E1SFA18-7.3728M TR

Crystals Overview

The E1SFA18-7.3728M TR is a surface-mount crystal resonator manufactured by Ecliptek, operating at a fundamental frequency of 7.3728 MHz. It features an 18 pF load capacitance and a frequency tolerance of ±30 ppm with stability of ±50 ppm across the -40°C to +85°C temperature range. The component utilizes an HC-49/UP package with dimensions of 13.3 mm x 4.85 mm and exhibits an equivalent series resistance (ESR) of 120 Ohms. Packaged in tape and reel for automated assembly, it supports parallel resonant operation.

Crystals Feature Summary

• Surface-mount design compatible with automated pick-and-place manufacturing processes
• Fundamental mode resonance providing stable oscillation frequencies
• RoHS compliant construction ensuring environmental safety standards

Crystals Applications

• Clock signal generation for microprocessors and microcontrollers
• Timing references in communication interface circuits
• Frequency control in consumer electronic devices

Crystals Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific packaging requirements prior to order placement. Ensure storage conditions maintain moisture sensitivity levels as defined in datasheets. Validate part numbers against official Ecliptek documentation to prevent counterfeit substitution risks during procurement.

Crystals Selection Notes

Select this component when precise 7.3728 MHz timing is required for space-constrained applications. Consider the 120 Ohm ESR and 18 pF load capacitance for oscillator circuit compatibility. Evaluate thermal performance within the specified -40°C to +85°C range for operational reliability. Compare package dimensions against PCB layout constraints before finalizing selection.

Crystals Part Context

This model belongs to the Ecliptek crystal resonator family, designed for high-reliability timing applications. The brand specializes in programmable and standard crystal devices, offering solutions that reduce time-to-market for electronic designs. This specific variant provides a cost-effective alternative to larger through-hole packages while maintaining electrical performance standards.

Crystals Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.