Simulation and Optimization of Large Scale Multiport Power Supply Noise for 2.5D IC

With the continuous development of advanced chip packaging technology, the excellent performance of packaged core power supplies plays a crucial role in the efficient operation of the entire chip. Especially for large scale 2.5D IC with high performance, the design and optimization of their core power supplies pose significant challenges.This article mainly introduces the simulation and optimization of large scale multiport core power supply noise for 2.5D IC.Among them, it mainly involves the introduction of the full link PDN Z transfer impedance and the automatic optimization method of large-scale capacitors.