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CY25901

Part Number	CY25901
Manufacturer	Cypress Semiconductor
Description	Spread Spectrum Clock Generator
Published	Sep 23, 2005
Detailed Description	CY25901 Spread Spectrum Clock Generator Features • • • • • • • Supports clock requirements for Spread Spectrum 40-MHz S...
Datasheet	CY25901 PDF File

Overview

CY25901 Spread Spectrum Clock Generator Features • • • • • • • Supports clock requirements for Spread Spectrum 40-MHz Spread Spectrum clock output Reference clock output Two spread bandwidths: 1%, 3% External clock or Cera-Lock input 3.
3V operation 8-pin SOIC package Description The CY25901 clock generator provides a low-electromagnetic interference (EMI) clock output.
It features Spread Spectrum technology, a modulation technique designed specifically for reducing EMI at the fundamental frequency and its harmonics.
Table 1.
Function Table CLKOUT (Spread Spectrum) SSSEL 0 1 X (don’t care) SSON 0 0 1 REFOUT XIN XIN XIN CY25901SC = XIN ± 0.
35% (0.
7% center) = XIN ± 1.
20% (2.
4% center) = XIN...

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CY25901 Spread Spectrum Clock Generator - Cypress Semiconductor

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