EZ Documentation system

Supports gate array, macro cell, standard cell and mixed macro/standard cell circuit layout

Standard cell rows can be horizontal or vertical.

Efficient floor planning.

Hierarchical 3-D placer

Clock tree synthesis during placement

Incremental placement and global routing

Data Path Placement

Circuit Synthesis During Placement

Synopsis Library Support featuring variable wire widths, custom vias, and an interactive mode

Compaction Based Area Routing

Interactive rip up and re-route mode

Programs & flows may be TCL scripted

X11 (X11R2-X11R6 inclusive) Tk-based graphics interface.

iRoute is an N-layer, grid-less, area router featuring variable wire widths, custom vias, and an interactive mode

Built-in design rule checker

Efficient timing driven placement

Parallel processing available for networks of workstations with linear speedup.