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why must Vcc ramp-up within 100us to 100ms?

Altera_Forum
Honored Contributor II
‎11-03-2009 01:54 AM
1,430 Views

for stratix II FPGA, why must Vcc ramp-up within 100us to 100ms? 

which kind of capacitance should I use?
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Altera_Forum
Honored Contributor II
‎11-03-2009 07:04 AM
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Do you have any indications, that your hardware does not meet the requirement?

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Altera_Forum
Honored Contributor II
‎11-03-2009 08:43 AM
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thank you for your reply. 

For my voltage source, It is possible to ramp-up from 0 to 4V at several uS. Must I slow the speed down?
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