4-bit Grey Code Converter with Counter Lincoln Chin Dat Tran Thao Nguyen Tien Huynh

Specifications Function Convert from binary to grey code Count from binary 0-15 Run with 200MHz Clock Load capacitance of 50fF Power = Area = (388 x 245)um^2 = um^2

Design Flow Design Converter Truth Table K-maps XOR 4 input converter 4 output converter Design Counter Flip Flop XOR 4 input counter 4 output counter

Flow Chart Counter DFF XOR DFF XOR Converter XOR

DFF Layout

DFF Timing Delay Fall Time

DFF Timing Delay Rise Time

Converter Schematic

Converter Layout

Converter Test Vectors

Counter Schematic

Counter Layout

Counter Test Vectors

Binary to Grey code Converter Layout

Binary to Grey code Converter Post Extracted Layout

Binary to Grey Code Converter Test Vectors

DFF LVS Counter LVS

Binary to Grey code Converter LVS Grey Code Converter LVS

Conclusion Our circuit should Run with a 200M Hz clock Have a load capacitance of 50fF Convert from binary to grey code correctly Our 4-bit grey code converter with converter is functional.