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2.5V/3.3V, 3.2x2.5mm, Ultra-Low Jitter HCLS Crystal Oscillator

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The UF324/UF34 XO series is crystal oscillator family optimized to save board space. The series consists of high performance HCSL crystal oscillators with ultra low jitter performance to meet strict chipset requirements. It supports various options including wider frequency range, 2.5V/3.3V voltage, and various stabilities. It is
designed to meet the clock source specifications for communication systems, and other high performance equipment.


  • Ultra Low Phase Jitter
    • 0.06ps typ. 0.08ps RMS max. (12kHz to 20MHz)
  • Extended Temperature Range up to 125oC
  • Totally Lead-Free & Fully RoHS Compliant
  • Halogen and Antimony Free. “Green” Device 
  • For automotive applications requiring specific change
    control (i.e. parts qualified to AEC-Q100/101/200,
    PPAP capable, and manufactured in IATF 16949
    certified facilities), please contact us or your local
    Diodes representative.


  • Networking Systems
  • Optical Module
  • Servers and Storage Systems
  • Profession Video Equipment
  • Test and Measurement
  • FPGA/ASIC Clock Generation
  • 112G Serial Applications

Product Specifications

Product Parameters

Stability (PPM) 20 to 100
Package Size (mm) 3.2 x 2.5 x 0.9
PkgType Ceramic Seam
Freq Range (MHz) 100 to 212.5
Jitter RMS (ps) 0.08 to 0.09
Output Logic HCSL
Supply Voltage (V) 3.3, 2.5
Pads 6
ProductSeries UF3

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Additional Technical Documents are available upon request:
Application information, Evaluation board, and Other technical documents

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