IC快速检索：
型号 / 厂家，封装，批号，备注，订购
74AC399S / Various,Datasheet,07+,2-Line Digital Multi 订购 PDF文档
74AC399SCQR / National Semiconductor,Datasheet,07+,2-Line Digital Multi 订购 PDF文档
74AC42AFN / ,,最新批号,原装现货 订购 PDF文档
74AC520DCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档
74AC520LC / Various,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档
74AC520LCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档
74AC520SCQR / Various,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档
74AC521CW / Fairchild Semiconductor,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档
74AC521DCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 订购 PDF文档