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

45RouteGridPitch

Sets the 45-degree spacing, edge-to-edge and in user units, between diagonal, 135-degree routing grids for the layer.

45RouteGridPitch Quick Reference

Constraint Type

Layer

Value Types

Value

Database Types

Design, Technology

Scope

design, foundry

Category

Routing

Value Type

45RouteGridPitch constraints have a Value that represents the pitch as a diagonal distance in user units.

Examples

This example sets the right diagonal routing grid pitch on Metal3 to 1.0 user units.

Format Example

Tcl

set_layer_constraint -constraint 45RouteGridPitch \
-layer Metal3 -Value 1.0

Virtuoso

routingGrids(
(rightDiagPitch "Metal3" 1.0)
)

Related Topics

Routing Constraints

clusterDistance

Specifies that pins less than or equal to this distance from each other on a multi-pin net are clustered together for strand routing.

clusterDistance Quick Reference

Constraint Type

Simple

Value Types

Value

Database Types

Design, Technology

Scope

design, foundry

Category

Routing

Value Type

Value

Specifies the cluster distance, in user units.

Required Parameters

None

Optional Parameters

None

Examples

Specifies that pins spaced less than or equal to 0.06 apart on a multi-pin net are clustered together for strand routing.

set_constraint -constraint clusterDistance -Value 0.06

Related Topics

Routing Constraints

strand_route


Return to top
 ⠀
X