Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Can't explain why the required tsu be larger than the actual one

In Classic Timing Analysis, the equation of the slack is Required-actual,it is OK when it is positive and its not when negative. From the configuration of the tsu in quartus ii, we get that we can de...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

I see,Thanks a lot,pletz.

I have see many definations of tsu,some of them have different meanings. In quartus, now I know,tsu is not the margin but the delay time,the equation of it is <data delay>+<micro setup delayed>-<clock delay>. It's different from I learn from textbook.