It is up to the designer and layout standards for those protocols to decide what impedances are acceptable vs. not
acceptable.
9. For more detailed impedance measurements, click the View Impedance Tables option. This option provides data in a
tabular form that can be exported for analysis.
10. You can also save the simulation results below the Analysis Setup menu in the image above (Pin or move the table to see
it).
5 www.cadence.com
OrCAD X High-Speed Digital Design Guide