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Intel: Does the Arria® 10 CLKUSR pin require a clock connection even if it is not used for configuration?

Arria

Category: Specifications
tool:-
Device: Arria® 10


The Arria® 10 CLKUSR pin is also used for transceiver calibration and the external memory interface Hybrid Memory Cube (HMC).
The input clock is in the range of 100-125MHz.

If you don't use them, they can be used as GPIO pins.

Connect to GND if not used under all the above conditions.

Reference information
https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/dp/arria-10/pcg-01017.pdf
(Search for CLKUSR.)




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