型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

DM74LS468N / National Semiconductor,Datasheet,06/07+,Inverting-Function B 訂購(gòu) PDF文檔

DM74LS468WM / National Semiconductor,Datasheet,06/07+,TRI-STATE Octal Buff 訂購(gòu) PDF文檔

DM74LS469 / Fairchild Semiconductor,Datasheet,07+,8-Bit Up/Down e 訂購(gòu) PDF文檔

DM74LS469A / National Semiconductor,Datasheet,07+,8-Bit Up/Down e 訂購(gòu) PDF文檔

DM74LS469AJ / National Semiconductor,Datasheet,07+,8-Bit Up/Down e 訂購(gòu) PDF文檔

DM74LS469AN / National Semiconductor,Datasheet,07+,8-Bit Up/Down e 訂購(gòu) PDF文檔

DM74LS471J/A+ / National Semiconductor,Datasheet,07+,Fuse-Programmable PR 訂購(gòu) PDF文檔

DM74LS490 / National Semiconductor,Datasheet,06/07+,Dual Decade 訂購(gòu) PDF文檔

DM74LS490M / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 訂購(gòu) PDF文檔

DM74LS490N / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 訂購(gòu) PDF文檔