QT325S-13.2415MEDE-T

Overview

The QT325S-13.2415MEDE-T is a quartz crystal resonator manufactured by QST, designed for surface-mount applications. It operates at a fundamental frequency of 13.2415 MHz and utilizes a 4-SMD, No Lead package with dimensions of 3.2mm x 2.5mm x 0.7mm. The component features a load capacitance of 10pF and an equivalent series resistance (ESR) of 50 Ohms. Frequency stability is specified at ±10ppm within the -20°C to +70°C temperature range, as indicated by the 'E' suffix in the part number.

Feature Summary

• Compact surface-mount design suitable for space-constrained PCB layouts
• High frequency stability ensuring precise timing performance
• Low equivalent series resistance for efficient circuit operation

Applications

• Microcontroller clock sources
• Real-time clock circuits
• Communication interface timing

Procurement Notes

Verify the specific temperature coefficient and load capacitance requirements against your circuit design before procurement. Ensure the selected variant matches the required operating temperature range and frequency tolerance. Confirm package compatibility with your assembly process. Cross-reference the full part number to ensure the correct stability grade is obtained.

Selection Notes

Select this component based on the required 13.2415 MHz frequency and ±10ppm stability. Consider the 10pF load capacitance when designing the oscillator circuit. Evaluate the 4-SMD package size for board space constraints. Verify the ESR value matches the oscillator driver strength capabilities.

Part Context

This part belongs to the QT325S series of thin-film quartz crystals from QST. These components are engineered for general-purpose timing applications requiring high reliability and small form factors. The series offers various frequency options and stability grades to suit different electronic device requirements.

Replacement Considerations

Direct substitutes include other QT325S variants with matching 13.2415 MHz frequency and ±10ppm stability. Ensure replacement parts maintain the same 10pF load capacitance and 50 Ohm ESR specifications.