8-pad compact high-precision TCXO package


Sinewave TCXO Voltage Control High Precision Low g-Sensitivity Low Phase Noise

  • High Precision <±0.1ppm
  • Low g-Sensitivity <0.3ppb/g
  • Stratum 3
  • Clipped sine output
  • Miniature SM package
Configurable Options
ParameterOption Code
Frequency stability
Temperature range
Supply voltage (VDD)
Quantity / Special Request

Please specify the quantity you require below.

The GTXO-99V is supplied on tape and reel. 2k pcs per reel is the standard T&R pack size for this product. Partial quantities may be supplied on tape (no reel), or in bulk.

Frequency range 5.0 ~ 52.0MHz
Dimensions 3.2 x 2.5 x 1.58
Storage temperature range -55 to +125°C
Supply current 5.0mA max
Output waveform Clipped sine, 0.8V p-p, +DC offset
Load (ZL) 10kΩ // 10pF
Start up time 5ms max
Frequency adjustment ±5ppm, +1.5V ±1.0V
Phase noise (typ @ 10.0MHz) -130dBc/Hz @ 100Hz
-145dBc/Hz @ 1kHz
-154dBc/Hz @ 10kHz
g-Sensitivity 0.3ppb/g typ., 0.5ppb/g max.
Frequency stability over 20 years
*1 see note below
±4.6ppm max
Holdover stability
*2 see note below

*1 Stability is inclusive of calibration @25°C, reflow, supply voltage and load variation, 20 years ageing and frequency stability over temperature

*2 Holdover stability is inclusive of frequency stability over temperature, supply voltage variation, and 24 hour ageing

Package Drawing
Ordering Information

To request a quotation for the GTXO-99V 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.

Once we've received your request our expert team will then produce a quotation tailored to meet your needs using the option codes you've selected.

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.

Soldering Profile
Solder reflow profile for the GTXO-C77V
Tape & Reel Specification
Tape and Reel specifications for the GTXO-C77V
Handling & Storage

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

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


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