型號 / 廠家，封裝，批號，備注，訂購

74LS28DC / Various,Datasheet,07+,NOR-Function Buffer 訂購 PDF文檔

74LS28J / Raytheon Electronics,Datasheet,07+,NOR-Function Buffer 訂購 PDF文檔

74LS290FC / Various,Datasheet,07+,BCD-Output Decade Up 訂購 PDF文檔

74LS290QQ / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔

74LS28W / Raytheon Electronics,Datasheet,07+,NOR-Function Buffer 訂購 PDF文檔

74LS293DC / Various,Datasheet,07+,4-Bit Binary Up Coun 訂購 PDF文檔

74LS290DC / Various,Datasheet,07+,BCD-Output Decade Up 訂購 PDF文檔

74LS293FC / Various,Datasheet,07+,4-Bit Binary Up Coun 訂購 PDF文檔

74LS293N-TI / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔

74LS295AFC / Various,Datasheet,07+,4-Bit Shift Register 訂購 PDF文檔