型號(hào) / 廠家，封裝，批號(hào)，備注，訂購

54LS249DM / Various,Datasheet,07+,7-Segment Display Dr 訂購 PDF文檔

54LS249FM / Various,Datasheet,07+,7-Segment Display Dr 訂購 PDF文檔

54LS249FMQB / National Semiconductor,Datasheet,07+,7-Segment Display Dr 訂購 PDF文檔

54LS251FM / Various,Datasheet,07+,8-Line Digital Multi 訂購 PDF文檔

54LS251W / Raytheon Electronics,Datasheet,07+,8-Line Digital Multi 訂購 PDF文檔

54LS253J/883 / NSC,原廠原裝,08+07+,7到10天國際現(xiàn)貨 訂購 PDF文檔

54LS253J883B / ,,最新批號(hào),原裝現(xiàn)貨 訂購 PDF文檔

54LS253W / Raytheon Electronics,Datasheet,07+,4-Line Digital Multi 訂購 PDF文檔

54LS255W / Raytheon Electronics,Datasheet,07+,4-Line Digital Demul 訂購 PDF文檔

54LS256FM / Various,Datasheet,07+,Dual 4-Bit D-Type La 訂購 PDF文檔