GND1VCC2GND3GND4VCC5VCC6ENCODE#7ENCODE8GND9VCC10GND11DGND12VDD13OR14D11(MSB)15D1016D917D818D719D620DGND21VDD22VDD23DGND24D525D426D327D228D129D0(LSB)30DGND31VDD32GND33GND34GND35VCC36VCC37GND38GND39GND40DNC41VCC42GND43VCC44VREFIN45VREFOUT46VCC47GND48AIN49AIN#50GND51VCC52