VLSI DESIGN
UNIT- I
Introduction:
- Introduction to IC Technology–MOS transistors,
- NMOS, CMOS & BiCMOS fabrication processes
- Integrated Resistors and Capacitors
UNIT- II
Basic Electrical Properties:
- Basic Electrical Properties of MOS and BiCMOS Circuits:
- Ids-Vds relationships
- MOS transistor threshold Voltage Vt, gm, gds
- Figure of merit ωo;
- Pass transistor
- NMOS Inverter
- Various pull ups
- CMOS Inverter-analysis and design
- BiCMOS Inverters
- Power Dissipation
UNIT- III
- VLSI Circuit Design Processes,
Gate Level Design:
- VLSI Design Flow
- Stick Diagrams Layout
- Lambda based Design rules for wire , contacts and Transistors.
- Layout Diagrams for NMOS and CMOS Inverters and Gates
- Scaling of MOS circuits
- Design using Pass transistors and transmission gates
- Dynamic CMOS Logic and Domino CMOS Logic
UNIT- IV
- Data path Subsystems,
Array Subsystems:
- Subsystem Design
- Shifters,
- Adders- Ripple Carry,
- CLA CSA, ALUs,
Multipliers –
- Array Type
- Booth
- Wallace tree
- Parity generators,
- Comparators
- Zero/One Detectors
- SRAM, DRAM, ROM
UNIT- V
- Semicustom Integrated Circuit Design
IC Testing:
- PLAs,
- Programmable Array Logic
- FPGAs, CPLDs
- Standard cells design approach
- Need for Testing
- Test Principles
- Design Strategies for Test
- Chip Level Test Techniques
- System-Level Test Techniques
Unit 1 Notes
Twin Tub Process
Silicon on Insulator
Integrated Resistor and capacitor
CMOS Fabrication Steps
Processing Steps
BICMOS Fabrication Steps
UNIT - 2 Notes
MOS Transistor Theory
Figure of Merit
Pass Transistor Theory
Basic Electrical Properties
UNIT - 3 Notes
Scaling of MOS
Stick Diagram
MOS Layer
Layouts
Layout and Stick Diagram Example
For Better Understanding of layout and stick diagram refer YouTube videos
UNIT - 4 Notes
Arithmetic and logic unit and Multiplier
Ripple Carry Adder
Carry Look Ahead Adder
Counter
Data Path Subsystems
Parity Generator and Comparator
Whole Unit 4 PDF
UNIT - 5 Notes
Testing
Programmable Logic Array
Boundary Scan
BIST
Whole Units PDF
PDF -1 VLSI DESIGN Notes
PDF - 2 VLSI DESIGN Notes Written One
TEXTBOOK
TB By Dogulas. A Pucknel and Kamran Eshragain
MID EXAMINATION PAPERS
Some Frequently Repeated Questions Since from Previous Years
Unit - 5
1. What is VLSI Testing? What is the need for Testing? Explain.
2. What are System Level Test Techniques? Explain.
3.What is CMOS Testing and need for Testing? Explain.
4.Explain the Chip Level Test techniques in detail.
5.How PLAs are used to implement combinational and sequential logic circuits?
6.Architecture of FPGA in detail.
(b) Write a short note on PLA and PAL.
