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Active Crystal Oscillators — From Standard Clocking to Ultra-Precision Frequency Control

Our oscillator portfolio integrates premium crystal blanks with advanced IC designs, ensuring minimal phase jitter and long-term aging stability. Engineered for multi-market scalability, all series provide drop-in compatibility for seamless cross-brand technical replacement.
Pieces Per Year
0 M
Years Since 2007
0
ISO
9001 & 14001 Certified
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Choose by Oscillator Type

Verified Through Global Supplier Audits

Select the oscillator architecture according to frequency stability, temperature compensation, tuning capability, power consumption and long-term timing requirements.
  • 01 Standard Clock Generation

Crystal Oscillators — XO

Compact Clock Sources for Digital Systems
FCom crystal oscillators integrate a quartz resonator and oscillator circuit to provide a stable clock output without an external oscillation network. Standard XO products support processors, FPGAs, industrial controllers, networking hardware and communication interfaces.
  • CMOS, LVDS, LVPECL and HCSL output options
  • Low-power and fast-startup configurations
  • Compact SMD packages from 1612 to 7050
MCU Clock
FPGA Clock
Industrial Control
Ethernet
View Crystal Oscillators
Standard Oscillator Parametric Search

Standard Oscillator Platform

Reliable frequency references for general digital clock generation.
  • 02 Temperature-Compensated Timing

Temperature-Compensated Crystal Oscillators — TCXO

Stable Frequency Across Operating Temperature
FCom TCXOs use temperature-compensation circuitry to reduce quartz frequency variation across the operating temperature range. They are designed for GNSS receivers, wireless systems, IoT devices, communication modules and precision instrumentation.
  • ppm and sub-ppm frequency-stability options
  • Compact SMD packages for space-constrained designs
  • Low-power and voltage-controlled VCTCXO options
GNSS Receiver
Wireless Module
loT Device
Instrumentation
View TCXO Series

Temperature Compensation

Improved frequency stability across changing environmental conditions.
  • 0103 Voltage-Controlled Frequency

Voltage-Controlled Crystal Oscillators — VCXO

Frequency Pulling for Synchronization and Clock Recovery
FCom VCXOs allow the output frequency to be adjusted by an external control voltage. They support PLL systems, clock recovery, network synchronization, optical communication and frequency-alignment applications.
  • Application-specific frequency pullability
  • Low-jitter configurations for precision clock loops
  • CMOS, LVDS, LVPECL and HCSL output platforms
PLL
Clock Recovery
Network Synchronization
Optical Transport
View VCXO Series

Controlled Frequency Adjustment

Tunable frequency references for synchronization and recovery loops.
  • 0204 Ultra-High Stability

Oven-Controlled Crystal Oscillators — OCXO

Precision Frequency References with ppb Stability
FCom OCXOs maintain the quartz resonator at a controlled internal temperature to reduce the influence of ambient thermal variation. They support telecom synchronization, network timing, precision test equipment, aerospace electronics and high-stability frequency-reference systems.
  • Frequency stability down to ppb-level options
  • Controlled aging and short-term stability
  • Low phase-noise configurations available
Telecom Timing
Network Sync
Test Equipment
Aerospace
View OCXO Series

High-Stability Frequency Reference

Precision timing for systems requiring low aging and thermal stability.

Choose by Performance

Oscillators by Precision, Jitter, Phase Noise and Power

Explore FCom oscillator platforms according to the performance characteristic that has the greatest impact on your system design.

HP SERIES

High-Precision Oscillators

Down to ±3 ppb

High-stability frequency references for network timing, instrumentation and precision synchronization.
TCXO
OCXO
Precision Timing

LP SERIES

Low-Power Oscillators

From 0.9 V

Reduced active and standby power for portable, battery-operated and energy-sensitive electronic systems.
TCXO
Wearables
Portable Devices

LJ SERIES

Low-Jitter Oscillators

Down to 50 fs RMS

Low-jitter clock sources for high-speed digital, optical, networking and data-converter interfaces.
LVDS
Wearables
HCSL

LN SERIES

Low-Phase-Noise Oscillators

−145 dBc/Hz @ 100 Hz

Clean reference signals for RF systems, radar, test equipment and precision measurement applications.
TCXO
Radar
Measurement

LE SERIES

Low-EMI Oscillators

Spread-Spectrum Options

Spread-spectrum clock oscillators designed to reduce peak clock emissions and support system-level EMC performance.
Center Spread
Down Spread
EMC|

WT SERIES

High-Temperature Oscillators

Up to +150°C

High-temperature oscillator options for automotive, industrial and harsh-environment applications.
Automotive
ndustrial
Harsh Environment

Differential Output Oscillators

LVDS · LVPECL · HCSL

Differential clock oscillators for high-speed interfaces, low-noise clock distribution and improved signal integrity.

Typical Applications

FPGA, PCIe, optical transport, networking and data acquisition.
View Differential Oscillators

The Difference Is Under the Lid, and It Starts Before the Quartz Is Cut

Rigorous raw material grading, precision cut-angle engineering, and documented manufacturing stability.

Certified Materials

In-House Cut-Angle

Manufacturing Stability

Certified Materials

Core materials are sourced directly from verified global suppliers, including Kyocera ceramic bases and Heraeus conductor paste. Strict inspection and grading are enforced on every incoming lot at the gate prior to production release to eliminate variance.

In-House Cut-Angle Design

Our in-house engineering team designs custom crystal cut-angles to secure native performance metrics. Frequency-temperature profiles, aging stability, and Q-factor are directly determined during the initial blank cutting stage.
5+ Years

Documented Manufacturing Stability

Production lines maintain a verified 5+ year tracking record of zero process drift. Our quality team utilizes this historical data through full-parameter OQC to ensure that future production lots match established baseline requirements.

Try One or a Hundred. There is No Quantity Limit.

Standard in-stock samples ship within 48 to 72 hours, accelerating initial bench validation and removing volume friction prior to production scaling.
Request samples or talk to an engineer

Free

Samples

Engineers can initiate bench validation immediately with zero MOQ constraints on standard in-stock series. Logistics pipelines guarantee a 48-to-72 hour shipment turnaround for all non-custom components.
1 pieces · 48–72h shipment

100%

Custom Engineering

Specialized frequency, tolerance, or load capacitance requirements undergo direct parameter evaluation by the internal technical group. Our team delivers a comprehensive feasibility response within one working day.

1 working day response · Dedicated engineering team

Verified Through Global Supplier Audits

Our manufacturing lines passed qualification for Arrow, Digikey, Jabil, and Honeywell.
Request compliance documents or schedule a factory audit

Arrow

Supply Chain Audited

Digikey

Inventory Traceability Verified

Jabil

Manufacturing Line Approved

Honeywell

Reliability Standard Certified
Trace
We isolate and trace root causes directly to the specific production lot.
Correct
We enforce an 8D corrective action process with complete lot-level traceability.
Prevent
Our team integrates process improvements directly back into active manufacturing lines.

ISO 9001

Quality management systems — process consistency across every production batch

ISO 14001

Environmental management — compliant manufacturing operations

RoHS & REACH

Full material compliance documentation available for every shipment

AEC-Q200

Automotive-grade qualification for under-hood and safety-critical applications

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