型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

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DM74ALS645AWMX / NATIONAL SEMICONDUCTOR,,08/09+,全新原裝深圳庫(kù)存 訂購(gòu) PDF文檔

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DM74ALS646NT / TOS,SMD,08/09+,全新原裝深圳庫(kù)存 訂購(gòu) PDF文檔

DM74ALS646NT_Q / ,,最新批號(hào),原裝現(xiàn)貨 訂購(gòu) PDF文檔

DM74ALS646WM / NATIONAL SEMICONDUCTOR,,08/09+,全新原裝深圳庫(kù)存 訂購(gòu) PDF文檔