Multiple choice

In the following circuit employing pass transistor logic, all NMOS transistors are identical with a threshold voltage of 1V. Ignoring the body-effect, the output voltages at P, Q and R are,

  1. 4 V, 3 V, 2 V

  2. 5 V, 5 V, 5 V

  3. 4 V, 4 V, 4 V

  4. 5 V, 4 V, 3 V

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Correct option is (3).