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Altera_Forum's avatar
Altera_Forum
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13 years ago

PLL issue

I am using cyclone IV E PLL to generate 2.5MHZ, 10MHZ and 40MHZ. Although all output clocks are good, they are not locked between them. Is there any settings I can modify to let them locke...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

What exactly do you mean by "locked between them"? If they are coming from the same PLL they will be in phase, if this is what you are looking after.