型號(hào) / 廠(chǎng)家，封裝，批號(hào)，備注，訂購(gòu)

SN74LS244NSRG4 / Texas Instruments,Datasheet,07+,Octal Buffers And Li 訂購(gòu) PDF文檔

SN74LS257BD / MOTOROLA,,08/09+,全新原裝深圳庫(kù)存 訂購(gòu) PDF文檔

SN74LS244-TIT-SMD / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

SN74LS257BDE4 / Texas Instruments,Datasheet,07+,QUADRUPLE 2-LINE TO 訂購(gòu) PDF文檔

SN74LS245? / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

SN74LS257BDR2 / MOTOROLA,,08/09+,全新原裝深圳庫(kù)存 訂購(gòu) PDF文檔

SN74LS245ADB / HITACHI,,08/09+,全新原裝深圳庫(kù)存 訂購(gòu) PDF文檔

SN74LS257BMR1 / MOT,,08/09+,原裝現(xiàn)貨010-62565447/62566447 訂購(gòu) PDF文檔

SN74LS245ANS / NEC,DIP,08/09+,全新原裝深圳庫(kù)存 訂購(gòu) PDF文檔

SN74LS257BNE4 / Texas Instruments,Datasheet,06/07+,QUADRUPLE 2-LINE TO 訂購(gòu) PDF文檔