🧠 BSIM4 Compact Modeling & Device Simulation Suite

Links

Language	GitHub Pages 🌐	GitHub 💻
🇺🇸 English

This directory contains the BSIM4-based compact modeling and analysis tools included in SemiDevKit.

These modules provide:

✔ Automatic BSIM4 parameter extraction
✔ DC / AC / CV circuit simulation
✔ Device geometry scaling analysis
✔ Reliability degradation modeling (NBTI / HCI)

📁 Directory Contents

bsim/
├── Paramus/                    # BSIM4 model parameter extraction engine
│
├── bsim4_analyzer_dc/          # DC characteristics (Vg–Id / Vd–Id)
│
├── bsim4_analyzer_cv/          # AC/CV analysis (Vg–Cgg etc.)
│
├── bsim4_analyzer_dim/         # L/W scaling analysis
│
└── bsim4_analyzer_reliability/ # NBTI / HCI degradation simulation

🧩 BSIM4 / SPICE Analyzer Modules

No.	Module	Purpose	Input	Output	Pages	Repo
1	Paramus	BSIM4 parameter extraction engine	Physical parameters tox / Na / Vfb / μ₀ / L / W	BSIM4 model card (.model)	Pages	Repo
2	bsim4_analyzer_dc	DC characteristics analysis	BSIM4 model Vg / Vd sweep	Vg–Id / Vd–Id gm / ro	Pages	Repo
3	bsim4_analyzer_cv	CV characteristics analysis	BSIM4 model AC / bias conditions	Vg–Cgg / Cgs / Cgd	Pages	Repo
4	bsim4_analyzer_dim	L/W scaling analysis	BSIM4 model L / W sweep	Geometry scaling trends Short-channel effects	Pages	Repo
5	bsim4_analyzer_reliability	Reliability & aging simulation	Stress conditions NBTI / HCI	Vth shift Degraded I–V	Pages	Repo

🚀 How to Use

Example: Run DC analysis

cd bsim4_analyzer_dc/run
python run_vd.py
python run_vg.py

Example: Run reliability simulation

cd bsim4_analyzer_reliability
python run_nbti.py
python run_hci.py

📘 Documentation

Detailed tutorials and formulas are available in:

👉 https://samizo-aitl.github.io/SemiDevKit/

👤 Author

Item	Details
👨‍🔬 Name	Shinichi Samizo
💻 GitHub	Samizo-AITL

📄 License

Component	License	Notes
💻 Source Code	MIT License	Free use / modification
📄 Text Materials	CC BY 4.0 / CC BY-SA 4.0	Attribution required
🎨 Figures & Diagrams	CC BY-NC 4.0	Non-commercial only
🔗 External References	Original license	Proper citation required