Crystals

Image Part Number Description / PDF Quantity Rfq
416F37033CTR

416F37033CTR

CTS Corporation

CRYSTAL 37.0000MHZ 6PF SMD

0

445W32C13M00000

445W32C13M00000

CTS Corporation

CRYSTAL 13.0000MHZ 16PF SMD

0

416F24035CSR

416F24035CSR

CTS Corporation

CRYSTAL 24.0000MHZ SERIES SMD

0

445C35C20M00000

445C35C20M00000

CTS Corporation

CRYSTAL 20.0000MHZ 16PF SMD

0

445I23D20M00000

445I23D20M00000

CTS Corporation

CRYSTAL 20.0000MHZ 18PF SMD

6339

445C22G25M00000

445C22G25M00000

CTS Corporation

CRYSTAL 25.0000MHZ 30PF SMD

0

445I35D16M00000

445I35D16M00000

CTS Corporation

CRYSTAL 16.0000MHZ 18PF SMD

0

ATS120BSM-1

ATS120BSM-1

CTS Corporation

CRYSTAL 12.0000MHZ 18PF SMD

8056

445I35K14M31818

445I35K14M31818

CTS Corporation

CRYSTAL 14.31818MHZ 8PF SMD

0

416F300X2AKR

416F300X2AKR

CTS Corporation

CRYSTAL 30.0000MHZ 8PF SMD

0

445C22E24M57600

445C22E24M57600

CTS Corporation

CRYSTAL 24.5760MHZ 20PF SMD

0

416F36035ISR

416F36035ISR

CTS Corporation

CRYSTAL 36.0000MHZ SERIES SMD

0

445A23A12M00000

445A23A12M00000

CTS Corporation

CRYSTAL 12.0000MHZ 10PF SMD

0

416F250X3ISR

416F250X3ISR

CTS Corporation

CRYSTAL 25.0000MHZ SERIES SMD

0

SA534500F35HLR

SA534500F35HLR

CTS Corporation

CRYSTAL 50.0000MHZ 12PF SMD

0

445W33G25M00000

445W33G25M00000

CTS Corporation

CRYSTAL 25.0000MHZ 30PF SMD

0

445I32L16M00000

445I32L16M00000

CTS Corporation

CRYSTAL 16.0000MHZ 12PF SMD

0

445W33D30M00000

445W33D30M00000

CTS Corporation

CRYSTAL 30.0000MHZ 18PF SMD

0

416F37413IDR

416F37413IDR

CTS Corporation

CRYSTAL 37.4000MHZ 18PF SMD

0

416F48011ASR

416F48011ASR

CTS Corporation

CRYSTAL 48.0000MHZ SERIES 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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