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Overview
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Learn about proper connector pinout design in this 49-minute technical lecture from signal integrity expert Eric Bogatin. Explore the critical importance of ground pin allocation in connectors through detailed experimental demonstrations and real-world testing scenarios. Examine various ground pin configurations including single ground, multiple grounds, and alternating ground patterns while understanding their impact on signal integrity. Follow along with practical demonstrations showing what happens when ground pins are disconnected from either end of the connector and discover best practices for minimizing noise in your designs. Master essential concepts about ground return paths, signal integrity, and connector design fundamentals that are crucial for electrical engineers working on high-speed digital systems.
Syllabus
The problem
The test explained
Ground disconnected
One Ground pin
Noise with 1 GND for ALL pins
Every other wire GND
Noise with 1 GND per EACH PIN
Disconnecting GND from the first end
Disconnecting GND from the second end
Taught by
Robert Feranec