CH2B1CH2A2CH1B3CH1A4AVDD5REFIN6REFOUT7AGND8D11(MSB)9D1010D911D812D713D614D515D416DVDD17DGND18D319D220D1/A321D0/A2(LSB)22A123A024CLK25CS#26WR#27RD#28CONVST#29INT#30AVSS31CH4A32CH4B33CH3A34CH3B35AGND36