Integrated Circuits and Systems group, IIT Madras

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EE5311: Digital IC Design (Aug-Nov 2019)

Instructors

Classroom

  • CS-25

Schedule

  • G-slot
  • M(12:00-12:50 PM)
  • Th(10:00-10:50 AM)
  • F(09:00-09:50 PM)

Extended Tutorial

  • W (4:00 - 5:40 PM) @ ESB-127

Evaluation

  • Assignments: 10%
  • Quiz 1: 15%
  • Quiz 2: 15%
  • End Semester Exam: 40%
  • Project - 20%

Simulation

Reference Text Books

All lecture notes available here are based on the following text books.

  • Digital Integrated Circuits Jan M. Rabaey, Anantha Chandrakasan and Borivoje Nikolic 2nd Edition, Prentice Hall India
  • CMOS VLSI Design, Neil H.E. Weste, David Harris and Ayan Banerjee, 3rd Edition, Pearson Education

Module 6 (Adders and Multipliers) alone uses some extra material from

Learning Objectives

(What the students should be able to do after the course)

  • Characterize the key delay quantities of a standard cell
  • Evaluate power dissipated in a circuit (dynamic and leakage)
  • Design a circuit to perform a certain functionality with specified speed
  • Identify the critical path of a combinational circuit
  • Convert the combinational block to pipelined circuit
  • Calculate the maximum (worst case) operating frequency of the designed circuit

Module-0 - Introduction

  • Motivation
  • Chip design complexity
  • Design Flow

Lecture Slides

Module-1 - The Transistor

Learning Objectives:

  1. Explain short channel effects(SCE) like Drain Induced Barrier Lowering, Gate Induced Drain Leakage, Sub-threshold leakage, Channel length modulation
  2. Derive the equation for ON current of a CMOS transistor with first order SC
  3. Estimate various capacitance values for a transistor
  4. Estimate the equivalent ON resistance of a transistor

Contents:

  1. Silicon and Doping
  2. P-N Junction
  3. CMOS Transistor
  • Threshold Voltage
  • ON Current
  • Channel length modulation
  • Velocity saturation
  • Sub-threshold leakage
  • Drain Induced Barrier Leakage
  • Gate Induced Drain leakage
  • (Reverse) Short Channel Effect
  • Other leakage mechanisms
  • Capacitance
  • Resistance

Lecture Slides