型號 / 廠家，封裝，批號，備注，訂購

74LS399PC / Fairchild Semiconductor,Datasheet,07+,2-Line Digital Multi 訂購 PDF文檔

74LS40W / Raytheon Electronics,Datasheet,07+,NAND-Function Buffer 訂購 PDF文檔

74LS42DR / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔

74LS42J / Raytheon Electronics,Datasheet,07+,BCD-to-One-of-Ten De 訂購 PDF文檔

74LS43J / Raytheon Electronics,Datasheet,07+,Excess-3-to-Decimal 訂購 PDF文檔

74LS43W / Raytheon Electronics,Datasheet,07+,Excess-3-to-Decimal 訂購 PDF文檔

74LS447DC / Various,Datasheet,07+,7-Segment Display Dr 訂購 PDF文檔

74LS44J / Raytheon Electronics,Datasheet,07+,Excess-3-Gray-to-Dec 訂購 PDF文檔

74LS468N / REI,原廠原裝,08+07+,7到10天國際現(xiàn)貨 訂購 PDF文檔

74LS47 TI NOPB / ,,,原裝現(xiàn)貨 訂購 PDF文檔