Voltage overdrive touch keep drain each will Voltage overdrive noise referred spectral Input referred voltage noise power spectral density vs. gate overdrive
Op-Amp: Input Offset Voltage Explained - YouTube
Op-amp: input offset voltage explained Operation with a common-mode input voltage Offset voltage input op amp

Op-Amp: Input Offset Voltage Explained - YouTube
Operation with a Common-Mode Input voltage - Keep In Touch

Input referred voltage noise power spectral density vs. gate overdrive