EC > GATE 2015 SET-3 > MOSFET Circuits
In the circuit shown, both the enhancement mode NMOS transistors have the following characteristics: kn = μn Cox(W/L) = 1 mA/V2; VTN = 1V. Assume that the channel length modulation parameter λ is zero and body is shorted to source. The minimum supply voltage VDD (in volts) needed to ensure that transistor M1 operates in saturation mode of operation is __________.
Correct : 3
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