SXT21419BB16-18.432M

Crystals Overview

The SXT21419BB16-18.432M 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 and an equivalent series resistance (ESR) of 200 Ohms. The component utilizes a 4-SMD, No Lead package configuration. Frequency stability is rated at ±30 ppm, and it supports an operating temperature range from -10°C to +60°C.

Crystals Feature Summary

• Provides stable frequency generation for clock signal applications
• Utilizes a compact surface-mount package design for automated assembly
• Maintains specified frequency tolerance within defined thermal limits

Crystals Applications

• Microcontroller clock sources
• Communication interface timing circuits
• Digital logic synchronization systems

Crystals Procurement Notes

Verify the specific ESR value against system requirements, as documentation indicates variations between 100 Ohms and 200 Ohms for this series. Confirm the operating temperature range aligns with environmental conditions. Ensure the 4-SMD footprint matches PCB layout constraints. Request official datasheets to validate frequency stability specifications before integration.

Crystals Selection Notes

Select this component when a 18.432 MHz reference is required with moderate stability needs. Consider the ±30 ppm tolerance relative to system jitter budgets. Evaluate the 19 pF load capacitance compatibility with the driving circuit. Assess the 4-SMD package suitability for space-constrained designs requiring leadless termination.

Crystals Part Context

This part belongs to the SXT21419 series of surface-mount crystals from Suntsu Electronics. The series offers various frequencies with consistent packaging standards. The BB16 suffix typically denotes specific electrical characteristics within the lineup. These components are designed for general-purpose timing applications in consumer and industrial electronics.

Crystals Replacement Considerations

Direct substitutes include other 18.432 MHz crystals with identical 19 pF load capacitance and 4-SMD no-lead packages. Verify that alternative parts meet or exceed the ±30 ppm stability and 200 Ohm ESR specifications. Ensure thermal performance matches the -10°C to +60°C requirement.