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型號 / 廠家，封裝，批號，備注，訂購
SN74AS21D / TEXAS INSTRUMENTS,,08/09+,全新原裝深圳庫存 訂購 PDF文檔
SN74AS21DB / ,SSOP,08/09+,010-62104891 訂購 PDF文檔
SN74AS21DRE4 / ,SOIC,08/09+,010-62104891 訂購 PDF文檔
SN74AS21N-J / ,PDIP,08/09+,010-62104891 訂購 PDF文檔
SN74AS21NS / TI,SOP,08/09+,全新原裝 訂購 PDF文檔
SN74AS21NSE4 / ,SOP,08/09+,010-62104891 訂購 PDF文檔
SN74AS21NS-EL2 / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74AS21NSR / TI,,08/09+,010-66001623/66001621 訂購 PDF文檔