Tz200 Spread-Spectrum Clocking
Tz200 FPGAs feature spread-spectrum clocking (SSC) with a modulation frequency from 30 kHz to 33 kHz and a modulation amplitude up to 0.5%.
Important: To use SSC, you must also enable
fractional feedback mode. Refer to "Programmable Duty Cycle and Fractional Feedback" in
the Topaz Interfaces User Guide.