4040M / AVX,,,原装现货 订购 PDF文档
MM74HC4040M-NSC / ,,07+,原装现货欢迎来电 订购 PDF文档
MM74HC4040MTC / FSC,,04+原装,特价！全新原装现货 订购 PDF文档