In the following problems, unless otherwise stated, assume Cox = 200 A/V², upCox 100 A/V², λ = 0, and VTH = 0.4 V for NMOS devices and -0.4 V for PMOS devices. 7.16. In the common-source stage of Fig. 7.49, W/L = 30/0.18 and λ = 0. (a) What gate voltage yields a drain current of 0.5 mA? (Verify that M₁ operates in saturation.) (b) With such a drain bias current, calculate the voltage gain of the stage. VDD = 1.8 V T Rp 2kQ Vout مـو = VinM₁ Figure 7.49

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PROBLEMS W
In the following problems, unless otherwise
stated, assume Cox = 200 μA/V², ppCox
100 A/V²,2 = 0, and VTH = 0.4 V for NMOS
devices and -0.4 V for PMOS devices.
7.16. In the common-source stage of Fig. 7.49,
W/L = 30/0.18 and λ = 0.
(a) What gate voltage yields a drain current
of 0.5 mA? (Verify that M₁ operates in
saturation.)
(b) With such a drain bias current, calculate
the voltage gain of the stage.
VDD = 1.8 V
I
Rp2kQ
Vout مـه
=
VinM₁
Figure 7.49
Transcribed Image Text:PROBLEMS W In the following problems, unless otherwise stated, assume Cox = 200 μA/V², ppCox 100 A/V²,2 = 0, and VTH = 0.4 V for NMOS devices and -0.4 V for PMOS devices. 7.16. In the common-source stage of Fig. 7.49, W/L = 30/0.18 and λ = 0. (a) What gate voltage yields a drain current of 0.5 mA? (Verify that M₁ operates in saturation.) (b) With such a drain bias current, calculate the voltage gain of the stage. VDD = 1.8 V I Rp2kQ Vout مـه = VinM₁ Figure 7.49
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