signal integrity

Via placement and trace geometry significantly affect decoupling capacitor performance. This final installment of a three-part series presents conducted emissions measurements across six PCB via topologies, revealing how distance from the power-ground plane pair and via spacing impact EMC results.

Discover how PCB layout choices can dramatically alter S‑parameter measurements of high‑speed ESD protection devices—especially in the femtofarad range. Through 3D EM simulations and real‑world testing, this article reveals why accurate modeling and optimized test boards are essential for reliable high‑speed performance.

When your circuit misbehaves with unexplained noise and jitter, you're facing electromagnetic coupling. This practical guide walks engineers through identifying whether problems stem from differential or common mode issues, near-field or far-field effects, and provides a systematic debugging workflow to isolate sources, paths, and receivers—getting your design back on track.

By understanding the real-world applications and significance of EMI filters, engineers can design and implement effective solutions to manage electromagnetic interference across various industries, ensuring the smooth operation and compliance of electronic systems.

The authors evaluate the impact of capacitors and trace length on conducted emissions.

This article describes a laboratory experiment that shows the impact of the decoupling capacitors and a PCB trace length on the signal integrity in a CMOS inverter circuit.

This article describes a practical way to improve signal integrity of typical interfaces on the PCB when using external ESD devices.

This article addresses two very common questions involving two interrelated and specialized sub-fields within the realm of compliance engineering.

Discover the most important post-layout elements when selecting a SI/PI software simulation package.

This article briefly describes the most important pre-layout elements to look for when selecting a SI/PI software simulation package.