型號(hào) / 廠家，封裝，批號(hào)，備注，訂購

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

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

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

74AC257DMQB / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購 PDF文檔

74AC257FC / Various,Datasheet,07+,2-Line Digital Multi 訂購 PDF文檔

74AC257LCQR / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購 PDF文檔

74AC257LMQB / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購 PDF文檔

74AC257MTC. / ,,最新批號(hào),原裝現(xiàn)貨 訂購 PDF文檔

74AC257PC_NL / Fairchild Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購 PDF文檔

74AC257PMQB / National Semiconductor,Datasheet,07+,Quad 2-Input Multipl 訂購 PDF文檔