MGTs are driven from The IDT clock crossbar; they get a 1.5V (3V diff) voltage which is higher than the MGT quad supply. IDT can have the output termination enabled which partially solves the issue. but there should be a resistor at the output which reduces the swing.
MGTs are driven from The IDT clock crossbar; they get a 1.5V (3V diff) voltage which is higher than the MGT quad supply. IDT can have the output termination enabled which partially solves the issue. but there should be a resistor at the output which reduces the swing.