18QHTF21-24.309438-PD

Oscillators Overview

The 18QHTF21-24.309438-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 24.309438 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a power-down function via a standby control input. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes power-down capability for energy management
• Utilizes LVCMOS output interface

Oscillators Applications

• Clock signal generation for digital circuits
• Embedded systems requiring precise timing
• Communication modules needing stable frequency references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure the 1.8V supply rail is stable to maintain oscillator performance. Confirm that the PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet to avoid assembly issues.

Oscillators Selection Notes

Select this component when a precise 24.309438 MHz clock source is required for LVCMOS-compatible logic families. Consider the 1.8V operating voltage constraint and the need for power-down functionality. Evaluate the small form factor suitability for space-constrained designs compared to larger packages.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF21 series of surface-mount crystal oscillators. The series typically offers various frequencies and voltage options within a standardized 2.0x1.6mm footprint. Mercury Electronics specializes in quartz crystal and oscillator manufacturing, providing frequency control solutions for electronic applications.

Oscillators Replacement Considerations

Direct replacements must match the 24.309438 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package. Verify pinout compatibility and electrical specifications with alternative manufacturers' components to ensure seamless integration without circuit redesign.