Enrico 发表于 November 5, 2020
Reverse cut off to prevent backflow.
Fabrizio 发表于 November 5, 2020
This feels like a potential conversion effect.
Robinson 发表于 November 5, 2020
5V and 3.3V level conversion.
West 发表于 November 5, 2020
OPEN DRAIN Potential conversion.
