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932SQ420D Dataheets PDF



Part Number 932SQ420D
Manufacturers IDT
Logo IDT
Description PCIE GEN 2/3 & QPI CLOCK
Datasheet 932SQ420D Datasheet932SQ420D Datasheet (PDF)

PCIE GEN 2/3 & QPI CLOCK FOR ROMLEY-BASED SERVERS DATASHEET 932SQ420D General Description 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 output • 1 - 3.3V 48M output • 5 - 3.3V PCI out.

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PCIE GEN 2/3 & QPI CLOCK FOR ROMLEY-BASED SERVERS DATASHEET 932SQ420D General Description 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 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_25 X2 CPU_SRC_PCI PL.


FCM8531 932SQ420D C515C


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