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Altera_Forum
Honored Contributor
Honored Contributorhow many ddr2 controller can be used in a cyclone 4 device?
hi everyone, who can tell me how many ddr2 controller can be used in a cyclone 4 device? thank you!
Altera_ForumHonored Contributor
Honored ContributorIt can be a complicated answer for such a general question...
To make it simple, you can have one controller for each general purpose PLL you have in your device as each controller will use one general purpose PLL and PLLs can't be shared between controllers.
