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Posted

I am laying out a board with multiple DINs and DOUTs. I'm pretty sure I can do this, but thought I'd ask ... can I connect unused DIN pins directly to the 5V rail with no resistor?

Posted

No, there shouldn't be a short circuit during power-on, because these pins are input-only (no drivers)

So: yes, just connect the unused inputs directly to 5V

Best Regards, Thorsten.

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