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Altera_Forum
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15 years ago

Help about the connection between IC of voltage 5V and cyclone II

Now I've got a cyclone II(3.3v in doc) device.But I've only got a 5V D-A IC.Can I connect them directly?especially output from 5V IC input foot of cyclone II(3.3V in document).I know the signal outpu...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

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Why? TLC2543 has maximum serial clock of 4 MHz.

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To tell the truth,I made my FPGA work at a clock of 50 MHz...I'm prefer higher speed~~~