Crystals

Image Part Number Description / PDF Quantity Rfq
SA254243F35HAR

SA254243F35HAR

CTS Corporation

CRYSTAL 24.3050MHZ 10PF SMD

0

445A31H13M00000

445A31H13M00000

CTS Corporation

CRYSTAL 13.0000MHZ 32PF SMD

0

MP111

MP111

CTS Corporation

CRYSTAL 11.0592MHZ SERIES TH

848

445A32C24M00000

445A32C24M00000

CTS Corporation

CRYSTAL 24.0000MHZ 16PF SMD

0

445I33J20M00000

445I33J20M00000

CTS Corporation

CRYSTAL 20.0000MHZ 9PF SMD

0

416F38425ILR

416F38425ILR

CTS Corporation

CRYSTAL 38.4000MHZ 12PF SMD

0

445A35B16M00000

445A35B16M00000

CTS Corporation

CRYSTAL 16.0000MHZ 13PF SMD

0

445C22E25M00000

445C22E25M00000

CTS Corporation

CRYSTAL 25.0000MHZ 20PF SMD

0

416F406X3IKR

416F406X3IKR

CTS Corporation

CRYSTAL 40.6100MHZ 8PF SMD

0

ATS196BSM-1E

ATS196BSM-1E

CTS Corporation

CRYSTAL 19.6608MHZ 18PF SMD

0

445A2XS14M31818

445A2XS14M31818

CTS Corporation

CRYSTAL 14.31818MHZ SERIES SMD

0

445W23L30M00000

445W23L30M00000

CTS Corporation

CRYSTAL 30.0000MHZ 12PF SMD

0

MP049A

MP049A

CTS Corporation

CRYSTAL 4.9152MHZ SERIES TH

0

416F27135CLR

416F27135CLR

CTS Corporation

CRYSTAL 27.1200MHZ 12PF SMD

0

ATS16B

ATS16B

CTS Corporation

CRYSTAL 16.0000MHZ 18PF TH

1910

445W3XD20M00000

445W3XD20M00000

CTS Corporation

CRYSTAL 20.0000MHZ 18PF SMD

0

445C33C25M00000

445C33C25M00000

CTS Corporation

CRYSTAL 25.0000MHZ 16PF SMD

0

ATS04A

ATS04A

CTS Corporation

CRYSTAL 4.0000MHZ SERIES TH

0

416F36033IKR

416F36033IKR

CTS Corporation

CRYSTAL 36.0000MHZ 8PF SMD

0

445A3XG30M00000

445A3XG30M00000

CTS Corporation

CRYSTAL 30.0000MHZ 30PF 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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