ECS-270-10-36-JTM-TR

Crystals Overview

The ECS-270-10-36-JTM-TR is a fundamental parallel quartz crystal oscillator manufactured by ECS Inc. It operates at a nominal frequency of 27 MHz with a frequency tolerance of ±20 ppm and stability of ±20 ppm. The component features a load capacitance of 10 pF and an equivalent series resistance of 60 Ω, supporting a drive level of 100 µW. It utilizes a surface-mount ceramic package measuring 2.5 mm x 2.0 mm x 0.5 mm with four pins. The device complies with RoHS standards and functions within an operating temperature range of -20 °C to +70 °C.

Crystals Feature Summary

• Compact surface-mount ceramic package designed for SMD manufacturing environments
• Fundamental mode parallel quartz crystal construction
• RoHS compliant lead-free composition

Crystals Applications

• General purpose clock signal generation in electronic circuits
• Microcontroller system timing references
• Communication module frequency standards

Crystals Procurement Notes

Verify the specific suffix JTM against official ECS documentation to confirm exact tolerance and aging specifications. Ensure the ordering part number matches the required load capacitance of 10 pF and frequency tolerance of ±20 ppm. Confirm that the surface-mount footprint dimensions align with the PCB layout requirements before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 27 MHz fundamental parallel crystal is required for space-constrained designs. The 2.5 x 2.0 mm footprint suits high-density board layouts. Consider the -20 °C to +70 °C operating range for standard commercial applications. Verify compatibility with circuit load capacitance requirements to ensure accurate frequency performance.

Crystals Part Context

This part belongs to the ECX-2236 series of miniature SMD crystals from ECS Inc. The series offers low-profile ceramic packages suitable for automated assembly processes. The model designation indicates specific electrical parameters including load capacitance and frequency tolerance within the broader product family.

Crystals Replacement Considerations

Cross-reference with other 27 MHz parallel crystals having identical 10 pF load capacitance and ±20 ppm tolerance. Verify pinout compatibility and physical footprint dimensions to ensure direct replacement capability without PCB redesign.