DVDD1DGND2CLK3RESET4REFP0/GPIO05REFN0/GPIO16REFP17REFN18VREFOUT9VREFCOM10AIN0/IEXC111AIN1/IEXC212AIN4/IEXC/GPIO413AIN5/IEXC/GPIO514AING/IEXC/GPIO615AIN7/IEXC/GPIO716AIN2/IEXC/GPIO217AIN3/IEXC/GPIO318IEXC219IEXC120AVSS21AVDD22START23CS24DRDY25DOUT/DRDY26DIN27SCLK28