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CMOS Inverter Basics

Complementary MOS, voltage transfer characteristic, noise margins.

Darshan N
Updated: 19 March 2026
9 min read

CMOS Inverter Basics

Test your understanding of CMOS inverter operation, voltage transfer characteristics, and noise margins.

Question 1 of 3

Q1.In a CMOS inverter with VDD = 5 V and matched transistors (VTN = |VTP| = 1 V, kn = kp), what is the switching threshold voltage VM?