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

ILSI America MMD Oscilent

EC57 Series Oscillator
Quartz Crystal Clock Oscillators XO (SPXO) LVCMOS (CMOS) 2.5Vdc 4 Pad 2.0mm x 2.5mm Ceramic Surface Mount (SMD)

Revision  G  04/02/2015

Electrical Specifications

Nominal Frequency 1.000MHz to 50.625MHz
Some frequencies within this range may not be available.
Frequency Tolerance/Stability (Inclusive of all conditions: Calibration Tolerance at 25°C, Frequency Stability over the Operating Temperature Range, Supply Voltage Change, Output Load Change, First Year Aging at 25°C, Shock and Vibration)
±100ppm Maximum
±50ppm Maximum
±25ppm Maximum
±20ppm Maximum
Operating Temperature Range -10°C to +70°C
-40°C to +85°C
Supply Voltage 2.5VDC ±5%
Input Current Click to Open Input Current Table
Output Voltage Logic High (VOH) IOH= -4mA
90% of VDD Minimum
Output Voltage Logic Low (VOL) IOL= +4mA
10% of VDD Maximum
Duty Cycle Measured at 50% of waveform
50 ±10(%)
50 ±5(%)
Rise Time/Fall Time Measured at 20% to 80% of Waveform
10nSec Maximum
Load Drive Capability 15pF Maximum
Output Logic Type CMOS
Pin 1 Connection Tri-State (High Impedance)
Tri-State Input Voltage 90% of VDD Minimum or No Connection to enable output
10% of VDD Maximum to disable output(High Impedance)
Standby Current Disabled Output: High Impedance
10µA Maximum
RMS Phase Jitter 12kHz to 20MHz offset frequency
1pSec Maximum
Start Up Time 10mSec Maximum
Storage Temperature -55°C to +125°C