VLSI Interview Questions
Questions Answers Views Company eMail

what is the difference between the TTL chips and CMOS chips?

555

what is verilog?

619

What are the different gates where boolean logic are applicable?

573

Explain why is the number of gate inputs to cmos gates usually limited to four?

986

Why does the present vlsi circuits use mosfets instead of bjts?

727

What is the main function of metastability in vsdl?

583

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

604

What are the different types of skews used in vlsi?

1 1232

What are the different design constraints occur in the synthesis phase?

652

What are the steps involved in preventing the metastability?

632

What are the changes that are provided to meet design power targets?

623

What are the various regions of operation of mosfet? How are those regions used?

571

Explain what is the depletion region?

603

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

598

What are the different ways in which antenna violation can be prevented?

642


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Un-Answered Questions { VLSI }

Explain about 6-T XOR gate?

713


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

874


Explain Cross section of a PMOS transistor?

728


what is the use of defpararm?

701


What are the various regions of operation of mosfet? How are those regions used?

571






Process technology? What package was used and how did you model the package/system? What parasitic effects were considered?

1762


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

756


What is Body Effect?

2020


Explain depletion region.

589


Design an 8 is to 3 encoder using 4 is to encoder?

842


what is a sequential circuit?

584


Write a program to explain the comparator?

662


6-T XOR gate?

3771


Cross section of a PMOS transistor?

4229


Implement a 2 I/P and gate using Tran gates?

3490