932SQ420D - IDT

932SQ420D PCIE GEN 2/3 & QPI CLOCK

The 932SQ420D is a main clock synthesizer for Romley-generation Intel based server platforms. The 932SQ420D is driven with a 25 MHz crystal for maximum performance. It generates CPU outputs of 100 or 133.33 MHz. Recommended Application CK420BQ Output Features • 4 - HCSL CPU outputs • 4 - HCSL Non-Spread SAS/SRC outputs • 3 - HCSL SRC outputs • 1 - HCSL DOT96.

Features

• 4 - HCSL CPU outputs
• 4 - HCSL Non-Spread SAS/SRC outputs
• 3 - HCSL SRC outputs
• 1 - HCSL DOT96 output
• 1 - 3.3V 48M output
• 5 - 3.3V PCI outputs
• 1- 3.3V REF output Block Diagram Features/Benefits
• 0.5% down spread capable on CPU/SRC/PCI outputs/Lower EMI
• 64-pin TSSOP and MLF packages/Space Savings Key Specifications
• Cycle to cycle jitter: CPU/SRC/NS_SRC/NS_SAS < 50ps.
• Phase jitter: PCIe Gen2 < 3ps rms, Gen3 < 1ps rms
• Phase jitter: QPI 9.6GB/s < 0.2ps rms
• Phase jitter: NS-SAS < 0.4ps rms using raw phase data
• Phase jitter: NS-SAS < 1.3ps rms using Clk Jit Tool 1.6.3 X1_2.