What is the offset error (in LSBs) of the converter described in Problem 17.2 when the integrating opamp has an input-offset voltage of 20 mV? Repeat Problem 17.8, assuming that a parasitic...

What is the offset error (in LSBs) of the converter described in Problem 17.2 when the integrating opamp has an input-offset voltage of 20 mV?

Repeat Problem 17.8, assuming that a parasitic capacitance of is connected between the node at and ground. Is the final digital result affected?