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型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)
SN74LS688NG4 / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔
SN74LS688N-MOT / ,,08/09+,全新原裝現(xiàn)貨庫(kù)存 訂購(gòu) PDF文檔
SN74LS688SW / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔
SN74LS68P  / ,,最新批號(hào),現(xiàn)貨庫(kù)存 訂購(gòu) PDF文檔
SN74LS69 / Texas Instruments,Datasheet,07+,DUAL 4-BIT DECADE OR 訂購(gòu) PDF文檔
SN74LS690 / Texas Instruments,Datasheet,06/07+,SYNCHRONOUS S 訂購(gòu) PDF文檔
SN74LS691 / ,,08/09+,全新原裝現(xiàn)貨庫(kù)存 訂購(gòu) PDF文檔
SN74LS691DW / ,,08/09+,全新原裝現(xiàn)貨庫(kù)存 訂購(gòu) PDF文檔