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型號 / 廠家，封裝，批號，備注，訂購
SN74LS221NMOT / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74LS221NMOTOROLA / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74LS221NSJSMD / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74LS221NSLE / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74LS221NSR-EL / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74LS221NSUSMD0 / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74LS221NTI99 / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔
SN74LS222N20PIN / ,,08/09+,原裝全新現(xiàn)貨 訂購 PDF文檔