型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

74AC42AFN / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

74AC540M / ,,,原裝現(xiàn)貨 訂購(gòu) PDF文檔

74AC520DCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔

74AC520LC / Various,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔

74AC520LCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔

74AC520SCQR / Various,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔

74AC521CW / Fairchild Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔

74AC521DCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔

74AC521FC / Various,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔

74AC521FCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購(gòu) PDF文檔