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型號(hào) / 廠家，封裝，批號(hào)，備注，訂購
74HC221A / UMC,SSOP-24,08/09+,全新原裝深圳庫存 訂購 PDF文檔
74HC20D.653 / PHILIPS,,08/09+,原裝010-66001623 訂購 PDF文檔
74hc221af / tosh,,08/09+,全新原裝深圳庫存 訂購 PDF文檔
74HC20D-653 / PHILIPS,,08/09+,010-62106431 訂購 PDF文檔
74HC221AP / INTERSIL,SSOP-24,08/09+,全新原裝深圳庫存 訂購 PDF文檔
74HC20DB / PHILIPS,,08/09+,全新原裝 訂購 PDF文檔
74HC221ASJX / FAIRCHILD,,08/09+,全新原裝 訂購 PDF文檔
74HC20D-T / PH,DIP-28,08/09+,全新原裝深圳庫存 訂購 PDF文檔