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Altera_Forum
Honored Contributor
15 years agoSetup Hold times for Cyclone IV Flops
Hi All, I have looked in Cyclone IV Handbook and did not find T'su or T'hold for the flops. Is this info available somewhere? Can I safely assume t'hold to be zero? I am also trying to ...
Altera_Forum
Honored Contributor
15 years agoHi kaz,
This won't synthesize... As a further precaution, I am re-timing both incoming data streams to 2x clk, when the 'enable' is high. This allows me to avoid sampling data on clk1x, while it is about to change.