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Rahul_S_Intel1
Frequent Contributor
6 years agoHi ,
Can you please check the upstream PLL ( that is the pll driving the ATX pll) you have the option provided as cascade.
JESD user guide
https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/ug/ug-design-ex-jesd204b.pdf