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Timing Devices

Crystal Units | Oscillators | Real-Time Clocks

#1 Timing Device Provider–Offering the broadest portfolio of timing devices to serve the consumer industrial & IoT, networking, and automotive industries.

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World's Largest Supplier of Timing Devices

Complete Product Portfolio

Epson has the broadest offering of crystal & oscillator products in the world.

Vertically-integrated Manufacturing

Epson controls its supply chain from synthetic quartz production to factory automation.

More Companies Rely on Epson

Epson has the largest market share of any crystal & oscillator manufacturer in the world.

Engineered for Quality

Photolithographic Technology

Epson uses photolithographic processing to produce crystals, minimizing defect density and enabling superior miniaturization.

Quality Components

Epson delivers high reliability through the use of gold electrodes to eliminate corrosion and patented coatings to reduce or eliminate effects of particle defects.

In-house Semiconductor Design & Fabrication

Epson in-house semiconductor foundry enables innovative products and assures continuous supply.

High Manufacturing Standards

Epson is ISO9001, ISO14001, and ISO/TS 16949 certified as required by the automotive industry.

Epson's Portfolio of Timing Devices

kHz Crystal Units

  • Ultra-miniature
  • Fast Startup
  • Low Power Consumption

RTC

Real-Time Clock

  • Ultra-low Power Consumption
  • High Accuracy
  • Small Size

MHz Crystal Units

  • Ultra-miniature
  • Low ESR
  • Excellent Process Control

SPXO

Simple Packaged Crystal Oscillator

  • Low Jitter
  • High Reliability
  • High Quality

P-SPXO

Programmable Simple Packaged Crystal Oscillator

  • High Stability
  • 24-hour Turnaround for Prototyping

SPSO

Simple Package SAW Oscillator

  • High Frequency
  • Low Jitter
  • Reliable – No Field Failures in 17 Years

VCXO

Voltage Controlled Crystal Oscillator

  • Low Phase Noise
  • Excellent Vibration Resistance

P-VCXO

Programmable Voltage Controlled Crystal Oscillator

  • Low Phase Noise
  • Excellent Vibration Resistance

VCSO

Voltage Controlled SAW Oscillator

  • Ultra-low Jitter

TCXO

Temperature Compensated Crystal Oscillator

  • Best Short-term Stability
  • Best Airflow Resistance
  • Best Aging

OCXO

Oven Controlled Crystal Oscillator

  • Highly Integrated
  • High Stability
Consumer
Industrial & IoT
Networking
Automotive
Consumer
Industrial & IoT
Networking
Automotive

Consumer

Epson timing devices are used extensively in phones, tablets, laptops, watches, wearables, fitness devices, and countless other consumer electronics applications. Small size and competitive cost make Epson crystals and oscillators suitable for high-volume miniature applications.

Industrial & IoT

Epson timing devices are used extensively in home automation, medical, green energy, and factory automation applications. High reliability and wide operating temperature enable robustness for harsh environments and outdoor equipment. Low power enables long battery life for time keeping in beacons. Precise frequency enables WiFi, Bluetooth, Z-Wave, SigFox, LoRaWAN, 5G and numerous emerging wireless standards.

Networking

Epson timing devices are used extensively in datacenter, carrier and enterprise networking, and wireless infrastructure. Ultra-low jitter enables high-speed electrical and optical serial interfaces, low phase noise enables 5G base stations and small cells, and industry-leading stability provides a reference for synchronized systems, including IEEE-1588.

Automotive

Epson offers AEC-Q qualified timing products for infotainment, navigation, functional safety, and ADAS (Advanced Driving Assistant System) applications. Epson is ISO/TS 16949 certified as required by major automotive manufacturers.

Consumer

Epson timing devices are used extensively in phones, tablets, laptops, watches, wearables, fitness devices, and countless other consumer electronics applications. Small size and competitive cost make Epson crystals and oscillators suitable for high-volume miniature applications.

Industrial & IoT

Epson timing devices are used extensively in home automation, medical, green energy, and factory automation applications. High reliability and wide operating temperature enable robustness for harsh environments and outdoor equipment. Low power enables long battery life for time keeping in beacons. Precise frequency enables WiFi, Bluetooth, Z-Wave, SigFox, LoRaWAN, 5G and numerous emerging wireless standards.

Networking

Epson timing devices are used extensively in datacenter, carrier and enterprise networking, and wireless infrastructure. Ultra-low jitter enables high-speed electrical and optical serial interfaces, low phase noise enables 5G base stations and small cells, and industry-leading stability provides a reference for synchronized systems, including IEEE-1588.

Automotive

Epson offers AEC-Q qualified timing products for infotainment, navigation, functional safety, and ADAS (Advanced Driving Assistant System) applications. Epson is ISO/TS 16949 certified as required by major automotive manufacturers.

Consumer

Consumer

Epson timing devices are used extensively in phones, tablets, laptops, watches, wearables, fitness devices, and countless other consumer electronics applications. Small size and competitive cost make Epson crystals and oscillators suitable for high-volume miniature applications.

Industrial & IoT

Industrial & IoT

Epson timing devices are used extensively in home automation, medical, green energy, and factory automation applications. High reliability and wide operating temperature enable robustness for harsh environments and outdoor equipment. Low power enables long battery life for time keeping in beacons. Precise frequency enables WiFi, Bluetooth, Z-Wave, SigFox, LoRaWAN, 5G and numerous emerging wireless standards.

Networking

Networking

Epson timing devices are used extensively in datacenter, carrier and enterprise networking, and wireless infrastructure. Ultra-low jitter enables high-speed electrical and optical serial interfaces, low phase noise enables 5G base stations and small cells, and industry-leading stability provides a reference for synchronized systems, including IEEE-1588.

Automotive

Automotive

Epson offers AEC-Q qualified timing products for infotainment, navigation, functional safety, and ADAS (Advanced Driving Assistant System) applications. Epson is ISO/TS 16949 certified as required by major automotive manufacturers.