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Altera_Forum
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12 years ago

Using VHDL to generate 20Mhz sine wave and visualizing with a 10bit DAC

Hi all. I want to generate a 20MHz sine wave in VHDL but have no clue of how to do it. Also, with a device like EP3C10E144C8N, is it possible to achieve that frequency? Also, I intend to use 10-bit o...
Altera_Forum's avatar
Altera_Forum
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12 years ago

I just mentioned, that the filter effort won't be much different for 100 MHz sampling frequency. You can calculate yourself, you get 80 MHz first image frequency versus 60 MHz 3 harmonic, with similar energy. So the difference is probably one more filter order.