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型號 / 廠家，封裝，批號，備注，訂購
SN741S08N / 未提供,DIP/SOP,08/09+,原裝010-62106431 訂購 PDF文檔
SN741S164N / TI,,08/09+,010-62106431 訂購 PDF文檔
SN7420N / ,,08/09+,全新原裝深圳庫存 訂購 PDF文檔
SN7421J / TI,DIP,N/A,上海實貨庫存!歡迎查詢! 訂購 PDF文檔
SN74221NS / ,SOP,08/09+,010-62104891 訂購 PDF文檔
SN74221NSR / ,SOP,08/09+,010-62104891 訂購 PDF文檔
SN7422J / ,,08/09+,原裝全新現貨 訂購 PDF文檔
SN74240DW / TEXAS INSTRUMENTS,,08/09+,全新原裝深圳庫存 訂購 PDF文檔