QT532S-16.384MAAJ-T

Overview

The QT532S-16.384MAAJ-T is a surface-mount crystal oscillator manufactured by QST, designed for precise timing applications. It operates at a fundamental frequency of 16.384 MHz with a frequency tolerance of ±30 ppm. The component features a load capacitance of 18 pF and an equivalent series resistance (ESR) of 40 Ohms maximum. It utilizes a 4-SMD, No Lead package configuration with dimensions of 5.00mm x 3.20mm. This device is RoHS compliant and suitable for automated assembly processes in electronic circuits requiring stable clock signals.

Feature Summary

• Provides stable frequency generation at 16.384 MHz
• Compact surface-mount design for space-constrained PCBs
• Low equivalent series resistance for efficient operation

Applications

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

Procurement Notes

Verify the specific suffix MAJ-T against official QST documentation to confirm frequency stability and package compatibility. Ensure that the ordering information matches the required load capacitance and ESR specifications for your circuit design. Cross-reference the manufacturer's latest datasheet to validate RoHS compliance status and recommended soldering profiles before procurement.

Selection Notes

Select this component when a 16.384 MHz reference is required with ±30 ppm accuracy. Consider the 18 pF load capacitance requirement for oscillator circuit matching. Evaluate the 40 Ohm ESR limit against the driving circuit capabilities. Compare physical dimensions against available board space constraints.

Part Context

This part belongs to the QT532S series of surface-mount crystals from QST. The series offers various frequencies and stability options. The MAJ-T suffix indicates specific performance characteristics within this family. These components are commonly used in consumer electronics and industrial control systems.

Replacement Considerations

Compatible substitutes include other 16.384 MHz SMD crystals with identical 18 pF load capacitance and similar ESR limits. Verify pinout and dimensional compatibility before substitution. Check manufacturer datasheets for direct cross-references.