Consider the following circuit below, assume V₁ = 1.2 V and k = 0.5 mA/V². th a. Determine I (in mA), VGs (in V) and VDs (in V). Express your answers in GS DS terms of three significant figures. b. What is the mode of operation of the MOSFET? Verify your answer. 5V R₂ = 8.2k R₁ = 50kn R3 = 4.7k -5V Below is an example of an NMOS logic circuit. For all of the MOSFETS in the circuit below, assume V = 1 V and k = 50 mA/V². th 5V 5V R₂ = 5600 R₁ = 4700 M₂B C. Indicate and verify the state of each MOSFET and Vfor the following input combinations. Fill-out the table below for each assumed state of the MOSFET for every input combination. Use R approximation for linear operation and three significant ds(on) figures for the voltages. Example: M1 is assumed to be in saturation. If Vgs = 2 V, Vds = 4V, Vds > Vgs - Vth 4>2-1 4> 1 (ok) Vgs > Vth (2>1) A B M1 state M2 state M3 state V. OV OV 5 V OV What kind of logic circuit is implemented in the circuit above? d. #tor M₁ www. om mo M3 V

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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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th
Consider the following circuit below, assume V₁ = 1.2 V and k = 0.5 mA/V².
Determine I (in mA), VGs (in V) and VDs (in V). Express your answers in
a.
GS
DS
terms of three significant figures.
b.
What is the mode of operation of the MOSFET? Verify your answer.
5V
R₂ = 8.2k
R₁ = 50kn
R3 = 4.7k
-5V
Below is an example of an NMOS logic circuit. For all of the MOSFETS in the circuit below,
assume V = 1 V and k = 50 mA/V².
th
5V
5V
R₂ = 5600
R₁ = 4700
not
A M₁
M₂B
C.
Indicate and verify the state of each MOSFET and V for the following input
combinations. Fill-out the table below for each assumed state of the MOSFET for every
input combination. Use R approximation for linear operation and three significant
ds(on)
figures for the voltages.
Example:
M1 is assumed to be in saturation.
If Vgs = 2 V, Vds = 4V,
Vds > Vgs - Vth
4>2-1
4> 1 (ok)
Vgs > Vth (2>1)
A
B
M1 state
M2 state
M3 state
Vo
OV
OV
5 V
OV
What kind of logic circuit is implemented in the circuit above?
d.
www.
mo
M3
V
Transcribed Image Text:th Consider the following circuit below, assume V₁ = 1.2 V and k = 0.5 mA/V². Determine I (in mA), VGs (in V) and VDs (in V). Express your answers in a. GS DS terms of three significant figures. b. What is the mode of operation of the MOSFET? Verify your answer. 5V R₂ = 8.2k R₁ = 50kn R3 = 4.7k -5V Below is an example of an NMOS logic circuit. For all of the MOSFETS in the circuit below, assume V = 1 V and k = 50 mA/V². th 5V 5V R₂ = 5600 R₁ = 4700 not A M₁ M₂B C. Indicate and verify the state of each MOSFET and V for the following input combinations. Fill-out the table below for each assumed state of the MOSFET for every input combination. Use R approximation for linear operation and three significant ds(on) figures for the voltages. Example: M1 is assumed to be in saturation. If Vgs = 2 V, Vds = 4V, Vds > Vgs - Vth 4>2-1 4> 1 (ok) Vgs > Vth (2>1) A B M1 state M2 state M3 state Vo OV OV 5 V OV What kind of logic circuit is implemented in the circuit above? d. www. mo M3 V
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