ECE 637 - Digital CMOS Integrated Circuits
Instructor
Professor Manoj Sachdev
Calendar Description
Design of CMOS digital integrated circuits at the transistor level. Related topics include MOSFET switch and I-V models, logic gate design, transistor sizing, interconnect parasitics, gate delay, timing design, logical effort, static and dynamic logic families, arithmetic structures, latch and flip-flop elements, memory cells and arrays, and input/output circuitry.
Prerequisite
ECE 445 - Integrated Digital Electronics
Detailed Description
-
MOS
Transistor
-
Review
(Lecture
hours:
5)
- Static behavior
- Parasitic capacitances and dynamic behavior
- Short channel effects
- Concept of scaling and trends
- SPICE MOS models
- Process variations and process impact
-
MOS
Inverter
(Lecture
hours:
5)
- Properties
- Static behavior – switching threshold, Noise margin
- Dynamic behavior – capacitance, propagation delay
- Power, energy consumption and power-delay, energy-delay products
- Layout considerations/design rules
-
CMOS
Combinational
Circuits
(Lecture
hours:
5)
- Implementation styles Static, ratioed, pass transistor, CPL, dynamic logic
- Signal integrity issues in dynamic circuits
- Cascading of dynamic circuits
- Logic styles for low power & high performance applications
-
CMOS
Sequential
Circuit
(Lecture
hours:
5)
- Timing metrics for sequential circuits
- Static and dynamic sequential flip-flops and latches
- High speed pipeline circuits
-
CMOS
Arithmetic
Circuits
(Lecture
hours:
7)
- Adder, circuit and architectures
-
Interconnect
Parasitics
(Lecture
hours:
4)
- Capacitive parasitics, modeling, cross talk
- Resistive parasitics, modeling, IR drop, electromigration
- Inductive parasitics, transmission line effects
-
Timing
Issues
in
Digital
Circuits
(Lecture
hours:
5)
- Single-phase and two-phase clocking
- Clock skew and jitter
- Clock generation and distribution
- Self-timed circuit design
- Synchronizers & arbiters
Total lecture hours: 36
Text Book
Digital Integrated Circuit: A Design Perspective, Jan Rabaey, A. Chndrakasan, and B. Nikolic, 2nd Edition, Printice Hall, ISBN 0-13-090996-3.
Project
A group IC design project is an essential component of this course. The project involves transistor-level digital circuit design, simulation and layout.