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型號 / 廠家，封裝，批號，備注，訂購
SN74LS243DBR / 原廠家,SSOP,N/A,上海實貨庫存!歡迎查詢! 訂購 PDF文檔
SN74LS243DBRE4 / 原廠家,SSOP,N/A,上海實貨庫存!歡迎查詢! 訂購 PDF文檔
SN74LS243DE4 / Texas Instruments,Datasheet,06/07+,Quad bus transceiver 訂購 PDF文檔
SN74LS243J / TI,,08/09+,全新原裝 訂購 PDF文檔
SN74LS243NE4 / Texas Instruments,Datasheet,06/07+,Quad bus transceiver 訂購 PDF文檔
SN74LS244（散） / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔
SN74LS244? / TI?,SOP?,06+?, 訂購 PDF文檔
SN74LS2440BC / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔