Golledge 4-pad 0.6mm high 2520 crystal package


Miniature 2.5 x 2.0mm SM Crystal

  • Tight specification / wide temperature option
  • Ultra-miniature for maximum space saving
  • Ideal for Bluetooth / Wireless applications
  • Metal lid can be grounded to minimise EMI
  • Seam sealed for excellent long-term stability
Configurable Options
ParameterOption Code
Calibration tolerance
Temperature stability
Operating temperature range
Circuit condition
Oscillation mode

* ±10ppm temperature stability may not be available over -30+80°C or greater. Check with our sales office before ordering

Quantity / Special Request

Please specify the quantity you require below.

The GSX-321 is supplied on tape and reel. 3k 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.

Product Description

Measuring just 2.5 x 2.0 x 0.6mm, the GSX-321 is ideal for size-sensitive applications.

GSX-321 features a choice of operating temperature ranges and temperature stabilities as tight as ±10ppm, and is available in a choice of circuit conditions at fundamental mode frequencies of 12.0 ~ 66.0MHz.

The ceramic package of this miniature surface mount crystal features a metal lid which can be grounded to minimize EMI, and is seam sealed for excellent long term stability options, including as good as ±1ppm max first year ageing.

Frequency range 12.0 ~ 66.0MHz
Dimensions 2.5 x 2.0 x 0.6mm
Storage temperature range -40 to +85°C
Equivalent series resistance 200Ω max (12.0 ~ 12.9MHz)
150Ω max (13.0 ~ 15.9MHz)
80Ω max (16.0 ~ 19.9MHz)
60Ω max (20.0 ~ 29.9MHz)
50Ω max (30.0 ~ 34.9MHz)
40Ω max (35.0 ~ 66.0MHz)
Test drive level 10µW typ, 100µW max
Soldering condition 260°C, 10 sec x2 max
Net mass 9.00mg
Package Drawing
Golledge 2.5x2.0 SM crystal package
Ordering Information

To request a quotation for the GSX-321 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.

CAD Models

Our GSX-321 is included in the following design libraries. Click to download the library of your choice.


Our crystals and oscillators are regularly supplied for use with industry-leading ICs, from world-leading manufacturers including:

  • Analogue Devices
  • Atmel (Microchip Technology Inc.)
  • Broadcom 
  • Dialog Semiconductor PLC
  • Intel
  • Nordic Semiconductor
  • NXP Semiconductors
  • Qualcomm (and CSR)
  • Silicon Labs
  • STMicroelectronics
  • Texas Instruments (TI)
  • Xilinx
  • and more...

If you'd like more information about chipset compatibility please get in touch with our team here.

Soldering Profile
Solder reflow profile
Tape & Reel Specification
Tape and Reel specifications
Handling & Storage

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

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

  • Ceramic body with gold-plated pads
  • Metal lid, seam sealed

Please refer to our DOCUMENTS section for more information.

PbFree Lead-free (< 0.1% by weight )

RoHS compliant no exempts - PS Docs Version RoHS compliant with no exemptions.

REACH - PS Docs Version REACH compliant.

Conflict minerals - PS Docs version Free of conflict minerals.

Halogen free - PS Docs version Free from halogens.

Ozone depleting - PS Docs version Free from ozone-depleting substances.