Crystals

Image Part Number Description / PDF Quantity Rfq
ATS111-E

ATS111-E

CTS Corporation

CRYSTAL 11.0592MHZ 20PF TH

1000

445I32J16M00000

445I32J16M00000

CTS Corporation

CRYSTAL 16.0000MHZ 9PF SMD

0

402F307XXCAR

402F307XXCAR

CTS Corporation

CRYSTAL 30.7200MHZ 10PF SMD

0

416F27035IDR

416F27035IDR

CTS Corporation

CRYSTAL 27.0000MHZ 18PF SMD

0

416F27113ALR

416F27113ALR

CTS Corporation

CRYSTAL 27.1200MHZ 12PF SMD

0

402F36022IAR

402F36022IAR

CTS Corporation

CRYSTAL 36.0000MHZ 10PF SMD

0

416F320X3ATR

416F320X3ATR

CTS Corporation

CRYSTAL 32.0000MHZ 6PF SMD

0

445W25L20M00000

445W25L20M00000

CTS Corporation

CRYSTAL 20.0000MHZ 12PF SMD

0

445A35H14M31818

445A35H14M31818

CTS Corporation

CRYSTAL 14.31818MHZ 32PF SMD

0

445A31D27M00000

445A31D27M00000

CTS Corporation

CRYSTAL 27.0000MHZ 18PF SMD

0

445W32C24M57600

445W32C24M57600

CTS Corporation

CRYSTAL 24.5760MHZ 16PF SMD

0

416F380X2CTR

416F380X2CTR

CTS Corporation

CRYSTAL 38.0000MHZ 6PF SMD

0

416F38025ITR

416F38025ITR

CTS Corporation

CRYSTAL 38.0000MHZ 6PF SMD

0

MP062-E

MP062-E

CTS Corporation

CRYSTAL 6.2500MHZ 30PF TH

0

402F2041XIAR

402F2041XIAR

CTS Corporation

CRYSTAL 20.4800MHZ 10PF SMD

0

416F27011CLR

416F27011CLR

CTS Corporation

CRYSTAL 27.0000MHZ 12PF SMD

0

416F44033ITR

416F44033ITR

CTS Corporation

CRYSTAL 44.0000MHZ 6PF SMD

0

ATS221BSM-1E

ATS221BSM-1E

CTS Corporation

CRYSTAL 22.1184MHZ 18PF SMD

61

416F25011CDR

416F25011CDR

CTS Corporation

CRYSTAL 25.0000MHZ 18PF SMD

0

405C11A29M49120

405C11A29M49120

CTS Corporation

CRYSTAL 29.4912MHZ 10PF 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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