CadStar 15 printed circuit board design software has a P.R.Editor that now supports impedance balanced routing.
Can route to Jedec standards and meet DDR3 performance specifications. Improved eye patterns include automatic measurement of eye height/width and setup/hold. Features in Power Integrity Advance include adjustable gridding for common-mode voltage maps, decoupling capacitor improvements, and a common user interface for result display in all signal integrity and power integrity analysis tools. GUI has ribbon-style navigation. Includes a panel for item properties that gives modeless operation in Design Editor and Library Editor.
Zuken, www.zuken.com/cadstar