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Altera_Forum's avatar
Altera_Forum
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16 years ago

Fast POR on Cyclone 3

Hi, The databook for the Cyclone 3 indicates that by driving various combination of Vcc/GND on msel pins I can select between fast POR (power on reset) and standard POR times. Are there any des...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

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voltage supply ramp times have to be according to the setting for the POR times.

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Do You mean, that:

1). power supplies with fast ramp times are more expensive, than with slow ramp times?

2). if FPGA configuration with standard POR is chosen, then the designer can save money using cheaper power supplies with slower ramp times?