Monday, December 01, 2025

RF IC Design Optimization- LNA


LNA

3.5 GHz LNA N7 (closed-form), N16,  share, slides Smith Chart in Optimizer, Smith Chart, Optimizer UI with synced sliders (closed-form), MNA Optimizer on Die 
schematic 0.6 – 6 GHz (Sub-6),slides, slides+

Optimized vs. Original (5 GHz), mdReality check (slides), md


schematic







running ngspice in Claude VM (findings, ill., also Cadence below, handout md)




initial parameters running MNA (findings, ill., handout md, detail md)




optimized parameters using MNA (share, handout md)




Use Cowork
analytical vs. MNA




auto-correction of model, auto-optimize parameters
until all specs pass




Cadence
Cadence files (slides) LNA approximationSpice vs Spectre PSS slides, PSS on LNA slides

AI 在IC設計的應用 Cadence AI-Powered Design Solutions

Design Space Optimization


PA Sub 6 GHz


Build Sub 6 GHz Power Amplifier Optimizer with Die Synced
Prompts, artifact (Closed-Form), artifact (MNA)





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