型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

HD74LS243 / Hitachi Semiconductor,Datasheet,07+,Quad. Bus Transceive 訂購(gòu) PDF文檔

HD74LS242FP / Renesas Technology,Datasheet,07+,Quad. Bus Transceive 訂購(gòu) PDF文檔

HD74LS245RPEL(PB FREE) / ,,,原裝現(xiàn)貨 訂購(gòu) PDF文檔

HD74LS245RP-RL / TI,SMD,08/09+,正品原裝貨 訂購(gòu) PDF文檔

HD74LS247RP / Hitachi Semiconductor,Datasheet,07+,Decoder/Demultiplexe 訂購(gòu) PDF文檔

HD74LS248G / Hitachi Semiconductor,Datasheet,06/07+,7-Segment Display Dr 訂購(gòu) PDF文檔

HD74LS249 / Hitachi Semiconductor,Datasheet,06/07+,BCD to Seven Segment 訂購(gòu) PDF文檔

HD74LS249FP / Hitachi Semiconductor,Datasheet,07+,Decoder/Demultiplexe 訂購(gòu) PDF文檔

HD74LS249G / Hitachi Semiconductor,Datasheet,07+,7-Segment Display Dr 訂購(gòu) PDF文檔

HD74LS259G / Hitachi Semiconductor,Datasheet,07+,Octal D-Type Address 訂購(gòu) PDF文檔