型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

SN74LVC257APWTG4 / Texas Instruments,Datasheet,06/07+,Quadruple 2-Line To 訂購(gòu) PDF文檔

SN74LVC257A-Q1 / TI,DIP/SOP,08/09+,原裝010-62106431 訂購(gòu) PDF文檔

SN74LVC257AQDREP / Texas Instruments,Datasheet,07+,Military Enhanced Pl 訂購(gòu) PDF文檔

SN74LVC257AQPWREP / Texas Instruments,Datasheet,07+,Military Enhanced Pl 訂購(gòu) PDF文檔

SN74LVC257ARGY / TI,,08/09+,010-66001623/66001621 訂購(gòu) PDF文檔

SN74LVC257ARGYR BGA PB-FREE / TEXAS,,08/09+,010-66001623/66001621 訂購(gòu) PDF文檔

SN74LVC257DBR / TI,,08/09+,010-62106431 訂購(gòu) PDF文檔

SN74LVC257DR / TI,,08/09+,010-62106431 訂購(gòu) PDF文檔

SN74LVC2952ADB / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 訂購(gòu) PDF文檔

SN74LVC2952ADBRE4 / Texas Instruments,Datasheet,06/07+,Octal Bus Transceive 訂購(gòu) PDF文檔