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Altera_Forum's avatar
Altera_Forum
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9 years ago

Can not understand TIMEQUEST cookbook tSU, tH, and tCO Constraints need help

This is from "Quartus Prime TimeQuest Timing Analyzer Cookbook 2016.2.25" page 14. http://www.alteraforum.com/forum/attachment.php?attachmentid=12510&stc=1 # Specify the clock period set p...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

seems to me you are gong opposite the rules.

You get your delays from device data sheets then apply it and see what TQ achieves.

In TQ go to report io timing or datasheet section and it will give tSU,tH and tCO achieved