申論題

5.計算題(10分) Figure P5 shows a possible realization of the folded cascode amplifier. All the MOSFETs have IV_Al = 5 V. Let / = 100 μA, and assume that the MOSFETs are operating at = 0.2 V. Assume the current sources are ideal. Please determine

5-1 (5 分) the output resistance