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型號(hào) / 廠家，封裝，批號(hào)，備注，訂購
B74LS20D / ,,08/09+,原裝貨 訂購 PDF文檔
B74LS20D-T / ,,08/09+,原裝貨010-66001621/3 訂購 PDF文檔
B74LS21D-T / ,,08/09+,原裝貨010-66001621/3 訂購 PDF文檔
B74LS240D / ,,08/09+,原裝貨010-66001621/3 訂購 PDF文檔
B74LS283D / ,,08/09+,原裝貨010-66001621/3 訂購 PDF文檔
B74LS283D-T / ,,08/09+,原裝貨010-66001621/3 訂購 PDF文檔
B74LS30D / ,,08/09+,原裝貨010-66001621/3 訂購 PDF文檔
B74LS32D-T / ,,08/09+,原裝貨010-66001621/3 訂購 PDF文檔