说明：  20-Bit, Pin-Programmable, Low Power Sigma-Delta ADC Pin-programmable filter response Update rate: 10 Hz or 16.7 Hz Pin-programmable in-amp gain Pin-programmable power-down and reset Status function Internal clock oscillator Internal bridge power-down switch
(20-Bit, Pin-Programmable, Low Power Sigma-Delta ADC Pin-programmable filter response Update rate: 10 Hz or 16.7 Hz Pin-programmable in-amp gain Pin-programmable power-down and reset Status function Internal clock oscillator Internal bridge power-down switch)