Explore Temperature Compensated TCXOs

High-stability timing solutions engineered for thermally dynamic environments where power budgets are constrained. Featuring active analog or digital ASIC compensation networks, our TCXOs(Temperature Compensated Crystal Oscillators) secure ppm-level frequency stability for wireless transceivers and positioning systems.

Not sure where to start?

Three ways to match your needs, or quickly contact FCom’s engineering team.

By Miniature SMD Footprint

Explore ultra-small SMD dimensions (including 2016 and 2520 packages) tailored for hand-held terminal architectures, as well as intermediate 3225 and 5032 configurations engineered for ruggedized wireless infrastructure.

SMD OCXO Table

Through-Hole DIP

By Compensation & Waveform Type

Choose your electrical interface based on processor demands. Select Clipped Sine Wave outputs to minimize power consumption and harmonic distortion, or standard CMOS outputs for full rail-to-rail digital clocking.

High Precision (≤10 ppb)

Ultra-Low Phase Noise

By Wireless & Navigation Application

Isolate reference tracking blocks based on technology standards. Deploy high-tracking precision devices for GNSS/GPS positioning modules, smart utility metering nodes, and low-power IoT wide-area network nodes.

Stratum 3/3E Compliant

Telecom Base Stations

Series Parametric Table

Compare by package, frequency range, tolerance, temperature range, and more. Click any Series name to download its datasheet.

Series	Package	Frequency Range	Supply Voltage	Tightest Stability	Temp. Range	Output	Pullability (VCTCXO)	dBc/Hz @100 Hz	dBc/Hz @1 kHz	dBc/Hz @10 kHz	Mounting Type	Contact
FVT-6S	2016 6-SMD	10 - 52 MHz	1.8 V, 2.5 V, 2.8 V, 3.0 V, 3.3 V	±0.5 ppm	-40 to +85℃	Clipped Sine Wave	±5 ppm	-115	-135	-148	SMD	Inquiry
FVT-2S	2520 4-SMD	10 - 52 MHz	1.8 V, 2.5 V, 2.8 V, 3.0 V, 3.3 V	±0.5 ppm	-40 to +85℃	Clipped Sine Wave	±5 ppm	-115	-135	-148	SMD	Inquiry
FVT-3S	3225 4-SMD	10 - 52 MHz	1.8 V, 2.5 V, 2.8 V, 3.0 V, 3.3 V	±0.5 ppm	-40 to +85℃	Clipped Sine Wave	±5 ppm	-115	-135	-148	SMD	Inquiry
FVT-5S	5032 4-SMD	10 - 52 MHz	1.8 V, 2.5 V, 2.8 V, 3.0 V, 3.3 V	±0.5 ppm	-40 to +85℃	Clipped Sine Wave, CMOS	±5 ppm	-115	-135	-148	SMD	Inquiry
FVT-7S	7050 4-SMD	5 - 52 MHz	2.5 V, 2.8 V, 3.0 V, 3.3 V	±0.5 ppm	-40 to +85℃	Clipped Sine Wave, CMOS	±5 ppm to ±12 ppm	-115	-135	-148	SMD	Inquiry

Picture	Series	Package	Frequency Range	Supply Voltage	Tightest Stability	Temp. Range	Output	Pullability (VCTCXO)	dBc/Hz @100 Hz	dBc/Hz @1 kHz	dBc/Hz @10 kHz	Mounting Type	Contact
	FVT-7S-WT	7050 4-SMD	10 - 52 MHz	2.5 V, 3.3 V	±50 ppb	-40 to +105℃	Clipped Sine Wave, CMOS	±5 ppm	-130	-148	-156	SMD	Inquiry

Picture	Series	Package	Frequency Range	Supply Voltage	Tightest Stability	Temp. Range	Output	Pullability (VCTCXO)	dBc/Hz @100 Hz	dBc/Hz @1 kHz	dBc/Hz @10 kHz	Mounting Type	Contact
	FVT-5S-HP	5032 4-SMD	10 - 52 MHz	2.5 V, 3.3 V	±50 ppb	-40 to +85℃	Clipped Sine Wave, CMOS	±5 ppm	-125	-145	-150	SMD	Inquiry
	FVT-7S-HP	7050 4-SMD	5 - 52 MHz	2.5 V, 3.3 V	±50 ppb	-40 to +105℃	Clipped Sine Wave, CMOS	±5 ppm	-130	-145	-154	SMD	Inquiry

Picture	Series	Package	Frequency Range	Supply Voltage	Tightest Stability	Temp. Range	Output	Pullability (VCTCXO)	dBc/Hz @100 Hz	dBc/Hz @1 kHz	dBc/Hz @10 kHz	Mounting Type	Contact
	FVT-3S-LJ	3225 6-SMD	10 - 1500 MHz	2.5 V, 3.3 V	±1 ppm	-40 to +85℃	LVPECL, LVDS, CMOS	/	-107	-111	-114	SMD	Inquiry

Picture	Series	Package	Frequency Range	Supply Voltage	Tightest Stability	Temp. Range	Output	Pullability (VCTCXO)	dBc/Hz @100 Hz	dBc/Hz @1 kHz	dBc/Hz @10 kHz	Mounting Type	Contact
	FVT-9S-LN	14x9 6-SMD	40 - 150 MHz	3.3 V	±4.6 ppm	-40 to +85℃	Sine Wave	/	-117	-141	-148	SMD	Inquiry

Matched a series? Here's what comes next.

Once you’ve narrowed it down, the real work is confirming it works on your board not just on the datasheet. To advance your prototype manufacturing, we offer the following support:

Phase 01 // Product Selection

Download Selection Guide

Compare 10 TCXO series by package, frequency, supply voltage, stability, temperature range and phase noise.

Phase 02 // Engineering

Validate Circuit Match

Submit your target parameters and IC model. Our laboratory verifies drive-level margins, startup conditions, and negative resistance stability.

Full-Cycle Engineering Services

Beyond standard verification, our laboratory provides complete technical support throughout your entire product lifecycle:

Contact an FCom Engineer