MOS Digital Integrated Circuits Objective Questions

Why MOSFET is preferred over BJT in IC components?

What is used to higher the speed of operation in MOSFET fabrication?

The full form of MOS is

What are the types of MOSFET devices available?

Which insulating layer used in fabrication of MOSFET?

Find the sequence of steps involved in fabrication of poly silicon gate MOSFET?

Step 1: Entire wafer surface of a Si3N4 is coated and is etched away with the help of mask to include source, gate and drain.
Step 2: The contact areas are defined using photolithographic process.
Step 3: Selective etching of Si3N4 and growth of thin oxide.
Step 4: The deposition of poly silicon gate.
Step 5: The growth of thick oxide is called field oxide and P implantation.
Step 6: The metallization and interconnection between substrate and source.

Which of the following plays an important role in improving device performance of MOSFET?

Critical defects per unit chip area is ________ for a MOS transistor.

MOS is being used in

A technique used to reduce the magnitude of threshold voltage of MOSFET is the