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Altera_Forum's avatar
Altera_Forum
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15 years ago

Unused Stratix IV Transceivers

Do I need to power the right side transceivers if I'm only using the left side? I've checked the pin guidelines and it appears that I have to power them even if I'm not using them? If I have to p...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

I would still power them. Now do you need the beads? I would say no for the sake of the unused transceivers. The question I would wonder about is what noise if any those power rails would kick back onto your power supply (which is likely feeding the transceivers on the other side of the chip). You would think that if they weren't being used, it wouldn't be a problem. Have you asked your FAE to look into it?