IC快速檢索：
型號 / 廠家，封裝，批號，備注，訂購
M74HC251RM / ST,,08/09+,010-66001623/66001621 訂購 PDF文檔
M74HC253B1 / SGS,,08/09+,特價 訂購 PDF文檔
M74HC253M / ,,08/09+,原裝貨歡迎來電 訂購 PDF文檔
M74HC253M1R / FAIRCHILD,,08/09+,全新原裝深圳庫存 訂購 PDF文檔
M74HC254BI / ,,08/09+,010-66001623/66001621 訂購 PDF文檔
M74HC257M / ST,,08/09+,010-66001623/66001621 訂購 PDF文檔
M74HC257M1R / ST,DIP,08/09+,全新原裝深圳庫存 訂購 PDF文檔
M74HC257RM13TR / ST,,08/09+,全新原裝深圳庫存 訂購 PDF文檔