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Very Low Jitter Very Low Jitter HCSL Clock

CTS Model 643H is a low cost, high performance clock oscillator supporting HCSL output. Employing the latest IC technology, M643H has excellent stability and low phase jitter performance.

Series Resources

  • High Speed Current Steering Logic [HCSL] Output
  • Ceramic Surface Mount Package
  • Low Phase Jitter Performance, 500fs Typical
  • Fundamental or 3rd Overtone Crystal Design
  • Frequency Range 13.5MHz – 156.25MHz
  • +2.5V or +3.3V Operation
  • Output Enable Standard
  • Tape and Reel Packaging, EIA-481
  • PCI Express [PCIe]
  • Data Storage Systems
  • Ethernet Line Cards
  • Serial ATA Express [SATAe]\
  • Intel Chipsets
  • Network Servers
  • Switches and Routers
  • Set-Top Boxes/DVRs

Download the Frequency Code Table

Specifications
OutputHCSL
Frequency Range (MHz)13.5 - 156.25
Frequency Stability (PPM)±100 / ±25 / ±30 / ±50
Noise (Jitter pS)0.5 typical
Package (mm)3.2x2.5 SMD
Voltage (V)2.5V / 3.3V
Temperature Range (C)-20°–70° / -40°–105° / -40°–85°

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