Crystals

Image Part Number Description / PDF Quantity Rfq
ATS051SM-1

ATS051SM-1

CTS Corporation

CRYSTAL 5.0688MHZ SERIES SMD

0

416F370X2ALR

416F370X2ALR

CTS Corporation

CRYSTAL 37.0000MHZ 12PF SMD

0

445W23L25M00000

445W23L25M00000

CTS Corporation

CRYSTAL 25.0000MHZ 12PF SMD

0

SA534111F35HDT

SA534111F35HDT

CTS Corporation

CRYSTAL 11.0592MHZ 18PF SMD

0

SA25439AF35HAR

SA25439AF35HAR

CTS Corporation

CRYSTAL 39.0625MHZ 10PF SMD

0

416F27112CKR

416F27112CKR

CTS Corporation

CRYSTAL 27.1200MHZ 8PF SMD

0

445C32S16M00000

445C32S16M00000

CTS Corporation

CRYSTAL 16.0000MHZ SERIES SMD

0

416F37013CTR

416F37013CTR

CTS Corporation

CRYSTAL 37.0000MHZ 6PF SMD

0

416F40035ILR

416F40035ILR

CTS Corporation

CRYSTAL 40.0000MHZ 12PF SMD

0

ATS260ASM-1

ATS260ASM-1

CTS Corporation

CRYSTAL 26.0000MHZ 20PF SMD

0

416F40011CLR

416F40011CLR

CTS Corporation

CRYSTAL 40.0000MHZ 12PF SMD

0

416F27025CSR

416F27025CSR

CTS Corporation

CRYSTAL 27.0000MHZ SERIES SMD

0

ATS22A-E

ATS22A-E

CTS Corporation

CRYSTAL 22.1184MHZ 20PF TH

1354

416F40012ALR

416F40012ALR

CTS Corporation

CRYSTAL 40.0000MHZ 12PF SMD

0

425F11K032M0000

425F11K032M0000

CTS Corporation

CRYSTAL 32.0000MHZ 8PF SMD

0

416F38423ADR

416F38423ADR

CTS Corporation

CRYSTAL 38.4000MHZ 18PF SMD

0

416F37423IDR

416F37423IDR

CTS Corporation

CRYSTAL 37.4000MHZ 18PF SMD

0

445W35L12M00000

445W35L12M00000

CTS Corporation

CRYSTAL 12.0000MHZ 12PF SMD

0

445A3XA20M00000

445A3XA20M00000

CTS Corporation

CRYSTAL 20.0000MHZ 10PF SMD

0

445W23E14M31818

445W23E14M31818

CTS Corporation

CRYSTAL 14.31818MHZ 20PF 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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