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AD8418管脚和电源有上电顺序要求吗

    
		

			

									
					    victory_wang
					
							


			
				
									
											
			
			
				
    
			
			
			    	
			                    
                
				                on Feb 27, 2020 
				
			
			
		
    
		
     
				
		
    
		    		    
		    
		    	
			
    请问一下，如果输入两个引脚都加15V，压差为0，但此时AD8418的电源（3V）还没有建立起来，这种用法有问题吗？还是一定要电源电压先建立起来，之后才允许输入有电压。
    

    

    

    谢谢