Product Documentation
Virtuoso Space-based Router Constraint Reference
Product Version IC23.1, June 2023

tandemLayerBelow

Specifies the layer below the given signal wire layer that should be used for tandem shields.

tandemLayerBelow Quick Reference

Constraint Type

Layer

Value Types

LayerValue

Database Types

Design, Technology

Scope

design, foundry

Category

Mixed Signal Routing

Value Type

LayerValue

Specifies the layer below to use for tandem shielding.

Examples

This example specifies that Metal2 should be used for shielding Metal4 signal wires from below.

set_layer_constraint -constraint tandemLayerBelow -layer Metal4 -LayerValue Metal2

Related Topics

Mixed-Signal Routing Constraints


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