EM-Plugs
Enabling Accurate RF Digital Twins

From Sinan Alemdar, Product Applications Engineer, and Gokhan Karaova, Product Applications Engineer 8 min Reading Time

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Analog Devices introduces EM-Plug to overcome the limits of S-parameters and enable accurate RF digital twins.

(Source:  Vlad Aivazovsky on Pixabay)
(Source: Vlad Aivazovsky on Pixabay)

In today’s high frequency RF ICs, a digital twin has become essential to accurately predict real-world device behavior. Although S-parameters remain the standard approach for RF characterisation, they cannot accurately represent substrate-dependent behavior because chip-to-PCB transition lies behind the reference plane, leaving a fundamental blind spot in RF analysis. To address this gap, Analog Devices is introducing the new simulation model approach called EM-Plug, which provides a practical path toward creating an accurate electromagnetic (EM)-based digital twin of an RF IC. EM-Plug models are light weight, modular, and specifically designed to capture chip-to-PCB transition effects with high fidelity, significantly reducing design and simulation cycle times.