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型號(hào) / 廠家，封裝，批號(hào)，備注，訂購
DM54LS21E / ,,最新批號(hào), 訂購 PDF文檔
DM54LS21E/883 / ,,最新批號(hào), 訂購 PDF文檔
DM54LS21J/883QS / ,,最新批號(hào),原裝現(xiàn)貨 訂購 PDF文檔
DM54LS21J883 / ,,08/09+,全新原裝貨 訂購 PDF文檔
DM54LS21W / ,,08/09+,原裝庫房現(xiàn)貨 訂購 PDF文檔
DM54LS21W/883 / National Semiconductor,Datasheet,06/07+,4-Input AND-Function 訂購 PDF文檔
DM54LS22N / ,,08/09+,原裝現(xiàn)貨庫存 訂購 PDF文檔
DM54LS240DMQB / ,,最新批號(hào), 訂購 PDF文檔
DM54LS240E / National Semiconductor,Datasheet,07+,Octal TRI-STATE Buff 訂購 PDF文檔