AnsweredAssumed Answered

AD9689 clock input impedance

Question asked by Hiroyuki.D on Mar 5, 2018
Latest reply on Mar 6, 2018 by UmeshJ

Hi

 

AD9689 clock impedance is 106 ohm as follows.

On the other hands there is 100 ohm as R222 on AD9689 demo board between clk+ and clk- looking below.

Why is R222 needed on the demo board?

 

Regards

Hiroyuki

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