Golledge 7.8x3.6x2.2mm oscillator package


2.5V CMOS Low Frequency Oscillator with Tight Stability for Extreme Environments

  • Extreme temperature ranges up to 200°C
  • Optional tinned pads (Ag/Cu/Zn)
Configurable Options
ParameterOption Code
Frequency stability
* see note below
Enable / disable function
Quantity / Special Request

Please specify the quantity you require below.

The MCSO1ELSW is available supplied either on tape and reel or packaged within trays. T&R standard pack size is 250~1000pcs and standard tray size is 91pcs per tray. Partial quantities may be supplied on tape (no reel), partial trays, or in bulk.

Product Description

With extreme operating temperature range of -10 to +175°C, the MCSO1ELSW oscillator is perfect for applications involving extreme environments, including down-hole, avionics and geothermal designs. MCSO1ELSW also provides excellent shock and vibrations resistance and is available in a choice of frequencies from 10.0 ~ 50.0kHz.

Frequency (std) 32.768kHz
Frequency range 10.0 ~ 50.0kHz
Dimensions 7.86 x 3.60 x 2.20mm
Storage temperature range -65 to +125°C
Supply current 100µA max @ 10pF load
Driving ability CMOS
Load 3pF min, 27pF max
Logic levels ‘0’ level = +0.4V max
‘1’ level = VDD-0.5V min
Start up time 5ms max
Waveform symmetry 40:60 max @ 50%VDD
Rise / fall time 25ns max (15pF, 20%~80%)
Standby current 5µA max
Shock resistance 10,000g, 0.3ms, ½ sine
Vibration resistance 40g rms 10.0 ~ 2,000Hz
Soldering condition 260°C, 10 sec max
Package Drawing
Package footprint and pad configuration drawing for the Golledge 7.9 x 3.6 x 2.2mm Oscillator
Ordering Information

To request a quotation for the MCSO1ELSW 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.

Enable / Disable Function
Input (pad 1)Output (pad 3)
Open Enabled
'1' level Enabled
'0' level High Impedance
Handling & Storage

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

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


Ceramic base and lid


PbFree Lead-free (< 0.1% by weight )

RoHS compliant with 7(c)-1 exemption RoHS compliant with 7(c)-1 exemption. 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