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Altera_Forum
Honored Contributor
14 years agoundesired sidebands on Cyclone IV E PLL output
I am using a PLL in a Cyclone IV E. I have a 20 MHz oscillator connected to a clock-input pin. I am trying to get 200 MHz as the output. For the design, I am using only an ALTPLL megafunction bloc...
Altera_Forum
Honored Contributor
14 years ago --- Quote Start --- Ah, good old Jim Williams. Miss that guy. I can't post links, so just google jim williams application note 101 Great article. --- Quote End --- The very App note I was talking about http://cds.linear.com/docs/application%20note/an101f.pdf Nial