MOSFET cascode current mirror shown in Figure 2 have the following parameters: 160 MA VIN-0.6 V Cox.

MOSFET cascode current mirror shown in Figure 2 have the following parameters: 160 MA VIN-0.6 V Cox L = 1 m 1 = 10 V-1 va The width for M, and M3 is 4um, while M, and Me is 40um. The reference current Irgy is 20 μΑ. a) Determine the output current Io. (5 mark: b) Find the value of gate voltage, Va and Vox, of transistor M2 and Me (5 Marks) c) Find the values of small signal parameter, transconductance (m) and output resistance (ro) of transistor M2 and Ms. (5 Marks) d) Given that Ro is the output resistance looking into the current mirror. Draw the AC small signal equivalent circuit, derive and solve the value of Ro. (10 marks)