型号 / 厂家，封装，批号，备注，订购

74HC4020BI / HIT,SOT-323,02+,全新原装，深圳/香港现货 订购 PDF文档

74HC4020D,652 / PH,DIP-16,01+,全新原装，深圳/香港现货 订购 PDF文档

74HC4020D,653 / PH,MPQ,06＋07＋,原装010-66001623 订购 PDF文档

74HC4020D.652 / PH,,05+,原装特价 订购 PDF文档

74HC4020D/SOP / PHI,,05+,010-66001623/66001621 订购 PDF文档

74HC4020D652 / PHL,,07+,全新原装 订购 PDF文档

74HC4020DN / MOT,,00+,010-62106431 订购 PDF文档

74HC4020DT / ,,,原装现货 订购 PDF文档

74HC4020D-T / PHILIPS,,,全新原装 订购 PDF文档

74HC4020DWR / ,,,原装现货 订购 PDF文档