W209CH - Frequency Generator for Integrated Core Logic with 133-MHz FSB - Cypress 数据手册 ( 数据表 )

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 clock
• Nine copies of SDRAM clock
• 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
• SMBus interface for turning off unused clocks