型号 / 厂家，封装，批号，备注，订购

CD4021AY / RCA Solid State,Datasheet,07+,8-Bit Shift Register 订购 PDF文档

CD4021B Types / Texas Instruments,Datasheet,07+,CMOS 8-Stage Static 订购 PDF文档

CD4021BCMX_NL / Fairchild Semiconductor,Datasheet,07+,8-Stage Static Shift 订购 PDF文档

CD4021BCMX_Q / FSC,,07+,全新原装热卖 订购 PDF文档

CD4021BCN_NL / Fairchild Semiconductor,Datasheet,07+,8-Stage Static Shift 订购 PDF文档

CD4021BCI / ,,最新批号,原装现货 订购 PDF文档

CD4021BCN_F091 / FSC,,07+,全新原装热卖 订购 PDF文档

CD4021BD/MSH / Harris Semiconductor,Datasheet,07+,8-Bit Shift Register 订购 PDF文档

CD4021BCN_SC161560 / FSC,,,原装公司现货，诚信创造品牌 订购 PDF文档

CD4021BD/MSR / Harris Semiconductor,Datasheet,07+,8-Bit Shift Register 订购 PDF文档