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Ultra Low Jitter LVPECL or LVDS Clock

CTS Model 638 is a low cost, high performance clock oscillator supporting differential LVPECL or LVDS outputs. Employing the latest IC technology, M638 has excellent stability and low jitter/phase noise performance.

Series Resources

  • Ceramic Surface Mount Package
  • Ultra Low Phase Jitter Performance, 100fs Typical
  • Fundamental or 3rd Overtone Crystal Design
  • Frequency Range 80 – 170MHz *
  • +2.5V or +3.3V Operation
  • Output Enable Standard
  • Tape and Reel Packaging, EIA-481
  • SerDes
  • Storage Area Networking
  • Broadband Access
  • SONET/SDH/DWDM
  • PON
  • Ethernet/Gbe/SyncE
  • Fiber Channel
  • Medical Electronics
  • Test and Measurement

Download the Frequency Code Table

Specifications
OutputLVDS / LVPECL
Frequency Range (MHz)80 - 170
Frequency Stability (PPM)±20 / ±25 / ±30 / ±50
Noise (Jitter pS)0.1 typical (0.2 max)
Package (mm)7.0x5.0 SMD
Voltage (V)1.8V / 2.5V / 3.3V
Temperature Range (C)-20°–70° / -40°–105° / -40°–85°

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Where to Buy

CTS components are stocked and sold through a global network of distributors & sales representatives. Select your preferred partner in the link below.

Where to Buy

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