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AD9361 BBPLL harmonics

Question asked by freezees on May 16, 2016
Latest reply on May 17, 2016 by tlili

Dear Analog Devices

 

I found a lot of PFD(40MHz)+ADC clock(61.44MHz) harmonics at RF output.

This spurs only show up when I enable BBPLL.

please see the attached picture.

How does this happen?

 

BR

Darren

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