The Cadence OrCAD and Allegro 22.1 releases represent a significant evolution in Electronic Design Automation (EDA), focusing on extreme performance enhancements, high-speed design efficiency, and unified system-level collaboration. While OrCAD remains the most popular tool for schematic capture and general-purpose design, Allegro continues as the flagship platform for enterprise-level, high-complexity PCB layouts. Core Architecture and Unified Database
See official Cadence release notes and product datasheets for Cadence OrCAD and Allegro 22.1 for exact feature lists, patches, and compatibility.
OrCAD is widely recognized as the industry standard for schematic capture. The "Full" version of OrCAD 221 typically includes: