Industry White Paper
HDI Deconstructed
Learn the fundamentals of High-Density Interconnect (HDI) PCB design, including microvias, stackup strategies, material selection, signal integrity, reliability, and manufacturability considerations. Download this guide to understand the design and fabrication principles behind successful HDI implementations.

Guide Overview
As electronic devices become smaller, faster, and more complex, High-Density Interconnect (HDI) technology has become a critical enabler of modern PCB design. This guide explores the key design and manufacturing considerations behind HDI, helping engineers balance performance, reliability, and manufacturability. Topics include microvia design and reliability, stackup optimization, material selection, signal integrity, power integrity, and EMI performance.
This guide also examines stacked versus staggered microvias, thermal management, fabrication constraints, cost tradeoffs, and common manufacturability risks. Learn proven best practices for reducing design challenges, improving yield, and maximizing board density without compromising performance.
Download the design guide to discover how HDI technology can help you optimize routing density, enhance signal integrity, improve product reliability, and successfully deliver next-generation electronic designs. For more information on how to design and validate advanced HDI PCBs, visit the Allegro X product page and discover how Cadence helps engineers design with confidence.