Article ID: 000079879 Content Type: Troubleshooting Last Reviewed: 09/11/2012
Is there a specific order that ACEX® 1K devices should be powered down in order to avoid spikes on the I/O of the device?
BUILT IN - ARTICLE INTRO SECOND COMPONENT
Description Yes. Altera® recommends the VCCINT supply be powered down before the VCCIO supply to avoid any voltage spikes on the I/O pins.