Mentor gradually rebranded the software from PowerPCB to simply "PADS Layout" and "PADS Logic," standardizing version numbering into the 9.x lifecycle.
Mentor dropped the "9" naming and moved to "VX."
The software gained popularity for its ease of use on desktop PCs. During this era, PADS acquired critical technologies like (1997) for signal integrity and The company was sold to , a joint venture involving ViewLogic. The Mentor Graphics Era (2001–2016)
In 2002, Mentor Graphics acquired PADS Software Inc. The acquisition aimed to bridge the gap between Mentor’s high-end enterprise tools (like Board Station and Expedition) and the mainstream desktop market.
More flexibility in layout constraints.
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In 2002, Mentor Graphics acquired Innoveda (which had previously acquired PADS Software Inc.). This acquisition marked the beginning of PADS' integration with enterprise-level EDA technologies. PADS 2005 / 2007
Introduced a centralized Constraint Manager shared dynamically between schematic and layout.
Built on the classic PADS layout engine, the VX series overhauled the user interface and centralized library management. mentor graphics pads version history
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Starting with VX 2.2 in 2019, the product line officially separated into Standard, Standard Plus, and Professional editions. The VX 2.x series saw regular quarterly updates, with VX 2.10 (2021) being notable as the first version rebranded under Siemens ownership.
Mentor Graphics PADS Version History: The Evolution of PCB Design
: Headquartered in Marlborough, MA, the company grew rapidly, becoming a primary competitor to early leaders like PCAD and Calay Systems. Mentor gradually rebranded the software from PowerPCB to
As operating systems evolved, PADS moved away from its DOS roots to support the graphical user interfaces of Windows, becoming a staple for small design bureaus. Acquisition and the Innoveda Years: 1997–2001
The platform's progression can be divided into four primary eras: its independent origins, the Mentor PADS 2005/2007 generations, the integrated PADS 9.x suites, and the modernized PADS VX ecosystem managed under Siemens.
The definitive migration to Windows 95/98/NT. It featured a fully graphical user interface, standard Windows pull-down menus, and macro automation.