Crystals

Image Part Number Description / PDF Quantity Rfq
FW2500060Q

FW2500060Q

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 8PF SMD

0

FL1600080

FL1600080

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 16.0000MHZ 10PF SMD

1307

FL2500101

FL2500101

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 18PF SMD

0

FH4000023

FH4000023

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 40.0000MHZ 10PF SMD

0

FW2500040Q

FW2500040Q

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 18PF SMD

0

FL4000133

FL4000133

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 40.0000MHZ 12PF SMD

0

FW2500003

FW2500003

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 12PF SMD

0

FL5400043

FL5400043

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 54.0000MHZ 8PF SMD

0

FH1600009

FH1600009

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 16.0000MHZ 12PF SMD

0

FY2400056

FY2400056

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 24.0000MHZ 16PF SMD

0

FL1430033

FL1430033

Zetex Semiconductors (Diodes Inc.)

CRYSTAL SURFACE MOUNT

0

FL2500093

FL2500093

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 12PF SMD

0

FL4000023

FL4000023

Zetex Semiconductors (Diodes Inc.)

CRYSTAL SURFACE MOUNT

0

FL2600180

FL2600180

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 26.0000MHZ 9PF SMD

0

FL2400072

FL2400072

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 24.0000MHZ 18PF SMD

2945

FL2500471Q

FL2500471Q

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 12PF SMD

0

GC2500164

GC2500164

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 18PF SMD

16

FL3000041

FL3000041

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 30.0000MHZ 12PF SMD

0

FL2500075

FL2500075

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 16PF SMD

0

FY1200108

FY1200108

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 12.0000MHZ 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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