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VLSI Interview Questions
Questions Answers Views Company eMail

How can you model a SRAM at RTL Level?

1 10793

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

2388

How to find the read failiure probablity in SRAM?

2 7253

What's the price in 1K quantity?

Wipro,

2782

Explain the usage of the shared SPI bus?

1 5520

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

nvidia,

7 20066

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 13521

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

3 17509

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

6 13174

What is interrupt latency?

3 11674

Have you studied buses? What types?

Intel,

1 5120

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 12360

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

Intel,

2352

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

Intel,

4698

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

Intel,

2164


Post New VLSI Questions

Un-Answered Questions { VLSI }

what is multiplexer?

1100


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

1167


If not into production, how far did you follow the design and why did not you see it into production?

2052


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

3091


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

3392


Explain the three regions of operation of a mosfet.

1037


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

2813


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

1016


Draw the SRAM Write Circuitry

1140


What is the difference between nmos and pmos technologies?

1060


Explain how binary number can give a signal or convert into a digital signal?

1070


What was your role in the silicon evaluation or product ramp? What tools did you use?

2258


Draw the Cross Section of an Inverter? Clearly show all the connections between M1 and poly, M1 and diffusion layers etc?

3331


Explain what is slack?

1017


Explain what is the use of defpararm?

1100