ECS-147.4-20-7SX-TR

Crystals Overview

The ECS-147.4-20-7SX-TR is a surface-mount crystal from the ECX-3SX series manufactured by ECS Inc. International. It operates at a nominal frequency of 14.7456 MHz with a normal temperature frequency tolerance of ±30 ppm and a total frequency stability of 50 ppm. The component features a load capacitance of 20 pF and an equivalent series resistance (ESR) of 50 ohms. It utilizes a 4-SOJ package with a 9.40 mm pitch, designed for operation within a temperature range of -10°C to +70°C.

Crystals Feature Summary

• Surface-mount crystal oscillator in a compact 4-SOJ package
• High frequency stability with ±30 ppm tolerance at normal temperature
• Designed for reliable performance across industrial temperature ranges

Crystals Applications

• Clock signal generation in microcontroller systems
• Timing reference for communication interfaces
• Embedded system clock sources

Crystals Procurement Notes

Verify the specific package dimensions and pin configuration against your PCB footprint requirements before integration. Confirm that the operating temperature range of -10°C to +70°C aligns with your application's environmental conditions. Ensure compatibility with the required load capacitance of 20 pF for accurate frequency tuning. Cross-reference the datasheet specifications to validate electrical parameters for your circuit design.

Crystals Selection Notes

Select this component when a precise 14.7456 MHz timing source is required in a surface-mount layout. Consider the 50 ppm total stability and 50 ohm ESR for circuit matching. Evaluate the 4-SOJ form factor for space-constrained designs. Compare against other crystals if wider temperature ranges or different load capacitances are necessary for your specific application environment.

Crystals Part Context

This part belongs to the ECX-3SX series of surface-mount crystals from ECS Inc. International. These components are engineered for general-purpose timing applications requiring stable frequency output. The series offers various frequency options and package styles to accommodate diverse electronic design needs while maintaining consistent quality standards.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official ECS catalogs or distributor databases for direct equivalents with matching frequency, load capacitance, and package dimensions.