E1SCA18-7.3728M TR

Crystals Overview

The E1SCA18-7.3728M TR is a surface mount quartz crystal resonator manufactured by Ecliptek. It operates at a nominal frequency of 7.3728 MHz with a frequency tolerance of ±50 ppm and a load capacitance of 18 pF. The device features an HC-49/US package style, measuring 0.126 inches (3.20 mm) in maximum seated height. It supports an operating temperature range from -40°C to +85°C and exhibits a frequency stability of ±100 ppm. This component is RoHS compliant.

Crystals Feature Summary

• Surface mount quartz crystal resonator design
• HC-49/US package configuration
• RoHS compliant construction

Crystals Applications

• General purpose timing circuits
• Microcontroller clock sources
• Communication equipment oscillators

Crystals Procurement Notes

Verify the specific manufacturer part number against official Ecliptek documentation to confirm electrical parameters and package dimensions. Ensure compatibility with existing circuit board layouts regarding the HC-49/US form factor. Confirm that the ±50 ppm tolerance meets system requirements for the intended application environment.

Crystals Selection Notes

Select this component when a standard through-hole footprint style is required in a surface mount process. Consider the 18 pF load capacitance requirement for oscillator circuit design. Evaluate the ±100 ppm stability specification against the total system jitter budget. Verify availability status as supply conditions may vary.

Crystals Part Context

This part belongs to the family of quartz crystal resonators used for frequency control. It provides a stable reference signal for digital systems. The HC-49/US style is a common industry standard for leaded crystals adapted for surface mounting. It serves as a fundamental passive component in timing applications.

Crystals Replacement Considerations

• E1SCA18-7.3728M