EE220 2024 Noise Analysis and Simulation: Difference between revisions

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(Created page with "* '''Instructions''': This activity is structured as a tutorial with an activity at the end. Should you have any questions, clarifications, or issues, please contact your instructor as soon as possible. * At the end of this activity, the student should be able to: # Perform noise simulations using NGSPICE. == Activity 1: NMOS Noise == Bias a 0.8V SLVT NMOS transistor with <math>V_{GS}=0.4\mathrm{V}</math> and <math>V_{DS}=0.4\mathrm{V}</math>. For a width of <math>1\ma...")
 
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* '''Instructions''': This activity is structured as a tutorial with an activity at the end. Should you have any questions, clarifications, or issues, please contact your instructor as soon as possible.  
* '''Instructions''': This activity is structured as a tutorial with an activity at the end. Should you have any questions, clarifications, or issues, please contact your instructor as soon as possible.  
* At the end of this activity, the student should be able to:
* At the end of this activity, the student should be able to:
# Perform noise simulations using NGSPICE.
# Perform noise simulations using Cadence Spectre using the GlobalFoundries 22nm FDSOI design kit.


== Activity 1: NMOS Noise ==
== Activity 1: NMOS Noise ==
Bias a 0.8V SLVT NMOS transistor with <math>V_{GS}=0.4\mathrm{V}</math> and <math>V_{DS}=0.4\mathrm{V}</math>. For a width of <math>1\mathrm{\mu m}</math> and a length of <math>L_{\min}</math>:
Bias a 0.8V SLVT NMOS transistor with <math>V_{GS}=0.4\mathrm{V}</math> and <math>V_{DS}=0.4\mathrm{V}</math>. For a width of <math>1\mathrm{\mu m}</math> and a length of <math>L_{\min}</math>:
* What is the resulting DC drain current?
* What is the resulting DC drain current?
* What is the transistor's <math>g_m</math> and <math>V^*=\frac{2I_D}{g_m}</math>?

Revision as of 23:17, 7 October 2024

  • Instructions: This activity is structured as a tutorial with an activity at the end. Should you have any questions, clarifications, or issues, please contact your instructor as soon as possible.
  • At the end of this activity, the student should be able to:
  1. Perform noise simulations using Cadence Spectre using the GlobalFoundries 22nm FDSOI design kit.

Activity 1: NMOS Noise

Bias a 0.8V SLVT NMOS transistor with and . For a width of and a length of :

  • What is the resulting DC drain current?
  • What is the transistor's and ?