Diodes Incorporated
Back to Crystal Oscillator (XO)


2.0x1.6mm~7.0x5.0mm, LP-HCSL XO

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The UCQ XO series is crystal oscillator family optimized to save board space. The series consists of high performance LP-HCSL crystal oscillators with ultra low jitter performance to meet strict chipset requirements. It supports various options including wider frequency range, 1.8V/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
    • 07ps typ. 0.1ps RMS max. (12kHz to 20MHz)
  • Extended Temperature Range up to 125oC
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3)
  • The UCQ XO series is suitable for automotive applications requiring specific change control; this part is AEC-Q104 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. https://www.diodes.com/quality/product-definitions/


  • Automotive

Product Specifications

Product Parameters

Subfamily Ultra Low jitter XO
Product Series UCQ
Compliance(Only Automotive supports PPAP) Automotive
Freq Range (MHz) 25 to 212.5
Jitter RMS (ps) 0.1
Stability (PPM) 20 to 100
Package Size (mm) 2.5 x 2.0 x 0.9 3.2 x 2.5 x 1.0 5.0 x 3.2 x 1.2 7.0 x 5.0 x 1.4
PkgType Ceramic Seam
Output Logic LP-HCSL
Supply Voltage (V) 1.8 to 3.3
Pads 6

Technical Documents

Recommended Soldering Techniques


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

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