Crystals

Image Part Number Description / PDF Quantity Rfq
445I32J24M57600

445I32J24M57600

CTS Corporation

CRYSTAL 24.5760MHZ 9PF SMD

0

405I35B11M05920

405I35B11M05920

CTS Corporation

CRYSTAL 11.0592MHZ 13PF SMD

0

416F27012CSR

416F27012CSR

CTS Corporation

CRYSTAL 27.0000MHZ SERIES SMD

0

416F440X3ATR

416F440X3ATR

CTS Corporation

CRYSTAL 44.0000MHZ 6PF SMD

0

445W25S12M00000

445W25S12M00000

CTS Corporation

CRYSTAL 12.0000MHZ SERIES SMD

0

416F320XXASR

416F320XXASR

CTS Corporation

CRYSTAL 32.0000MHZ SERIES SMD

0

406I35D12M00000

406I35D12M00000

CTS Corporation

CRYSTAL 12.0000MHZ 18PF SMD

185

MP052C-E

MP052C-E

CTS Corporation

CRYSTAL 5.1850MHZ 32PF TH

0

416F360X3CDR

416F360X3CDR

CTS Corporation

CRYSTAL 36.0000MHZ 18PF SMD

0

ATS037

ATS037

CTS Corporation

CRYSTAL 3.6864MHZ 20PF TH

18

ATS061B-E

ATS061B-E

CTS Corporation

CRYSTAL 6.1440MHZ 18PF TH

8698

416F50023IDR

416F50023IDR

CTS Corporation

CRYSTAL 50.0000MHZ 18PF SMD

0

403C35D28M37500

403C35D28M37500

CTS Corporation

CRYSTAL 28.3750MHZ 18PF SMD

0

SA25424CF35HAR

SA25424CF35HAR

CTS Corporation

CRYSTAL 24.5760MHZ 10PF SMD

0

416F37422AAR

416F37422AAR

CTS Corporation

CRYSTAL 37.4000MHZ 10PF SMD

0

416F384X2IAR

416F384X2IAR

CTS Corporation

CRYSTAL 38.4000MHZ 10PF SMD

0

MP049B-E

MP049B-E

CTS Corporation

CRYSTAL 4.9152MHZ 18PF TH

0

445W22H27M00000

445W22H27M00000

CTS Corporation

CRYSTAL 27.0000MHZ 32PF SMD

0

403C35E29M49120

403C35E29M49120

CTS Corporation

CRYSTAL 29.4912MHZ 20PF SMD

0

416F25023CTR

416F25023CTR

CTS Corporation

CRYSTAL 25.0000MHZ 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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