8 Bits Gray Code Converter

1. 8 Bits Gray Code Converter By: Dawei Kou Flora Wu Linda Htay

2. Specification • 8 bits Gray Code Converter converts regular binary number to Gray code number • Clock frequency = 200 MHz • Power < 250mW@200MHz • No Metal 2

3. Design Method • 3 bits and 4 bits Gray Code Converter by K-map • Verify 8 bits input and 8 bits output in excel • Design XOR and DFF

4. XOR Schematic

5. XOR Layout

6. XOR LVS

7. XOR Post Extracted Simulation

8. Time Delay

9. Nand Schematic

10. Nand Layout

11. Nand LVS Report

12. Nand Post Extracted Stimulation

13. DFF Schematic

14. DFF Layout

15. DFF LVS Report

16. DFF Post Extracted Stimulation

17. Gray Code Converter Schematic XOR DFF

18. Gray Code Converter Cell XOR DFF

19. Gray Code Converter Layout

20. Gray Code Converter LVS

21. Post Extracted Simulation, Input

22. Post Extracted Simulation, Output

23. Conclusion • 8 bits Gray Code Converter • Clock frequency = 200 MHz • Power = 11.6mW@200MHz • Total Area = 103 * 470 um2 • No Metal 2