QT216S-38.400METQ-T

Overview

The QT216S-38.400METQ-T is a surface-mount crystal oscillator manufactured by QST, designed for applications requiring precise timing signals. It operates at a nominal frequency of 38.4 MHz with a fundamental operating mode. The component features a ±10ppm frequency tolerance and maintains ±10ppm stability across an extended temperature range of -30°C to 85°C. It utilizes a compact 2.0x1.6 mm package with a maximum seated height of 0.50mm (0.020 inches). The device supports a load capacitance of 12pF and is suitable for low-profile electronic designs.

Feature Summary

• Provides stable 38.4 MHz output with high precision frequency tolerance
• Compact 2.0x1.6 mm surface-mount footprint for space-constrained designs
• Operates reliably across wide industrial temperature ranges

Applications

• Precision timing circuits in embedded systems
• Clock generation for microcontrollers and digital signal processors
• Communication interface synchronization modules

Procurement Notes

Verify the specific suffix METQ-T against official QST documentation to confirm the exact electrical characteristics, including the 12pF load capacitance and ±10ppm stability parameters. Ensure the ordering part number matches the required temperature range and package dimensions before procurement. Cross-reference with authorized distributors to confirm availability and authenticity, as generic listings may lack detailed specification sheets.

Selection Notes

Select this component when a 38.4 MHz clock source is required with tight frequency stability constraints. The ±10ppm tolerance makes it suitable for sensitive communication protocols. Consider the 2.0x1.6 mm size for PCB layout efficiency. Verify that the system's load capacitance requirements align with the specified 12pF value to ensure accurate frequency operation without additional external compensation components.

Part Context

This model belongs to the QT216S series of quartz crystal oscillators from QST. The series is characterized by small form factors and high reliability for consumer and industrial electronics. The QT216S variants typically offer various frequency options and stability grades, catering to different timing accuracy needs within compact surface-mount packages.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.