SXT21419BA38-18.432M

Crystals Overview

The SXT21419BA38-18.432M is a surface-mount crystal oscillator manufactured by Suntsu Electronics, Inc. It operates at a fundamental frequency of 18.432 MHz with a load capacitance of 19 pF. The component exhibits a frequency stability of ±30 ppm and a tolerance of ±25 ppm. Its equivalent series resistance (ESR) is specified at 200 Ohms. The device supports base harmonic operation and functions within a temperature range of -10°C to +60°C. It utilizes a 4-SMD, no-lead package configuration.

Crystals Feature Summary

• Fundamental mode quartz crystal resonator for precise timing applications
• Surface mount design compatible with automated assembly processes
• Stable frequency output maintained across defined industrial temperature ranges

Crystals Applications

• Microcontroller clock sources
• Communication interface circuits
• Digital signal processing systems

Crystals Procurement Notes

Verify the specific ordering suffix against official Suntsu documentation to ensure correct frequency and tolerance specifications. Confirm package dimensions match PCB footprint requirements. Check for RoHS compliance status if required by project standards. Validate supplier authorization to guarantee genuine components. Review datasheet revisions for any parameter updates prior to final procurement decisions.

Crystals Selection Notes

Select this component when a 18.432 MHz reference is required for digital logic or communication interfaces. Ensure the 19 pF load capacitance matches the circuit design requirements. Verify that the ±30 ppm stability meets system timing accuracy needs. Consider the 200 Ohm ESR value for oscillator circuit compatibility. Confirm the operating temperature range aligns with the intended environmental conditions.

Crystals Part Context

This part belongs to the SXT214 series of surface-mount crystals from Suntsu Electronics. The series offers various frequencies and packages for general-purpose timing applications. The SXT21419BA38 variant specifically denotes the 18.432 MHz frequency with 19 pF load capacitance in a standard 4-SMD form factor.

Crystals Replacement Considerations

Direct substitutes must match the 18.432 MHz frequency, 19 pF load capacitance, and 4-SMD package. Verify equivalent ESR and stability specifications. Cross-reference pinout and mechanical dimensions for board compatibility.