QT161S-25.000MAHI-T

Overview

The QT161S-25.000MAHI-T is a surface-mount quartz crystal oscillator manufactured by QST, operating at a nominal frequency of 25 MHz. It features a compact 4-SMD, no-lead package with dimensions of 1.6 x 1.2 x 0.35 mm. The component exhibits a load capacitance of 16 pF and maintains a frequency stability of ±30 ppm across the specified temperature range. This device is designed for precise timing applications requiring small form factors.

Feature Summary

• Compact surface-mount design suitable for space-constrained PCB layouts
• Seam seal construction ensuring reliable long-term performance
• Stable frequency output with defined load capacitance requirements

Applications

• Microcontroller clock sources
• Communication module timing circuits
• Digital signal processing systems

Procurement Notes

Verify the complete part number including suffixes to ensure correct load capacitance and tolerance specifications. Confirm package compatibility with automated placement equipment. Check manufacturer documentation for RoHS compliance status and recommended soldering profiles prior to integration into production lines.

Selection Notes

Select this component when a 25 MHz reference is required in a minimal footprint. Ensure circuit design accommodates the 16 pF load capacitance. Compare against alternatives if tighter frequency stability or different package sizes are necessary for specific environmental conditions.

Part Context

This crystal belongs to the QT161S series, which offers various frequency options and package configurations. It serves as a fundamental timing element in electronic assemblies where size reduction is critical without compromising signal integrity or operational reliability in standard commercial environments.

Replacement Considerations

Compatible substitutes include other 25 MHz crystals in identical 1.6x1.2mm packages with matching 16pF load capacitance and ±30ppm stability. Verify pinout and electrical parameters before substitution.