Concept explainers
(a)
The transition points for the p-channel and the n-channel MOSFET.
To sketch: The voltage transfer characteristics.
To find: The value of the input voltage for the different values of the input output voltages.
(a)
Answer to Problem 16.32P
The value of the transition voltages are
Explanation of Solution
Calculation:
The given diagram is shown in Figure 1
The expression to determine the trans-conductance parameter for NMOS is given by,
Substitute
The expression to determine the trans-conductance parameter for PMOS is given by,
Substitute
The expression to determine the transition points
Substitute
The expression to determine the value of the voltage
Substitute
The expression to determine the value of the voltage
Substitute
The voltage transfer characteristics is shown below.
The required diagram is shown in Figure 2
The expression to determine the value of the input voltage is given by,
Substitute
The value of the voltage must be less than the supply voltage, thus the input voltage is
The expression to determine the value of the input voltage when the output voltage is more than
Substitute
Conclusion:
Therefore, the value of the transition voltages are
(b)
The transition points for the p-channel and the n-channel MOSFET.
To sketch: The voltage transfer characteristics.
To find: The value of the input voltage for the different values of the input output voltages.
(b)
Answer to Problem 16.32P
The value of the transition voltages are
Explanation of Solution
Calculation:
The expression to determine the trans-conductance parameter for NMOS is given by,
Substitute
The expression to determine the trans-conductance parameter for PMOS is given by,
Substitute
The expression to determine the transition points
Substitute
The expression to determine the value of the voltage
Substitute
The expression to determine the value of the voltage
Substitute
The voltage transfer characteristics is shown below.
The required diagram is shown in Figure 3
The expression to determine the value of the input voltage is given by,
Substitute
The value of the voltage must be less than the supply voltage, thus the input voltage is
The expression to determine the value of the input voltage when the output voltage is more than
Substitute
Conclusion:
Therefore, the value of the transition voltages are
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Chapter 16 Solutions
Microelectronics: Circuit Analysis and Design
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