2.0x1.2x0.6mm SMD watch crystal


Ultra-Miniature 2012 Package 32.768kHz SM Watch Crystal

  • Ultra low profile - 0.6mm
  • High shock & vibration resistance
  • Extended temperature range option
  • AEC-Q200 Automotive option
  • Low power consumption
Configurable Options
ParameterOption Code
Calibration tolerance
Operating temperature range
Circuit condition
Quantity / Special Request

Please specify the quantity you require below.

The CM8V-T1A is supplied on tape and reel. 1k or 3k pcs per reel are the standard T&R pack sizes for this product. Partial quantities may be supplied on tape (no reel), or in bulk.

Product Description

The ultra-miniature CM8V-T1A offers a 32.768kHz solution with ultra-low profile package and high shock and vibration resistance.

This tiny surface mount watch crystal is available in automotive and extended operating temperature ranges, with full AEC-Q200 qualification on request, and features low drive level of just 0.5uW max.

If you're designing for a high-volume commercial or consumer project and can accept industrial operating temperature range of -40 to +85°C temperature range please consider our GWX-2012 2012 form factor crystal as a more competitive option.

Frequency 32.768kHz
Dimensions 2.0 x 1.2 x 0.6mm
Storage temperature range -55 to +125°C
Static capacitance (C0) 1.1pF typ
Motional capacitance (C1) 3.7fF typ
Equivalent series resistance 55kΩ typ, 75kΩ max
Ageing ±3ppm max first year
Drive level 0.5µW max
Turnover temperature (T0) +25°C ±5°C
Frequency / temp coefficient -0.035ppm/°C2 typ
Shock resistance ±5ppm, 5,000g, 0.3ms, ½ sine
Vibration resistance ±5ppm, 20g, 10.0 ~ 2,000Hz
Terminations Gold plated pads
Soldering condition Reflow, 260°C, 20 sec max
Net mass 4.58mg
Package Drawing
Package footprint and pad configuration drawing for the Golledge CM8 Crystals showing full dimensions.
Ordering Information

To request a quotation for the CM8V-T1A 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 CM8V-T1A is included in the following design libraries. Click to download the library of your choice.

Tape & Reel Specification
Tape and Reel specifications for the GTXO-C77V

A:178 B:8 C:2.2 D:1.4 E:4 F:0.9 G:61.5 H:21

Handling & Storage

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

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


Ceramic base with metal lid


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.



Automotive Crystals and AEC-Q200 Qualified Components


Automotive projects provide a challenge for designers and often require components with stringent AEC-Q200 qualification. Discover our range of components developed specifically for automotive projects here and find what you need for your next project.