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HMC7044使用


		

			

									
						moyanliuyu
					
							

			
				
									
											
							 		
		        	            							
			
			    	
			                    
                
				                on Apr 21, 2021 
				
			
			
		


				
		

			
HMC7044的我只用PLL2不用PLL1，所以不使能PLL1。因此我只需将参考输入到OSCIN引脚，此时PLL1的4个输入：CLKINx悬空可以吗？还是说接地。请大佬解答。