EC2645TS-66.666M Quartz Crystal Clock Oscillator Datasheet

Category: Ecliptek Corporation, Electronics, Oscillators

EC2645TS-66.666M Quartz Crystal Clock Oscillator Overview

The Ecliptek EC2645TS-66.666M datasheet provides comprehensive information on the electrical and mechanical specifications, regulatory compliance, and use conditions for the EC2645TS-66.666M quartz crystal clock oscillator. The oscillator operates at a nominal frequency of 66.666MHz and is designed for surface mount technology (SMT) applications with a 5.0mm x 7.0mm ceramic package.

Regulatory Compliance: This component is compliant with a range of environmental and regulatory standards including Lead-Free, EU RoHS, China RoHS, REACH, and DRC Conflict-Free. Links to compliance documentation are available online.

Key Electrical Specifications

Significant electrical characteristics encompassing a frequency tolerance/stability maximum of ±50ppm that includes all conditions such as calibration tolerance, frequency stability over the operating temperature range, supply voltage variation, load variation, aging, shock, and vibration. Aging is specified at a maximum rate of ±5ppm per year. The device operates over a temperature range from -10°C to +70°C, requiring a supply voltage of 3.3Vdc ±10%, and consumes a maximum input current of 20mA. Output logic levels are CMOS compatible with specific high and low voltage thresholds and can drive a maximum load of 15pF. Rise and fall times are 3nSec maximum.

Additional Features

The datasheet details the oscillator’s tri-state output control capability, a standby current of 10μA maximum, and RMS phase jitter of 1pSec maximum within the offset frequency range of 12kHz to 20MHz. The device’s startup time is under 10mSec, with a storage temperature tolerance from -55°C to +125°C.

Environmental and Mechanical Compliance

The product meets MIL-STD-883 for ESD susceptibility, leak tests, mechanical shock, moisture resistance, and vibration, among other mechanical and environmental standards. These ensure the device’s robustness and reliability in various applications.

Physical Characteristics

Mechanical dimensions are detailed with a 5.00mm x 1.80mm x 7.00mm package size and a suggested solder pad layout. The product’s pin connection includes a tri-state case/ground, output, and supply voltage.

Ecliptek indicates that specifications are subject to change, and the current document revision is W, dated 06/01/2015. Ecliptek is headquartered in Reno, NV, with contact information provided for further inquiries.

Conclusion

The EC2645TS-66.666M is a precise and reliable quartz crystal clock oscillator suitable for a wide range of electronic applications, with a focus on strong environmental and mechanical resistance standards. Complete with a low phase jitter and a stable operating temperature range, it is designed for precision-dependent digital systems.