Forum Discussion

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

Cyclone III Dedicated clock inputs during configuration

Hi All: We have a question about the state of Dedicated Clock Inputs during configuration on Cyclone III devices. The handbook says that the "Programable Pull-up Resistors" are not avai...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

--- Quote Start ---

If you're not using the dedicated clock input, you're supposed to tie it off(directly high or low, or a pull-up/down).

--- Quote End ---

Hello Rysc,

What is the implication if one doesn't tie off the unused dedicated clocks?