Crystals

Image Part Number Description / PDF Quantity Rfq
7B-36.000MEEQ-T

7B-36.000MEEQ-T

TXC Corporation

CRYSTAL 36.0000MHZ 10PF SMD

0

9C-10.000MBBK-T

9C-10.000MBBK-T

TXC Corporation

CRYSTAL 10.0000MHZ 20PF SMD

696

AZ40060001

AZ40060001

TXC Corporation

CRYSTAL 40.0000MHZ 7PF SMD

0

9C24000093

9C24000093

TXC Corporation

CRYSTAL 24.0000MHZ 18PF SMD

0

7M-18.432MAAJ-T

7M-18.432MAAJ-T

TXC Corporation

CRYSTAL 18.4320MHZ 18PF SMD

347

9C-54.000MAAJ-T

9C-54.000MAAJ-T

TXC Corporation

CRYSTAL 54.0000MHZ 18PF SMD

523

7M-25.000MAHC-T

7M-25.000MAHC-T

TXC Corporation

CRYSTAL 25.0000MHZ 9PF SMD

0

8Z-24.576MAHL-T

8Z-24.576MAHL-T

TXC Corporation

CRYSTAL 24.5760MHZ 22PF SMD

0

8Z-13.000MAHJ-T

8Z-13.000MAHJ-T

TXC Corporation

CRYSTAL 13.0000MHZ 18PF SMD

0

AV-62.400MDHE-T

AV-62.400MDHE-T

TXC Corporation

CRYSTAL 62.4000MHZ 12PF SMD

0

9C-8.912MAAE-T

9C-8.912MAAE-T

TXC Corporation

CRYSTAL 8.9120MHZ 12PF SMD

0

7V-54.000MAAV-T

7V-54.000MAAV-T

TXC Corporation

CRYSTAL 54.0000MHZ 8PF SMD

0

7M48070001

7M48070001

TXC Corporation

CRYSTAL 48.0000MHZ 18PF SMD

0

7B-28.63636MBBK-T

7B-28.63636MBBK-T

TXC Corporation

CRYSTAL 28.63636MHZ 20PF SMD

0

7V-16.000MAAJ-T

7V-16.000MAAJ-T

TXC Corporation

CRYSTAL 16.0000MHZ 18PF SMD

0

7M-54.000MAAE-T

7M-54.000MAAE-T

TXC Corporation

CRYSTAL 54.0000MHZ 12PF SMD

0

7M40070006

7M40070006

TXC Corporation

CRYSTAL 40.0000MHZ 8PF SMD

0

7M-50.000MAHL-T

7M-50.000MAHL-T

TXC Corporation

CRYSTAL 50.0000MHZ 22PF SMD

0

7A26000002

7A26000002

TXC Corporation

CRYSTAL 26.0000MHZ 10PF SMD

0

9C24080001

9C24080001

TXC Corporation

CRYSTAL 24.0000MHZ 14.6PF SMD

0

Crystals

1. Overview

Crystals, oscillators, and resonators are passive electronic components that generate stable frequency signals for timing and synchronization in electronic systems. Crystals (e.g., quartz) utilize piezoelectric properties to produce precise oscillations. Oscillators integrate active circuitry to generate periodic signals, while resonators provide frequency-selective feedback. These components are critical in communication systems, computing devices, industrial controls, and consumer electronics.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Quartz CrystalsHigh frequency stability, low phase noiseMicroprocessors, GPS modules, RF transceivers
Ceramic ResonatorsLower cost, moderate stabilityRemote controls, toys, low-precision sensors
MEMS ResonatorsMiniaturized, shock-resistantIoT devices, wearables, automotive sensors
Crystal Oscillators (XO)Integrated driver circuitryNetwork switches, test equipment, precision clocks

3. Structure and Composition

A typical quartz crystal consists of a precision-cut piezoelectric wafer (AT-cut or SC-cut), metallized electrodes (silver or gold), and a hermetically sealed package (glass or ceramic). MEMS resonators use silicon-based microstructures with electrostatic or piezoelectric transducers. Ceramic resonators employ zirconium titanate (PZT) materials with printed electrodes.

4. Key Technical Specifications

ParameterDescriptionImportance
Frequency RangeOperating frequency band (kHz-MHz)Determines circuit timing resolution
Frequency ToleranceInitial accuracy at 25 C (ppm)Impacts system synchronization
Temperature StabilityFrequency drift over temperature (ppm/ C)Critical for harsh environments
Equivalent Series Resistance (ESR)Internal resistance affecting startup timeImpacts oscillator reliability
Aging RateLong-term frequency shift (ppm/year)System longevity consideration

5. Application Fields

Key industries include:

  • Telecommunications: 5G base stations, optical transceivers
  • Industrial Automation: PLCs, robotics controllers
  • Consumer Electronics: Smartphones, smartwatches
  • Automotive: ECUs, tire pressure sensors
  • Medical Devices: Pacemakers, diagnostic equipment

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
EpsonSG-800332.768 kHz TCXO for real-time clocks
MurataXRCGB32M000F32 MHz ceramic resonator
SiTimeSiT8924MEMS-based automotive-grade oscillator
TXC Corporation9B-26.000MHZ26 MHz quartz crystal for Bluetooth modules

7. Selection Guidelines

Key considerations:

  • Required frequency and stability (temperature/vibration)
  • Power consumption constraints
  • Environmental operating conditions
  • Package size and mounting type
  • Cost vs. precision trade-offs

Example: For IoT edge devices, prioritize MEMS resonators with low power (<10 A) and 50 ppm stability.

8. Industry Trends

Emerging trends include:

  • Miniaturization: 0.4x0.2 mm MEMS devices for wearable integration
  • Higher frequency adoption: 100+ MHz crystals for 5G infrastructure
  • Integrated solutions: Oscillators with built-in frequency modulation
  • Automotive-grade reliability: AEC-Q100 qualified components for EVs
  • AI-driven testing: Machine learning for crystal defect detection
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