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Altera_Forum
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9 years ago

ArriaV GZ RREF pins

Hi all, What happens if the RREF pins of ArriaV 5AGZME1EH29 are left opened.Does the VCCIO/VCCPD/VBAT pins take over current?
Altera_Forum's avatar
Altera_Forum
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9 years ago

i think no over current, but pll can not drive as expected. having jitter. tranceiver will have link issue. rref is reference register pin for pll and tranceiver.