Working with the Overshoot - Falling Edge Design Rule on a PCB in Altium Designer
Created: 三月 17, 2022 | Updated: 三月 18, 2022
| Applies to version: 21
This document is no longer available beyond version 21. Information can now be found here: Overshoot - Falling Edge Rule for version 25
Rule category: Signal Integrity
Rule classification: Unary
Summary
This rule specifies the maximum allowable overshoot (ringing below the base value) on the falling edge of the signal.
Constraints
- Maximum (Volts) - the value for the maximum permissible overshoot on the falling edge of the signal.
How Duplicate Rule Contentions are Resolved
All rules are resolved by the priority setting. The system goes through the rules from highest to lowest priority and picks the first one whose scope expression matches the object(s) being checked.
Rule Application
Batch DRC and during Signal Integrity analysis.