IC快速检索：
型号 / 厂家，封装，批号，备注，订购
CD74HC643E / ,DIP,08/09+,全新原装 订购 PDF文档
CD74HC646EN / HAR,,08/09+,010-62106431 订购 PDF文档
CD74HC646M / ICS,,08/09+,正品010-62104791 订购 PDF文档
CD74HC646ME4 / TI,SOIC,07+,0755-83312969王生 订购 PDF文档
CD74HC648EN / ,,08/09+,原装库房现货 订购 PDF文档
CD74HC649M / ,,08/09+,原装全新库房现货 订购 PDF文档
CD74HC651EN / ,,08/09+,010-62106431 订购 PDF文档
CD74HC651M / HARRIS,,08/09+,010-62106431 订购 PDF文档