what is multiplexer?

1172

Explain what is slack?

1081

In a SRAM layout, which metal layers would you prefer for Word Lines and Bit Lines? Why?

4135

Approximately, what were the sizes of your transistors in the SRAM cell? How did you arrive at those sizes?

1152

What does it mean “the channel is pinched off”?

1360

If the current through the poly is 20nA and the contact can take a max current of 10nA how would u overcome the problem?

1129

How do you size NMOS and PMOS transistors to increase the threshold voltage?

3036

Mention what are the different gates where Boolean logic are applicable?

1136

Draw the Differential Sense Amplifier and explain its working. Any idea how to size this circuit? (Consider Channel Length Modulation)

1374

If an/ap = 0.5, an/ap = 1, an/ap = 3, for 3 inverters draw the transfer characteristics?

2512

For CMOS logic, give the various techniques you know to minimize power consumption

1416

What is the difference between the mealy and moore state machine?

1128

Explain the operation of a 6T-SRAM cell?

4518

For a NMOS transistor acting as a pass transistor, say the gate is connected to VDD, give the output for a square pulse input going from 0 to VDD

1465

You have a driver that drives a long signal & connects to an input device. At the input device there is either overshoot, undershoot or signal threshold violations, what can be done to correct this problem?

2676