GATE EC 2022: Digital Circuits Quiz 10

Which of following statement is correct regarding hazards ?

For TTL circuit

I_OH = 400 μA, I_1H = 40μA

I_OL = 16mA, I_IL = 2mA

Find the fan – out

A standard CMOS inverter is designed with equal rise and fall times (β_n = β_p). If the width of the PMOS transistor in the inverter is increased, what would be the effect on the Low Noise Margin (NM_L) and the High Noise Margin NM_H?

The CMOS circuit shown below implements the logic family

Which of following logic expression are shown

Consider the RTL gate shown below. The transistor parameters are  and . The logic high voltage is V_H = 3.5 V. If input drive the similar type of gate, then the fan out is………