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LMX2492_CPOUT一直是低位準

Other Parts Discussed in Thread: LMX2492EVM

線路設計(如附件)依照LMX2492EVM,但量測PIN_CPOUT一直是處於低位準,而導致PLL無法LOCK

請問,我該怎麼做修正?

2 - TI PLL.pdf