Hi
Below are the OPEN LDI eye diagram we saw at the input of DS90UH947-Q1, are they looks correct? 
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Hi
Below are the OPEN LDI eye diagram we saw at the input of DS90UH947-Q1, are they looks correct? 
Hello PyTsai,
We have a very detailed guide for measuring 947 input signal quality (NDA) which I will send to you internally.
Best Regards,
Casey
Hi Casey,
I did not see the document you send, would you send again. thanks!