Cycle times and frequencies

10 MHz = 100 ns

20 MHz = 50 ns

50 MHz = 20 ns

100 MHz = 10 ns

200 MHz = 5 ns

500 MHz = 2 ns

1 GHz = 1000 ps

2 GHz = 500 ps

5 GHz = 250 ps

10 GHz = 100 ps

20 GHz = 50 ps

50 GHz = 20 ps

100 GHz = 10 ps

200 GHz = 5 ps

500 GHz = 2 ps

1 THz = 1 ps