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Altera_Forum
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12 years ago

Cyclone III - PLL

Hi, I write for Elsys Design in association with SAFRAN Group. I am working on a project where I need to get the Cyclone III PLL precision. I would like to know how much the Cyclone I...
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Altera_Forum
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12 years ago

There's no freqruency uncertainty. the PLL output frequencies have a rational (m/n) relation to the reference frequency, the exact frequency can be read from the Quartus MegaWizard or the compiler report files. In addition the PLL output has a phase jitter, see the device handbook for the specification.