Designing and Analyzing High Frequency Interconnects

High frequency PCB designs carry a unique set of challenges due to concentration of signal power in a narrow bandwidth. To design high frequency interconnects, designers must consider an entire... [more]

PCB Design and Assembly Process Strategy for High Density CSP, WLP, 2D and 3D Semiconductor Package Technology

Topics covered: 1. BGA/CSP process technologies and standards; single die BGA and FBGA packaging, flip-chip and die-size package technologies, wafer level packaging (WLP), fan-out wafer-level... [more]

PC Board Grounding to Control Noise, EMI and Signal Integrity

When time-varying (AC) signals travel in the transmission lines of a board, state-changing electric and magnetic fields are present. These fields, when not controlled, are the source of noise and... [more]

Hair-Raising Footprint Horror Stories – and How to Avoid Them

When creating libraries, standards are crucial for maintaining consistency, accuracy, and reliability. Yet, even with rigid standards in place, mistakes inevitably creep into such a detail-oriented... [more]