Mentor Graphics Pads Version History [updated]

| | Cons | |---------------------------------------------------|---------------------------------------------------| | Long file backward compatibility (PADS 9.x files open in VX/Pro) | Steep price increase after Siemens acquisition | | Scalable – from simple 2-layer to complex 20+ layer boards | Feature fragmentation across Standard/Plus/Pro | | Strong router (PADS Router / Allegro-like in Pro) | Some versions (VX.0–VX.1) had stability issues | | Excellent simulation integration (HyperLynx) | Documentation can be scattered across versions | | Still used by many contract manufacturers (CMs) | No native macOS/Linux version (Windows only) |

Early versions used proprietary .pcb and .ln file formats. Backward compatibility was minimal. mentor graphics pads version history

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 While high-end tools handled the aerospace and supercomputer

PADS (Personal Automated Design System) is a long-standing PCB design software suite that has evolved through several corporate ownerships, including , Innoveda , Mentor Graphics , and currently Siemens EDA . Ownership History & Major Milestones the automotive supplier

), spans over 30 years and transitions from a standalone desktop PCB design tool to a sophisticated suite integrated with high-end enterprise technology. Siemens Blog Network Origins and Early Acquisitions Early 1990s

For over three decades, the world of Printed Circuit Board (PCB) design has been dominated by a few key players: Cadence Allegro, Altium Designer, Zuken, and the subject of our deep dive— (Personal Automated Design Systems). While high-end tools handled the aerospace and supercomputer markets, PADS carved out a unique legacy. It was the tool for the everyman: the small consultancy, the automotive supplier, the embedded systems engineer, and the hardware startup.