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GLees's avatar
GLees
Icon for Contributor rankContributor
3 years ago

DDIO Input Speed Cyclone V vs. Cyclone 10GX

When I create a simple DDIO input for both the Cyclone V and Cyclone 10GX parts, the Cyclone V has an Fmax about twice the Cyclone 10GX. Cyclone V, Fmax ~ 400Mhz Cyclone 10GX, Fmax < 200...
AdzimZM_Altera's avatar
AdzimZM_Altera
Icon for Regular Contributor rankRegular Contributor
3 years ago

Hi Greg,


The EMIF interface required a lot of resources. This may not applicable to instantiate 8 interfaces in a design.


An Altera GPIO IP can support a maximum interface frequency of 300 MHz. This will limit the clock rate of the design.

This is the limitation of the IP itself.


Regards,

Adzim