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932SQ420

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CK420BQ Synthesizer

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932SQ420D Datasheet

Overview

The 932SQ420 is an Intel CK420BQ main clock synthesizer for Romley-generation and newer Intel-based server platforms. The 932SQ420 is driven with a 25 MHz crystal for maximum performance. It generates CPU outputs of 100 or 133.33 MHz.

932SQ420 - Block Diagram
932SQ420D - Pinout
932SQ420 - Block Diagram
932SQ420D - Pinout
  • 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 14.318M output
  • Phase jitter: PCIe Gen3 < 1ps rms
  • Phase jitter: PCIe Gen2 < 3.1ps rms
  • Phase jitter: PCIe Gen1 < 86ps peak to peak
  • Phase jitter: QPI 9.6GT/s < 0.2ps rms
  • Phase jitter: SAS <1.3ps rms64-TSSOP/QFN Package

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News & Blog Posts

Solving Common Issues with Respect to PCIe Timing Design on the Modern Server System Blog Post Apr 14, 2022
Comparing and Contrasting PCIe and Ethernet Clock Jitter Specifications Blog Post May 22, 2018
IDT Extends Leadership in Datacenter and Networking Systems with Launch of Its Latest PCI Express Timing Devices News Apr 30, 2018