VLSI Interview Questions
Questions Answers Views Company eMail

How can you model a SRAM at RTL Level?

1 10448

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

2070

How to find the read failiure probablity in SRAM?

2 6865

What's the price in 1K quantity?

Wipro,

2592

Explain the usage of the shared SPI bus?

1 5124

How do you detect a sequence of "1101" arriving serially from a signal line?

nvidia,

7 19080

Suppose you have a combinational circuit between two registers driven by a clock. What will you do if the delay of the combinational circuit is greater than your clock signal? (You can't resize the combinational circuit transistors)

6 12475

What are set up time & hold time constraints? What do they signify?

3 16875

How do you detect if two 8-bit signals are same?

6 12224

What is interrupt latency?

3 11199

Have you studied buses? What types?

Intel,

1 4755

Have you studied pipelining? List the 5 stages of a 5 stage pipeline. Assuming 1 clock per stage, what is the latency of an instruction in a 5 stage machine? What is the throughput of this machine ?

Intel,

3 11840

For a single computer processor computer system, what is the purpose of a processor cache and describe its operation?

Intel,

2137

Explain the operation considering a two processor computer system with a cache for each processor.

Intel,

4511

What are the main issues associated with multiprocessor caches and how might you solve them?

Intel,

1959


Post New VLSI Questions

Un-Answered Questions { VLSI }

Draw the Layout of an Inverter?

2251


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

925


Help with VHDL programming. Write a VHDL code for a D-Latch with clear input ?? (Hint: Set up a “Process” with appropriate sensitivity list to get the desired D-Latch with Clr working.) Inputs AND OUTPUTS: entity Lab4b is Port ( Clr, Clk, D : in STD_LOGIC; Q : out STD_LOGIC); end Lab4b;

1297


What are the Factors affecting Power Consumption on a chip?

1017


How does Vbe and Ic change with temperature?

3206


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

800


How logical gates are controlled by boolean logic?

837


Explain what is the depletion region?

829


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

3139


Explain the working of Insights of a pass gate ?

895


How can you model a SRAM at RTL Level?

5488


Draw Vds-Ids curve for a MOSFET. Now, show how this curve changes with increasing transistor width.

1031


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

977


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

2366


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

947