| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 | 
|---|
| 1 | 54F192FM | Up/Down Decade Counter with Separate Up/Down Clocks | 197K | 
		     
		 | 
		
		 
		 | 
	  
| 2 | 54F192FMQB | Synchronous Up/Down Counter | 172K | 
		  | 
		
		 
		 | 
	  
| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 | 
|---|
| 1 | 54F192FM | Up/Down Decade Counter with Separate Up/Down Clocks | 197K | 
		     
		 | 
		
		 
		 | 
	  
| 2 | 54F192FMQB | Synchronous Up/Down Counter | 172K | 
		  | 
		
		 
		 |