型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

74ACT253PCQR / Various,Datasheet,07+,4-Line Digital Multi 訂購(gòu) PDF文檔

74ACT253SCQR / National Semiconductor,Datasheet,07+,Dual 4-Input Multipl 訂購(gòu) PDF文檔

74ACT253SCX_F094 / FSC,,07+,全新原裝熱賣(mài) 訂購(gòu) PDF文檔

74ACT253SCX_Q / FSC,,07+,全新原裝熱賣(mài) 訂購(gòu) PDF文檔

74ACT253MTCX_F042 / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

74ACT253SCX? / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

74ACT257CW / Fairchild Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購(gòu) PDF文檔

74ACT257DCQR / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購(gòu) PDF文檔

74ACT257DMQB / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購(gòu) PDF文檔

74ACT257LCQR / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購(gòu) PDF文檔