VLSI Interview Questions
Questions Answers Views Company eMail

What is the difference between synchronous and asynchronous reset?

870

What is the difference between nmos and pmos technologies?

911

What is the function of enhancement mode transistor?

907

What are the different design techniques required to create a layout for digital circuits?

831

What is the purpose of having depletion mode device?

837

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

857

What are the steps involved in designing an optimal pad ring?

957

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

831

What are the different classification of the timing control?

896

What is the function of chain reordering?

841

In vlsi chip 1000s of transistors are dropped, specifically categorized. Which method is used to achieve this & how it is done practically?

802

What is look up table in vlsi?

778


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Un-Answered Questions { VLSI }

What is the main function of metastability in vsdl?

845


what is the use of defpararm?

952


what is Slack?

960


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

3063


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

1139


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

877


In the design of a large inverter, why do we prefer to connect small transistors in parallel (thus increasing effective width) rather than lay out one transistor with large width?

965


What are the ways to Optimize the Performance of a Difference Amplifier?

2113


Explain the three regions of operation of a mosfet.

858


How about voltage source?

2047


What is the critical path in a SRAM?

2936


What types of CMOS memories have you designed? What were their size? Speed?

4434


What are the Factors affecting Power Consumption on a chip?

1051


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

933


Explain the Working of a 2-stage OPAMP?

977