Crystals

Image Part Number Description / PDF Quantity Rfq
SA532200F35HDT

SA532200F35HDT

CTS Corporation

CRYSTAL 20.0000MHZ 18PF SMD

0

SXT3248DD27-27.120MT

SXT3248DD27-27.120MT

Suntsu Electronics, Inc.

CRYSTAL 27.1200MHZ 8PF SMD

0

SXT2248DD38-30.000MT

SXT2248DD38-30.000MT

Suntsu Electronics, Inc.

CRYSTAL 30.0000MHZ 8PF SMD

0

7M25070060

7M25070060

TXC Corporation

CRYSTAL 25.0000MHZ 18PF SMD

0

FL2500312

FL2500312

Zetex Semiconductors (Diodes Inc.)

CRYSTAL 25.0000MHZ 18PF SMD

0

C3E-19.200-4-3030-R

C3E-19.200-4-3030-R

Aker Technology USA

CRYSTAL 19.2000MHZ 4PF SMD

0

C3E-20.000-10-1530-X-CT

C3E-20.000-10-1530-X-CT

Aker Technology USA

CRYSTAL 20.0000MHZ 10PF SMD

250

C3E-26.000-8-3030-X-R3

C3E-26.000-8-3030-X-R3

Aker Technology USA

CRYSTAL 26.0000MHZ 8PF SMD

0

SA25426FF35HAR

SA25426FF35HAR

CTS Corporation

CRYSTAL 26.04166MHZ 10PF SMD

0

405C11A30M00000

405C11A30M00000

CTS Corporation

CRYSTAL 30.0000MHZ 10PF SMD

462

SXT32410FD07-12.000MT

SXT32410FD07-12.000MT

Suntsu Electronics, Inc.

CRYSTAL 12.0000MHZ 10PF SMD

0

SXT1148CA17-30.000MT

SXT1148CA17-30.000MT

Suntsu Electronics, Inc.

CRYSTAL 30.0000MHZ 8PF SMD

0

ABM13W-40.0000MHZ-7-B1G-T5

ABM13W-40.0000MHZ-7-B1G-T5

Abracon

CRYSTAL 40.0000MHZ 7PF SMD

0

C-2 32.0000K-P:PBFREE

C-2 32.0000K-P:PBFREE

Epson

CRYSTAL 32.0000KHZ 11PF TH

2743

445I33K24M57600

445I33K24M57600

CTS Corporation

CRYSTAL 24.5760MHZ 8PF SMD

0

SXT32418ED17-12.000MT

SXT32418ED17-12.000MT

Suntsu Electronics, Inc.

CRYSTAL 12.0000MHZ 18PF SMD

4068

SXTHM210ED074-32.000MT

SXTHM210ED074-32.000MT

Suntsu Electronics, Inc.

CRYSTAL 32.0000MHZ 10PF SMD

0

ABM13W-37.4000MHZ-5-B2X-T5

ABM13W-37.4000MHZ-5-B2X-T5

Abracon

CRYSTAL 37.4000MHZ 5PF SMD

0

SXTHM218CC384-27.000MT

SXTHM218CC384-27.000MT

Suntsu Electronics, Inc.

CRYSTAL 27.0000MHZ 18PF SMD

0

445A33S25M00000

445A33S25M00000

CTS Corporation

CRYSTAL 25.0000MHZ SERIES 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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