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Altera_Forum
Honored Contributor
11 years agoGenerating 400MHz external clock (Cyclone V)
Hello, I'm trying to generate a 400MHz clock signal from my Cyclone V in order to drive the clock input for an external ADC, but I'm getting severe attenuation on the clock signal. Details: ...
Altera_Forum
Honored Contributor
11 years agoah_zhi02 is right. The Cyclone V PLL can support up to 667MHz clock output according to the device datasheet. Thus, there should not be issue achieving 400MHz output.