
8.68 The cascode amplifier of Fig. 8.31 is operated at a current of 0.2 mA with all devices operating at |VOV| = 0.25 V. All devices have |VA| = 4 V. Find gm1, the output resistance of the amplifier, Ron, the output resistance of the current source, Rop, the overall output resistance, Ro, and the voltage gain, Av. 1.6 mA/V; 640 kΩ; 640 kΩ; 320 kΩ; −512 V/V
8.68 The cascode amplifier of Fig. 8.31 is operated at a current of 0.2 mA with all devices operating at |VOV| = 0.25 V. All devices have |VA| = 4 V. Find gm1, the output resistance of the amplifier, Ron, the output resistance of the current source, Rop, the overall output resistance, Ro, and the voltage gain, Av. 1.6 mA/V; 640 kΩ; 640 kΩ; 320 kΩ; −512 V/V