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

tandemLayerAbove

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

tandemLayerAbove 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 above to use for tandem shielding.

Examples

The following example specifies that Metal6 should be used for shielding Metal4 signal wires from above.

set_layer_constraint -constraint tandemLayerAbove -layer Metal4 -LayerValue Metal6

Related Topics

Mixed-Signal Routing Constraints


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