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HMC829LP6E cannot lock

Question asked by Ning on May 19, 2015
Latest reply on Jun 11, 2015 by Ning


I have a HMC829LP6GE rev A evaluation board. I have removed R24 and mount R23 to use external source 100MHz.

I cannot the PLL to lock. Attached is the register settings. What could be wrong?

Thank you.