Forum Discussion

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

Difference between dedicated clock output pins & regular I/O?

Hi, I'm trying out a design using Stratix II, in my design i connected a PLL clock output to an output pin. I was checking through the handbook and was wondering, what is the difference be...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

@ Rysc

what about clock output like for an sdram chip clock input pin where you need to set the pll to a phase shift between the sdram clock and all the other sdram signals ? we had a design that failed due to not using a dedicated clock output pin for the sdram clock and after soldering two wires to swap signals that board run as intended.