PRELIMINARY W195B Frequency Generator for Integrated Core Logic Features • Maximized EMI suppression using Cypress’s Spread Spectrum Technology • Low jitter and tightly controlled clock skew • Highly integrated device providing clocks required for CPU, core logic, and SDRAM • Two copies of CPU clocks • Nine copies of SDRAM clocks • Eight copies of PCI clock • One copy of synchronous APIC clock • Two copies of 66-MHz outputs • Two copies of 48-MHz outputs • One copy of selectable 24- or 48-MHz clock • One copy of double strength 14.
31818-MHz reference clock • Power-down control • I2C interface for turning off unused clocks SDRAM, APIC, 48MHz Output Skew: .
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250 ps PCI ...

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