Week9, Lecture1: High-speed design
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Table of Contents
High-speed design
What is high-speed design?
Abstractions in digital design
Definition of “high speed”
When wire isn’t...
Ringing and reflections
Transmission-line model
Some definitions
Microstrip: Wire over a plane
Stripline: Wire sandwiched between planes
Loading a line
When is a wire a wire?
What if we violate the limit?
Terminating transmission lines: Option1
Terminating transmission lines: Option2
Terminating transmission lines: Option3
Driving multiple loads using option3
Terminating transmission lines: Option4
Issues
A more conservative rule
Back of the envelope calculations
Ground planes
Tips for high-speed design
Tips for high-speed design (con’t)
Author:
Chris Diorio
Email:
diorio@cs.washington.edu
Home Page:
http://www.cs.washington.edu/education/courses/467/99au/