7.9mm high DIL-14 package


3.3 & 5V Stratum 3 TCXO with Clipped Sine Output

  • Ideally suited for Telecoms applications
  • 3.3V or 5.0V supply voltage
  • Clipped Sine output
  • Stratum 3 compliant models available
  • ±4.6ppm stability over 20 years
Configurable Options
ParameterOption Code
Temperature stability
Supply voltage (VDD)
Temperature range
Quantity / Special Request

Please specify the quantity you require below.

The GTXO-14T is supplied in bulk. 25pcs per tube is the standard pack size for this product. Orders for partial quantities will receive either partial tubes or boxed products.

Product Description

Specially suited for telecoms application, Stratum 3 compliant models of the GTXO-14T are available. This TCXO features a high level of frequency stability, clipped sine output and analogue compensation. 

Available at high frequencies of up to 100MHz, the GTXO-14T temperature compensated oscillator features overall stability of ±4.6ppm over 20 years, including exceptionally good temperature stability with options as tight as ±0.28ppm.

This TCXO features clipped sine output and exceptionally good phase jitter performance within a robust, hermetically sealed, DIL-14 package. 

Frequency range 6.40 ~ 100MHz
Dimensions 20.8 x 13.2 x 7.9mm
Frequency calibration ±1.0ppm (@ +25°C)
Frequency stability
*1 see note below
Holdover stability (option D only)
*2 see note below
±0.32ppm max over 24hrs
Temperature hysteresis ±0.4ppm max
Storage temperature range -55 to +125°C
Frequency vs supply voltage ±50ppb, VDD ±5%
Frequency vs load change ±50ppb, ZL ±5%
Ageing ±3.0ppm max 20 years
Short term ageing (option D only) ±40ppb per day, ±4.63x10-13 per sec
Supply current 1.3mA typ, 2.9mA max (≤52.0MHz)
12.0mA max (>52.0MHz)
Output waveform Clipped sine, 1.0V p-p (≤40MHz)
Clipped sine, 0.8V p-p (>40MHz)
Test load (ZL) 10kΩ // 10pF
Start up time 1.0ms max
Phase noise (typ @ 19.44MHz) -90dBc/Hz @ 10Hz
-120dBc/Hz @ 100Hz
-140dBc/Hz @ 1kHz
-150dBc/Hz @ 10kHz
-152dBc/Hz @ 100kHz
Period jitter RMS 3ps typ, 5ps max
Phase jitter RMS 0.5ps typ, 1.0ps max, 12kHz~fo/2

*1 Stability is inclusive of calibration, temperature, voltage, load, 20 years ageing, shock & vibration

*2 Holdover stability is inclusive of frequency stability, voltage (±1%) and ageing (24hrs)

Package Drawing
Package footprint and configuration drawing for Golledge DIL-14 TCXOs showing full dimensions.
Ordering Information

To request a quotation for the GTXO-14T please use the configurable options form to choose the options you require and then submit your configured product to our team. Our expert advisers are always happy to help with your requirements and can be contacted on +44 1460 256 100 or at sales@golledge.com.

Following product selection you will be issued with a seven character Golledge part number. Your Golledge part number is the internationally accepted Golledge manufacturing part number (MPN) that should be used for all project documentation, including bills of materials (BoMs) and purchase orders.

If you have any queries regarding any of our documentation our dedicated sales team will be happy to help.

Handling & Storage

ESD-HBM-1A Human Body Model (HBM) 1A (250V to <500V)

MSL1 Moisture Sensitivity Level (MSL): 1 (or not applicable)


Hermetically sealed DIL-14 package


PbFree Lead-free (< 0.1% by weight )

RoHS compliant with no exemptions RoHS compliant with no exemptions. See our declaration

REACH REACH compliant. See our statement

Conflict Minerals Statement Free of conflict minerals. See our declaration

Halogen Free Statement Free of Halogens. See our declaration

Ozone Depletion Statement Free of Ozone-depleting substances. See our declaration