QTT252-38.400MDN-T

Overview

The QTT252-38.400MDN-T is a Temperature Compensated Crystal Oscillator (TCXO) manufactured by QST Products, LLC. It operates at a nominal frequency of 38.4 MHz and delivers a clipped sine wave output signal. The device functions with a supply voltage of 1.8V and maintains a frequency stability of ±2 ppm across the operating temperature range of -30°C to +85°C. It utilizes a surface-mount package measuring 2.5 x 2.0 mm.

Feature Summary

• Provides precise frequency generation through integrated temperature compensation for stable operation in varying thermal environments.
• Delivers a clipped sine wave output suitable for digital clocking applications requiring specific waveform characteristics.
• Designed for low-power consumption within compact surface-mount form factors.

Applications

• Wireless communication modules requiring stable clock references
• Portable electronic devices with limited power budgets
• Industrial control systems operating in wide temperature ranges

Procurement Notes

Verify component authenticity by cross-referencing the manufacturer's part number with official datasheets from QST Products, LLC. Confirm that the received units match the specified 1.8V supply requirement and 38.4 MHz frequency. Ensure handling procedures comply with electrostatic discharge (ESD) protection standards for sensitive surface-mount oscillators during storage and assembly.

Selection Notes

Select this component when a 38.4 MHz reference is required with high stability over a wide industrial temperature range. The 1.8V supply voltage makes it suitable for modern low-voltage digital circuits. Consider the clipped sine wave output format compatibility with downstream logic inputs before integration into the design.

Part Context

This oscillator belongs to the QTT252 series, which features compact 2.5x2.0mm packages designed for space-constrained electronics. The series offers various frequency options and stability grades, positioning these components as reliable timing sources for consumer and industrial applications demanding precision and reliability.

Replacement Considerations

Direct substitutes include the QTT252-38.400MBS-T and QTT252-38.400MDN-T variants from compatible manufacturers such as TXC Corporation, provided they meet identical electrical specifications including 1.8V supply, ±2ppm stability, and clipped sine wave output.