wizard
Member level 3
- Joined
- Mar 30, 2002
- Messages
- 66
- Helped
- 8
- Reputation
- 16
- Reaction score
- 5
- Trophy points
- 1,288
- Location
- China Mainland
- Activity points
- 421
Why substrates are not directly connected to VDD/GND? N+ is between n- and VDD. P+ is between p- and GND? Thanks.
https://en.wikipedia.org/wiki/File:Cmos_impurity_profile.PNG
https://en.wikipedia.org/wiki/File:Cmos_impurity_profile.PNG