Crystals

Image Part Number Description / PDF Quantity Rfq
ATS080BSM-1

ATS080BSM-1

CTS Corporation

CRYSTAL 8.0000MHZ 18PF SMD

3682

445C35S12M00000

445C35S12M00000

CTS Corporation

CRYSTAL 12.0000MHZ SERIES SMD

0

MP042A-E

MP042A-E

CTS Corporation

CRYSTAL 4.0960MHZ 20PF TH

0

445I33K27M00000

445I33K27M00000

CTS Corporation

CRYSTAL 27.0000MHZ 8PF SMD

0

445C33D24M57600

445C33D24M57600

CTS Corporation

CRYSTAL 24.5760MHZ 18PF SMD

0

416F380X3ILR

416F380X3ILR

CTS Corporation

CRYSTAL 38.0000MHZ 12PF SMD

0

416F38412ASR

416F38412ASR

CTS Corporation

CRYSTAL 38.4000MHZ SERIES SMD

0

416F25025CLR

416F25025CLR

CTS Corporation

CRYSTAL 25.0000MHZ 12PF SMD

0

416F27023IDR

416F27023IDR

CTS Corporation

CRYSTAL 27.0000MHZ 18PF SMD

0

445I35J27M00000

445I35J27M00000

CTS Corporation

CRYSTAL 27.0000MHZ 9PF SMD

0

445W35K25M00000

445W35K25M00000

CTS Corporation

CRYSTAL 25.0000MHZ 8PF SMD

0

416F406X2IAR

416F406X2IAR

CTS Corporation

CRYSTAL 40.6100MHZ 10PF SMD

0

416F25025ASR

416F25025ASR

CTS Corporation

CRYSTAL 25.0000MHZ SERIES SMD

0

SA254250F35HAR

SA254250F35HAR

CTS Corporation

CRYSTAL 25.0000MHZ 10PF SMD

2748

416F38011CDR

416F38011CDR

CTS Corporation

CRYSTAL 38.0000MHZ 18PF SMD

0

416F40612AKR

416F40612AKR

CTS Corporation

CRYSTAL 40.6100MHZ 8PF SMD

0

445W23B27M00000

445W23B27M00000

CTS Corporation

CRYSTAL 27.0000MHZ 13PF SMD

0

416F48023CDR

416F48023CDR

CTS Corporation

CRYSTAL 48.0000MHZ 18PF SMD

0

416F38422AKR

416F38422AKR

CTS Corporation

CRYSTAL 38.4000MHZ 8PF SMD

0

416F380X2CLR

416F380X2CLR

CTS Corporation

CRYSTAL 38.0000MHZ 12PF 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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