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Ecliptek is one of the ILSI America brands, which also include:

ILSI America MMD Oscilent

EB8WS Series Crystal
Automotive Grade Watch Crystal Resonator 1.5mm x 3.2mm x 0.9mm 2 Pad Ceramic Surface Mount (SMD)

Automotive AEC-Q200 Qualified
Revision  A  07/24/2018

Electrical Specifications

Nominal Frequency 32.768kHz
Frequency Tolerance ±20ppm at 25°C
Frequency Stability Temperature Coefficient -0.034ppm/(Change in °C)2 Typical
Turn over Temperature 25°C ±5°C
Operating Temperature Range -40°C to +125°C
Load Capacitance 12.5pF Parallel Resonant
Shunt Capacitance 1.0pF Typical
Motional Capacitance 3.0fF Typical
Equivalent Series Resistance 70,000 Ohms Maximum
Mode of Operation Fundamental
Crystal Cut Tuning Fork
Drive Level 1µWatt Maximum
Aging (at 25°C) ±3ppm/year Maximum
Storage Temperature Range -55°C to +125°C
Insulation Resistance Measured at 100VDC
500 Megaohms Minimum