BQ76952: Cell voltage measurement accuracy can it be controlled within 5mV?

Under 2 V < VVC(x) - VVC(x-1) < 5 V, TA = 0°C

to 60°C, 1 ≤ x ≤ 16 condition, Cell voltage measurement  accuracy is 10 mV，

• What is the reason for this accuracy？

  • Whether the accuracy can be improved by filtering？