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Infosys VLSI Interview Questions

Questions Answers Views Company eMail

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

1090

Draw a 6-T SRAM Cell and explain the Read and Write operations

1231

Draw a transistor level two input NAND gate. Explain its sizing (a) considering Vth (b) for equal rise and fall times

1587

You have three adjacent parallel metal lines. Two out of phase signals pass through the outer two metal lines. Draw the waveforms in the centre metal line due to interference. Now, draw the signals if the signals in outer metal lines are in phase with each other

1504

What is Latch Up? Explain Latch Up with cross section of a CMOS Inverter. How do you avoid Latch Up?

1244

Draw a CMOS Inverter. Explain its transfer characteristics

1134

How does the size of PMOS Pull Up transistors (for bit & bit- lines) affect SRAM's performance?

1170

For an AND-OR implementation of a two input Mux, how do you test for Stuck-At-0 and Stuck-At-1 faults at the internal nodes? (You can expect a circuit with some redundant logic)

1224

For CMOS logic, give the various techniques you know to minimize power consumption

1347

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

1206

Draw the SRAM Write Circuitry

1138

Give the logic expression for an AOI gate. Draw its transistor level equivalent. Draw its stick diagram

1409

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

1239

For a NMOS transistor acting as a pass transistor, say the gate is connected to VDD, give the output for a square pulse input going from 0 to VDD

1391

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

1247

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Infosys VLSI Interview Questions

Infosys VLSI Interview Questions (46)

Un-Answered Questions

What is the main role in SharePoint 2016?

814

What is a PM round of interview? What do they ask?

3110

What will happen if I do disk cleanup?

858

Hi Team, this question is related to 3rd party. customer is given order for 20 materials and vendor delivered to customer only 10 material . As per my knowledge vendor invoice will be for 10 material and customer invoice will be for 10 material but my question is how billing quantity will change in sales order against which we have need to create customer invoice for 10 material only. what configuration we need to do for update sales order quantity for order related billing for customer. how vendor will deliver rest 10 material to close this order? could you please share your input with screen shot. Thanks in Advance.

1840

In which language apache is written?

865

Differentiate between operational datastage (ods) and data warehouse?

1116

What is html server?

754

What do you know about the manufacturing sector?

1023

What are object based securities and role based securities in MS CRM?

582

How to concatenate strings with perl?

798

What does sizeof function do?

1126

Explain while importing product or account data why we are populating bu_id?

820

What is an anchor tag?

782

What are the features of c#?

868

why should i give a job to you? what is your idol job? what are your strengths? how will be i was in next 5 years?

1936