VLSI Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

VLSI Interview Questions

Questions Answers Views Company eMail

What happens to delay if we include a resistance at the output of a CMOS circuit?

Infosys,

1 13532

Give the expression for calculating Delay in CMOS circuit?

Infosys,

1 7593

what is charge sharing?

Intel,

2381

Why don?t we use just one NMOS or PMOS transistor as a transmission gate?

Infosys,

2 16226

Explain the working of differential sense amplifier?

1 6549

What happens if we use an Inverter instead of the Differential Sense Amplifier?

Infosys,

3314

What?s the critical path in a SRAM?

Infosys, Intel, Texas,

2 11679

What happens if we delay the enabling of Clock signal?

2372

What?s the difference between Testing & Verification?

Infosys,

6 30613

How can you model a SRAM at RTL Level?

Infosys,

5735

what is Latch up?How to avoid Latch up?

3 24729

What happens if we delay the enabling of Clock signal?

4 7241

Explain the Charge Sharing problem while sampling data from a Bus?

4732

Explain why & how a MOSFET works?

Infosys,

2 7126

Explain the various MOSFET Capacitances & their significance?

1 23446

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Un-Answered Questions { VLSI }

What is the function of tie-high and tie-low cells?

1089

Explain sizing of the inverter?

4427

Write a program to explain the comparator?

1156

How does Vbe and Ic change with temperature?

3518

Basic Stuff related to Perl?

2822

what are three regions of operation of MOSFET and how are they used?

1242

What are the steps required to solve setup and hold violations in vlsi?

1090

What transistor level design tools are you proficient with? What types of designs were they used on?

5070

what is the use of defpararm?

1150

Explain how MOSFET works?

3237

What types of high speed CMOS circuits have you designed?

2576

what is Slack?

1191

Why do we gradually increase the size of inverters in buffer design? Why not give the output of a circuit to one large inverter?

1298

What are the different measures that are required to achieve the design for better yield?

1218

What is Charge Sharing? Explain the Charge Sharing problem while sampling data from a Bus

1270

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