A power storage cell control device for measuring a voltage of each of a plurality of power storage cells with respect to a power storage module in which the plurality of power storage cells are connected to each other, the device comprising: a plurality of first analog-to-digital converters, ADCs, each of which has a voltage of a different one of the plurality of power storage cells of the power storage module as an input and is configured to output a first digital signal corresponding to the input; a plurality of first reference voltage portions that are provided to respectively correspond to the plurality of first ADCs and are configured to supply reference voltages used as a criterion for a conversion operation of the plurality of first ADCs, characterized by a second ADC configured to output a second digital signal corresponding to an input voltage; a second reference voltage portion configured to supply a reference voltage used as a criterion for a conversion operation of the second ADC; a selector configured to select a reference voltage supplied from any one of the plurality of first reference voltage portions, and to supply the selected reference voltage to the second ADC as the input voltage, the selector being connected to the plurality of first reference voltage portions; a voltage value acquirer configured to receive a plurality of first digital signals output from a group of the plurality of first ADCs, and to obtain respective voltage values of the plurality of power storage cells on the basis of the plurality of first digital signals; and a voltage value corrector configured to receive a second digital signal output from the second ADC, and to correct the respective voltage values of the plurality of power storage cells obtained by the voltage value acquirer, on the basis of correction data obtained from the second digital signal. a plurality of first analog-to-digital converters, ADCs, each of which has a voltage of a different one of the plurality of power storage cells of the power storage module as an input and is configured to output a first digital signal corresponding to the input; a plurality of first reference voltage portions that are provided to respectively correspond to the plurality of first ADCs and are configured to supply reference voltages used as a criterion for a conversion operation of the plurality of first ADCs, characterized by a second ADC configured to output a second digital signal corresponding to an input voltage; a second reference voltage portion configured to supply a reference voltage used as a criterion for a conversion operation of the second ADC; a selector configured to select a reference voltage supplied from any one of the plurality of first reference voltage portions, and to supply the selected reference voltage to the second ADC as the input voltage, the selector being connected to the plurality of first reference voltage portions; a voltage value acquirer configured to receive a plurality of first digital signals output from a group of the plurality of first ADCs, and to obtain respective voltage values of the plurality of power storage cells on the basis of the plurality of first digital signals; and a voltage value corrector configured to receive a second digital signal output from the second ADC, and to correct the respective voltage values of the plurality of power storage cells obtained by the voltage value acquirer, on the basis of correction data obtained from the second digital signal.