Crystals

Image Part Number Description / PDF Quantity Rfq
AM-13.560MENQ-T

AM-13.560MENQ-T

TXC Corporation

CRYSTAL 13.5600MHZ 10PF SMD

0

7M25020004

7M25020004

TXC Corporation

CRYSTAL 25.0000MHZ 20PF SMD

0

8Y-19.200MAAI-T

8Y-19.200MAAI-T

TXC Corporation

CRYSTAL 19.2000MHZ 16PF SMD

0

8Z-26.000MAHC-T

8Z-26.000MAHC-T

TXC Corporation

CRYSTAL 26.0000MHZ 9PF SMD

0

8Y-26.000MAAV-T

8Y-26.000MAAV-T

TXC Corporation

CRYSTAL 26.0000MHZ 8PF SMD

0

9B-19.200MEEJ-B

9B-19.200MEEJ-B

TXC Corporation

CRYSTAL 19.2000MHZ 18PF TH

817

9H03270036

9H03270036

TXC Corporation

CRYSTAL 32.7680KHZ 12.5PF SMD

0

AS-11.2896MAHK-B

AS-11.2896MAHK-B

TXC Corporation

CRYSTAL 11.2896MHZ 20PF TH

0

7V-14.31818MAHE-T

7V-14.31818MAHE-T

TXC Corporation

CRYSTAL 14.31818MHZ 12PF SMD

0

9C19670001

9C19670001

TXC Corporation

CRYSTAL 19.6608MHZ 18PF SMD

0

9C-26.000MEEJ-T

9C-26.000MEEJ-T

TXC Corporation

CRYSTAL 26.0000MHZ 18PF SMD

13206

9C-35.328MBBK-T

9C-35.328MBBK-T

TXC Corporation

CRYSTAL 35.3280MHZ 20PF SMD

0

8Z25070007

8Z25070007

TXC Corporation

CRYSTAL 25.0000MHZ 16PF SMD

0

8Z20000010

8Z20000010

TXC Corporation

CRYSTAL 20.0000MHZ 16PF SMD

0

9B-8.000MEEJ-B

9B-8.000MEEJ-B

TXC Corporation

CRYSTAL 8.0000MHZ 18PF TH

0

9B27000009

9B27000009

TXC Corporation

CRYSTAL 27.0000MHZ 12PF TH

0

8Z26000054

8Z26000054

TXC Corporation

CRYSTAL 26.0000MHZ 11PF SMD

0

9C-10.000MAAE-T

9C-10.000MAAE-T

TXC Corporation

CRYSTAL 10.0000MHZ 12PF SMD

2

7M-26.000MAHV-T

7M-26.000MAHV-T

TXC Corporation

CRYSTAL 26.0000MHZ 8PF SMD

2880

AH-32.768KBZF-T

AH-32.768KBZF-T

TXC Corporation

CRYSTAL 32.7680KHZ 12.5PF 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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