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is it possible to see eyediagram in spice?

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hellotxn

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is it possible to see eyediagram in spice?
Thanks!
 

There is an application note titled

Creating "Eye" Displays Using Probe

on the orcad web site.
 

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    hellotxn

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flatulent said:
There is an application note titled

Creating "Eye" Displays Using Probe

on the orcad web site.
Click to expand...


could you tell me more
thank's
 

* .Param EyeWidth = 2.0x $ Bandwidth
* eT T 0 Vol='(TIME*EyeWidth)-int((TIME*EyeWidth))'
* rT T 0 1k
change x-axis to v(T), then you can view eye diagram.
 

flushrat said:
* .Param EyeWidth = 2.0x $ Bandwidth
* eT T 0 Vol='(TIME*EyeWidth)-int((TIME*EyeWidth))'
* rT T 0 1k
change x-axis to v(T), then you can view eye diagram.
Click to expand...


excuse me sir ,after i following it and simulat ,but the eye-diagram like "diagram4"

**broken link removed**

it seem not correctly eye diagram, could you tell me what's wrong
thank's
 

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