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Honored Contributor
Honored ContributorStratix IV 3.3V Vccio/Vccpd confusion
It's my understanding that the Stratix IV complies with 3.3V LVTTL/LVCMOS at 3.0V. To use these standards, the following must be true: - Vccio must be either 2.5V or 3.0V for inputs - Vccio...
Altera_ForumHonored Contributor
Honored Contributorthis webpage may be useful, http://www.altera.com/support/kdb/solutions/rd03032009_668.html
or www.altera.com/literature/hb/stratix-iv/stx4_siv51006.pdf#page19
