QT252G-14.31818MAHE-T

Overview

The QST QT252G-14.31818MAHE-T is a surface-mount crystal oscillator designed for high-frequency signal generation in compact electronic systems. Operating at a nominal frequency of 14.31818 MHz, this component utilizes quartz resonator technology to provide stable clock signals with low phase noise and high frequency stability across varying environmental conditions. The device is housed in a small outline package suitable for automated assembly processes, ensuring reliable performance in consumer electronics, telecommunications equipment, and digital signal processing applications where precise timing references are critical for system synchronization and data integrity.

Feature Summary

• Provides stable oscillation at a precise 14.31818 MHz frequency
• Utilizes quartz resonator technology for high frequency stability
• Designed for surface-mount integration into compact circuit boards

Applications

• Clock generation for digital signal processors
• Timing reference for telecommunications interfaces
• System clock source for consumer electronic devices

Procurement Notes

Verify the specific load capacitance requirements against your circuit design before procurement. Confirm that the operating temperature range aligns with your application's environmental constraints. Ensure the soldering profile matches the manufacturer's recommendations for surface-mount components to maintain frequency accuracy and mechanical integrity during assembly.

Selection Notes

Select this component when a fixed frequency of 14.31818 MHz is required for system clocks. Consider the package size constraints and available PCB space for surface-mount installation. Evaluate the need for low phase noise and high stability compared to other timing solutions like RC oscillators or programmable generators based on your specific signal integrity requirements.

Part Context

This part belongs to the family of quartz crystal oscillators manufactured by QST. These components are standard timing elements used to replace discrete crystal and load capacitor networks with integrated oscillator solutions. They offer improved reliability and reduced board space compared to traditional discrete timing circuits, serving as fundamental building blocks for synchronous digital logic and communication protocols.

Replacement Considerations

Consult official substitution lists from QST or authorized distributors for direct pin-compatible alternatives. Verify that any replacement maintains the exact 14.31818 MHz frequency and compatible package dimensions. Cross-reference electrical specifications such as load capacitance and drive level to ensure functional equivalence in the target circuit.