Research Article
A 3.9 μs Settling-Time Fractional Spread-Spectrum Clock Generator Using a Dual-Charge-Pump Control Technique for Serial-ATA Applications
Figure 20
Measurement result of the output signal frequency modulated by triangular signal. Modulation frequency is 31.5 kHz and modulation deviation is from +50~−4259 ppm at 1.5 GHz.