AD9516-1 issue


R = 1, PD = 8, A = 0, B = 3

The loop filter is the same schematic with AD9789EV.

Ref in-100MHz , OutCLK-2.4GHz

PLL Frequency locking is well.

Phase noise is fine.

But the frequency of 1~10KHz offset the shakes.

What is the problem?

check the picture in the attachment.