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型號(hào) / 廠家，封裝，批號(hào)，備注，訂購
SN74LS640D / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔
SN74LS640M / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔
SN74LS640H / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔
SN74LS640N.. / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔
SN74LS640N-1N / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔
SN74LS640N(PULL) / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔
SN74LS640NMOT / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔
SN74LS640NATIONAL / ,,08/09+,全新原裝現(xiàn)貨庫存 訂購 PDF文檔