Цитата(maksya @ Jul 13 2006, 16:49)

В HandBook'е на этот счет есть только одна фраза - "Maximum VCC rise time is 100 ms, and VCC must rise monotonically."
"Cyclone Device Handbook, Volume 1" - "Section IV. I/O Standards" - "8. Using Selectable I/O Standards in Cyclone Devices" - "Hot Socketing":
Цитата
"... The power supply ramp rates can range from 100 ns to 100 ms ..."
А вот для Cyclone II -
"from 100 µs to 100 ms"