CY25566 Spread Spectrum Clock Generator Features • • • • 25- to 200-MHz operating frequency range Wide range of spread selections (9) Accepts clock or crystal inputs Provides four clocks — SSCLK1a — SSCLK1b — SSCLK2 — REFOUT • Low-power dissipation — 3.
3V = 70 mW (typical @ 40 MHz, no load) • Center spread modulation • Low cycle-to cycle jitter • 16-pin SOIC package Applications • High-resolution VGA controllers • LCD panels and monitors • Printers and MFPs Benefits • Peak EMI reduction by 8 to 16 dB • Fast time to market • Cost reduction Block Diagram Pin Configuration REFOFF 2 300K 3 REFOUT Xin/ CLK 1 REFERENCE DIVIDER XIN/CLKIN REFOFF 1 2 16 15 XOUT SSCLK2 VSS PD CP Loop Fil...

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