型號(hào) / 廠家，封裝，批號(hào)，備注，訂購

DM54LS490M / National Semiconductor,Datasheet,06/07+,Dual Decade 訂購 PDF文檔

DM54LS491 / National Semiconductor,Datasheet,06/07+, 訂購 PDF文檔

DM54LS491AJ / National Semiconductor,Datasheet,07+,10-Bit 訂購 PDF文檔

DM54LS491J / National Semiconductor,Datasheet,06/07+, 訂購 PDF文檔

DM54LS498A / National Semiconductor,Datasheet,06/07+,Octal Shift Register 訂購 PDF文檔

DM54LS498AJ/883 / National Semiconductor,Datasheet,07+,8-Bit Shift Register 訂購 PDF文檔

DM54LS502 / National Semiconductor,Datasheet,06/07+,8-Bit Successive App 訂購 PDF文檔

DM54LS502J / National Semiconductor,Datasheet,07+,8-Bit Successive App 訂購 PDF文檔

DM54LS502J/883(SMD) / National Semiconductor,Datasheet,07+,Successive Approxima 訂購 PDF文檔

DM54LS368AW/883 / National Semiconductor,Datasheet,06/07+,Inverting-Function B 訂購 PDF文檔