型号 / 厂家，封装，批号，备注，订购

74AC190FC / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74AC191LC / Various,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档

74AC191LCQR / National Semiconductor,Datasheet,07+,Up/Down with 订购 PDF文档

74AC175-R / ,,最新批号,原装现货 订购 PDF文档

74AC175SJ_F042 / FSC,,07+,全新原装热卖 订购 PDF文档

74AC178 / Various,Datasheet,07+,8-Line Digital Demul 订购 PDF文档

74AC190LC / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74AC190PC / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74AC190SC / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74AC191CW / Fairchild Semiconductor,Datasheet,07+,Up/Down with 订购 PDF文档