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Altera_Forum
Honored Contributor
Honored Contributorpower supply requirement
Hi, we are going to use FPGA EP4CGX50. In your AN 592: Cyclone IV Design Guidelines Device Power-Up topic (page 15) says '' Cyclone IV devices support power up or power down of the VCCINT, VC...
Altera_ForumHonored Contributor
Honored Contributor --- Quote Start --- Will this phase affect the FPGA powering up ? --- Quote End --- No. --- Quote Start --- Can you specify the importance of the phase shift ? --- Quote End --- It will signifcantly reduce the input current ripple of the converter. Sufficient bypassing at the input of the switch mode converter and filtering of the output voltages should be provided anyway.
