Assume that the threshold voltage of each mosfet is 1v the voltage at vout is
Answers
Concept:
In the pass transistor logic Vd = Vg - Vt
Given:
Threshold voltage Vt is 1 V
Find:
The output voltage Vout
Solution:
A number of logic families used in the design of integrated circuits are referred to as pass transistor logic (PTL).
By removing unnecessary transistors, it lowers the number of transistors needed to create various logic gates.
Instead of being employed as switches directly coupled to supply voltages, transistors are used as switches to transfer logic levels across circuit nodes.
While this minimises the number of active devices, it has the drawback of causing the voltage difference between high and low logic levels to narrow with time.
Vg2 = Vd1 = Vg1 - Vt
Vg2 = Vd1 = 3 - 1
Vg2 = Vd1 = 2
Vd2 = Vg2 - Vt = Vout
Vout = 2 - 1
Vout = 1
So to conclude with we can say that the V output is 1 Volt.
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