型號 / 廠家，封裝，批號，備注，訂購

DM54LS47 / National Semiconductor,Datasheet,07+,BCD to 7-Segment Dec 訂購 PDF文檔

DM54LS471 / National Semiconductor,Datasheet,07+,(256 X 8) 2048-BIT T 訂購 PDF文檔

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