9EPRS525中文资料56-Pin CK505 Derivative for Embedded Systems数据手册Renesas规格书

描述 Description

9EPRS525 is compliant Intel CK505 Yellow Cover specification. This clock synthesizer provides a single chip solution for Intel desktop chipsets. 9EPRS525 is driven with a 14.318MHz crystal. It also provides a tight ppm accuracy output for Serial ATA and PCI-Express support.

特性 Features

• 2 - CPU differential low power push-pull pairs
• 7 - SRC differential push-pull pairs
• 1 - CPU/SRC selectable differential low power push-pull pair
• 1 - SRC/DOT selectable differential low power push-pull pair
• 1 - SRC/SE selectable differential push-pull pair/Single-ended outputs
• 5 - PCI, 33MHz
• 1 - USB, 48MHz
• 1 - REF, 14.318MHz
• CPU outputs cycle-cycle jitter < 85ps
• SRC output cycle-cycle jitter < 125ps
• PCI outputs cycle-cycle jitter < 250ps
• +/- 100ppm frequency accuracy on all outputs
• SRC outputs meet PCIe Gen2 when sourced from PLL3
• Supports spread spectrum modulation, 0 to -0.5% down spread
• Supports CPU clks up to 400MHz
• Uses external 14.318MHz crystal, external crystal load caps are required for frequency tuning