型號(hào) / 廠家，封裝，批號(hào)，備注，訂購

74F251ALC / NSC,原廠原裝,08+07+,7到10天國(guó)際現(xiàn)貨 訂購 PDF文檔

74F251AV / National Semiconductor,Datasheet,07+,8-Line Digital Multi 訂購 PDF文檔

74F251FC / Various,Datasheet,07+,8-Line Digital Multi 訂購 PDF文檔

74F251L1C / Various,Datasheet,07+,8-Line Digital Multi 訂購 PDF文檔

74F245N-R / ,,08/09+, 訂購 PDF文檔

74F251SDC / Various,Datasheet,07+,8-Line Digital Multi 訂購 PDF文檔

74F245PC_NL / Fairchild Semiconductor,Datasheet,07+,Octal Bidirectional 訂購 PDF文檔

74F245SC(FAIRCHILD) / ,,最新批號(hào), 訂購 PDF文檔

74F245SCX_NL / Fairchild Semiconductor,Datasheet,07+,Octal Bidirectional 訂購 PDF文檔

74F251SPC / Various,Datasheet,07+,8-Line Digital Multi 訂購 PDF文檔