型號 / 廠家，封裝，批號，備注，訂購

54AC190FM / Various,Datasheet,07+,BCD-Output Decade Up 訂購 PDF文檔

54AC191D / National Semiconductor,Datasheet,07+,Up/Down with 訂購 PDF文檔

54AC191DM / Various,Datasheet,07+,4-Bit Binary Up-Down 訂購 PDF文檔

54AC191DMQB(SMD) / National Semiconductor,Datasheet,07+,4-Bit Binary Up-Down 訂購 PDF文檔

54AC191FMQB / National Semiconductor,Datasheet,07+,IC SINGLE 4B 訂購 PDF文檔

54AC191FMQB(SMD) / National Semiconductor,Datasheet,07+,4-Bit Binary Up-Down 訂購 PDF文檔

54AC191L / National Semiconductor,Datasheet,07+,Up/Down with 訂購 PDF文檔

54AC191LM / Various,Datasheet,07+,4-Bit Binary Up-Down 訂購 PDF文檔

54AC192FM / Various,Datasheet,07+,BCD-Output Decade Up 訂購 PDF文檔

54AC193DM / Various,Datasheet,07+,4-Bit Binary Up-Down 訂購 PDF文檔