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Altera_Forum
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10 years ago

How to constrain a parallel bus from a PLL clock?

Hi. I have a couple of questions about the my design. Basically I have an FPGA which has a big data table which the values are readed and sent to an external DAC. The reading process and the DAC are ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Hi Frank,

if the path M9k + multiplier path is to long for your 100MHz period you have to add pipeline stage in the middle. That could be a FPGA FF or FFs from the M9k or from the DSP Block.

Dirk