9C-18.432MEEJ-T

Crystals Overview

The TXC CORPORATION 9C-18.432MEEJ-T is a quartz crystal resonator operating at a fundamental frequency of 18.432 MHz. It features a load capacitance of 18 pF and an equivalent series resistance (ESR) of 30 Ohms. The component offers a frequency stability and tolerance of ±10 ppm. Designed for surface mount installation, it utilizes the HC-49/US package with dimensions of 11.40mm length, 4.80mm width, and a maximum height of 4.10mm. The device operates within a temperature range of -20°C to +70°C.

Crystals Feature Summary

• Fundamental mode operation for precise clock signal generation
• Surface mount design compatible with automated assembly processes
• Standardized HC-49/US footprint ensuring mechanical interchangeability

Crystals Applications

• Embedded electronics requiring stable clock sources
• Control boards for industrial automation systems
• Microcontroller circuit timing references

Crystals Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS3 compliance status and check for recent Product Change Notices (PCN) regarding manufacturing updates. Ensure storage conditions align with moisture sensitivity level requirements to maintain performance integrity prior to soldering.

Crystals Selection Notes

Select this component when a fundamental frequency crystal is required for 18.432 MHz applications. Consider the ±10 ppm stability requirement against system timing budgets. Evaluate the HC-49/US package size constraints against available PCB real estate. Verify that the 30 Ohm ESR matches the oscillator circuit design specifications for reliable startup.

Crystals Part Context

This part belongs to the TXC 9C series of quartz crystals, which are widely used in consumer and industrial electronics. The series provides various frequency options within standardized packages. The 9C-18.432MEEJ-T specifically addresses timing needs for digital circuits requiring moderate accuracy and standard surface mount compatibility.

Crystals Replacement Considerations

Direct substitutes include other manufacturers' HC-49S/SMD crystals with identical 18.432 MHz frequency, 18 pF load capacitance, and ±10 ppm tolerance. Verify pinout compatibility and physical dimensions before substitution.