AD9707 can't update output in single-ended clock input mode.

Hello,

I tried to adjust the variable value and apply the clock signal at a frequency of 25 MHz, but there was no change in the output side at all.

As figure below, I have to configure in single-ended clock input mode  



updated picture.
[edited by: @up at 4:10 PM (GMT 0) on 9 Jul 2019]