IC快速检索：
型号 / 厂家，封装，批号，备注，订购
DM74ALS190N / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档
DM74ALS191J / National Semiconductor,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档
DM74ALS191N / National Semiconductor,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档
DM74ALS192 / National Semiconductor,Datasheet,07+,Synchronous 4-Bit Up 订购 PDF文档
DM74ALS192J / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档
DM74ALS192M / National Semiconductor,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档
DM74ALS192N / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档
DM74ALS193N / National Semiconductor,Datasheet,06/07+,4-Bit Binary Up-Down 订购 PDF文档