Consider the circuit in Figure. The parameters of the driver transistors are VTND = 0.8 V and (W/L)D = 4, and those of the load transistors are VTNL = -1.2 V and (W/L)L = 1.
(a) If vI is a logic 1, determine the values of vO1 and vO2.
(b) Repeat part (a) if vI is a logic 0.