INDUSTRY COMPONENT

Quartz Crystal Resonator

A quartz crystal resonator is a precision electronic component that uses the piezoelectric properties of quartz to generate stable frequency oscillations in reference oscillator circuits.

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Component Specifications

Definition
A quartz crystal resonator is a passive electronic component that utilizes the mechanical resonance of a precisely cut quartz crystal to create an electrical signal with a highly stable frequency. When voltage is applied, the quartz crystal vibrates at its natural resonant frequency due to the piezoelectric effect, providing accurate timing and frequency control in electronic circuits. These components are essential for clock generation, frequency stabilization, and timing synchronization in various electronic devices.
Working Principle
The quartz crystal resonator operates on the piezoelectric principle. When an alternating voltage is applied across the electrodes attached to the quartz crystal, it causes mechanical deformation due to the piezoelectric effect. This deformation generates mechanical vibrations at the crystal's natural resonant frequency, which is determined by its physical dimensions and cut orientation. These mechanical vibrations then produce a corresponding electrical signal with exceptional frequency stability, typically with tolerances ranging from ±10 ppm to ±100 ppm depending on the grade.
Materials
Quartz crystal (SiO₂) with specific cut orientations (AT-cut, SC-cut, or BT-cut), silver or gold electrodes, nickel or Kovar base metal, ceramic or metal housing, and hermetic sealing materials.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Aging Rate<±5 ppm per year
Drive Level10 μW to 100 μW
Frequency Range1 kHz to 200 MHz
Load Capacitance8 pF to 32 pF
Frequency Tolerance±10 ppm to ±100 ppm
Operating Temperature-40°C to +85°C (standard), -55°C to +125°C (extended)
Equivalent Series Resistance10 Ω to 100 Ω

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards
IEC 60122-1, IEC 60368-1, MIL-PRF-3098, JIS C6701

Parent Products

This component is used in the following industrial products

Reference Oscillator

A stable frequency source that provides a precise timing reference for phase-locked loops and frequency synthesis circuits.

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Signal Oscillator

Electronic component that generates periodic electrical signals at specific frequencies

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Engineering Analysis

Risks & Mitigation
  • Frequency drift due to temperature variations
  • Mechanical shock damage
  • Contamination from moisture or particles
  • Electrostatic discharge (ESD) damage
  • Aging effects over time
FMEA Triads
Trigger: Mechanical stress or shock during handling or operation
Failure: Cracked quartz crystal leading to complete failure or frequency shift
Mitigation: Implement proper handling procedures, use shock-resistant packaging, and design with mechanical isolation
Trigger: Exposure to excessive humidity or contaminants
Failure: Degradation of electrodes or frequency instability
Mitigation: Use hermetic sealing, maintain cleanroom conditions during manufacturing, and apply protective coatings
Trigger: Operating outside specified temperature range
Failure: Frequency deviation beyond tolerance limits
Mitigation: Select appropriate temperature-compensated crystals, implement thermal management, and design for worst-case temperature scenarios

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
Frequency tolerance typically ±10 ppm to ±100 ppm at 25°C, temperature stability ±10 ppm to ±50 ppm over operating range
Test Method
Frequency measurement using frequency counter or network analyzer, impedance analysis, temperature cycling tests, vibration and shock testing per MIL-STD-202

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Quartz Crystal Resonator

4 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Huixun Tech
Hebei, CN
Also makes: Quartz Crystal Oscillator, Crystal Oscillator, Telecommunications Equipment and 1 more
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “quartz crystal resonators”
View source page ↗ hxcrystals.com · checked 2026-08-31
View profile Send enquiry
SJK Crystal
Shenzhen, Guangdong, CN
Also makes: Crystal Oscillator
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Ultra Miniature quartz crystal resonator”
View source page ↗ sjkcrystal.com · checked 2026-08-31
View profile Send enquiry
Suzhou Hangjing Elec & Tech Co., Ltd.
Suzhou, Jiangsu, CN
Also makes: Crystal Oscillator
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Quartz Crystal Resonator”
View source page ↗ hcixtal.com · checked 2026-09-14
View profile Send enquiry
Zibo Chinaxtal Co Ltd
Zibo, Shandong, CN
Also makes: Crystal Oscillator
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Basic Technology of Quartz Crystal Resonators”
View source page ↗ china-xtal.com · checked 2026-09-14
View profile Send enquiry

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What is the difference between a quartz crystal resonator and a quartz crystal oscillator?

A quartz crystal resonator is a passive component that requires external circuitry to oscillate, while a quartz crystal oscillator is an active module that includes the resonator plus oscillation circuitry in a complete package.

Why is quartz used instead of other materials for frequency control?

Quartz exhibits excellent piezoelectric properties with high Q-factor (quality factor), low temperature coefficient, and exceptional long-term stability, making it ideal for precise frequency control applications.

How does temperature affect quartz crystal resonator performance?

Temperature changes cause frequency drift due to the temperature coefficient of the quartz cut. AT-cut crystals typically have a parabolic frequency-temperature curve with turnover points optimized for specific temperature ranges.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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