型號 / 廠家，封裝，批號，備注，訂購

74ACT521CW / Fairchild Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購 PDF文檔

74ACT521DCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購 PDF文檔

74ACT521LCQR / National Semiconductor,Datasheet,07+,8-Bit Identity Compa 訂購 PDF文檔

74ACT573MTCX_F40 / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔

74ACT521M-R / ,,最新批號, 訂購 PDF文檔

74ACT573P / 20,DIP20,0042+,原裝現(xiàn)貨(特價可零售) 訂購 PDF文檔

74ACT573PC? / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔

74ACT573PC_F40 / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔

74ACT521-R / ,,最新批號, 訂購 PDF文檔

74ACT521SC. / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔