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Phase Locked Loop Design for VCO Voltage Control

Explore specifications, VCO variations, PFD, charge pump, divider, and layout in developing a Phase Locked Loop for VCO control. Analyze simulation results at schematic and layout levels post-simulation.

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Phase Locked Loop Design for VCO Voltage Control

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Presentation Transcript

  1. EE 597G/CSE 578A Final Project    Phase Locked Loop Han-Wei Chen & Ming-Wei Liu

  2. Outline • Specification • VCO • PFD • Charge Pump • Divider • Layout • Post-Sim

  3. PLL Spec

  4. Voltage Control Oscillator

  5. VCO -- Ring Oscillator

  6. VCO – Delay Cell

  7. VCO

  8. VCO Layout

  9. VCO Post-Sim

  10. Phase Frequency Detector

  11. PFD

  12. PFD

  13. Charge Pump

  14. Charging

  15. Discharging

  16. Divider

  17. Divider

  18. Simulation Results – Schematic Level

  19. Overall Layout

  20. Layout

  21. Post-Sim

  22. END~

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