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Altera_Forum's avatar
Altera_Forum
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12 years ago

Logic family for REFCLK

For a new design we need to provide a 150MHz REFCLK to a set of Cyclone V transceivers. The oscillator output will only drive the REFCLK inputs. My question is which logic family I should use for the...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

We have successfully driven REFCLK pins to PLLs, generated our frequency for user logic AND Serdes' refclk ports in arria v. I suspect you can do the same for CV. We used lvds or lvpecl. AC coupling's the most important part