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Altera_Forum
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17 years ago

Importance of Impedance Matching

Hello, I haven't done digital design since college and I'm still building up some general knowledge. Here's my situation: I'm doing a design with the MAX II and I would like to use our ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

If your traces are long some cm don't worry about undesired effects, take care about setting low output driving current (about 4-5mA is OK) and put a series resistor of 22ohm on the clock trace. At your frequency it will be enough.