型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

74AC257PCQR / Various,Datasheet,07+,2-Line Digital Multi 訂購(gòu) PDF文檔

74AC257PCX / Fairchild Semiconductor,Datasheet,07+,IC MULTIPLEXER QUAD 訂購(gòu) PDF文檔

74AC257SC. / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

74AC257SC_NL / FSC,,07+,全新原裝熱賣 訂購(gòu) PDF文檔

74AC257SCX_NL / Fairchild Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購(gòu) PDF文檔

74AC253PCX / Fairchild Semiconductor,Datasheet,07+,IC MULTIPLEXER DUAL 訂購(gòu) PDF文檔

74AC253SC. / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

74AC253SCQR / National Semiconductor,Datasheet,07+,Dual 4-Input Multipl 訂購(gòu) PDF文檔

74AC253SCX_NL / Fairchild Semiconductor,Datasheet,07+,Dual 4-Input Multipl 訂購(gòu) PDF文檔

74AC253SCX_Q / FSC,,07+,全新原裝熱賣 訂購(gòu) PDF文檔