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Lecture 1 Cascode

Lecture 1 Cascode. 7.2 The Basic Gain Cell 7.3 The Cascode Amplifier. Common Source (CS) Amplifier. A CS amplifier with a current source load. Practical Implementation of the CS amplifier. Increased Voltage Gain. A 2-step process (Norton Equivalent Circuit)

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Lecture 1 Cascode

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Presentation Transcript

  1. Lecture 1Cascode 7.2 The Basic Gain Cell 7.3 The Cascode Amplifier

  2. Common Source (CS) Amplifier

  3. A CS amplifier with a current source load

  4. Practical Implementation of the CS amplifier

  5. Increased Voltage Gain A 2-step process (Norton Equivalent Circuit) Determine the short circuit output current Determine the output resistance

  6. Determine Output Current

  7. Determining the Output Resistance of a Cascode Amplifier

  8. PMOS implementation of a cascode

  9. Use PMOS cascode as a load

  10. Double Cascodeing

  11. A Folded Cascode

  12. Bipolar Junction Transistor

  13. A Common Emitter (CE) Amplifier

  14. A BJT Cascode Amplifier

  15. Determining the output resistance of the BJT Cascode Amplifier

  16. Comparisons

  17. BiCMOSCascode

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