型号 / 厂家，封装，批号，备注，订购

DM74LS467 / National Semiconductor,Datasheet,07+,(DM74LS465 - DM74LS4 订购 PDF文档

DM74LS468N / National Semiconductor,Datasheet,06/07+,Inverting-Function B 订购 PDF文档

DM74LS468WM / National Semiconductor,Datasheet,06/07+,TRI-STATE Octal Buff 订购 PDF文档

DM74LS469 / Fairchild Semiconductor,Datasheet,07+,8-Bit Up/Down e 订购 PDF文档

DM74LS469A / National Semiconductor,Datasheet,07+,8-Bit Up/Down e 订购 PDF文档

DM74LS469AJ / National Semiconductor,Datasheet,07+,8-Bit Up/Down e 订购 PDF文档

DM74LS469AN / National Semiconductor,Datasheet,07+,8-Bit Up/Down e 订购 PDF文档

DM74LS471J/A+ / National Semiconductor,Datasheet,07+,Fuse-Programmable PR 订购 PDF文档

DM74LS490 / National Semiconductor,Datasheet,06/07+,Dual Decade 订购 PDF文档

DM74LS490M / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档