emc layout

EMC Design Considerations for PCB LayoutEMC Design Considerations for PCB Layout
Harry W. Gaul, P.E. EMC/TEMPEST Group General Dynamics Decision Systems
Harry.Gaul@gdds.com

General Dynamics Decision Systems

COPYRIGHT 2003 GENERAL DYNAMICS ALL RIGHTS RESERVED

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Why Worry About PCB Layout?


Signal Quality
- Overshoot/undershoot/ringing of signal and clock edges

Self-compatibility and S/N performance
- Inductive and capacitive crosstalk

Legal requirements for regulatory compliance
- Emissions, immunity, ESD

DO-160 and MIL-STD-461 contractual requirements

General Dynamics Decision Systems

COPYRIGHT 2003 GENERAL DYNAMICS ALL RIGHTS RESERVED

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This device complies with Part 15, Subpart B, Class B of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interfere