18QHTF21-28.45056-PD

Oscillators Overview

The 18QHTF21-28.45056-PD is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 28.45056 MHz and utilizes LVCMOS output logic. The device requires a supply voltage of 1.8V and features a standby power-down mode for energy efficiency. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications.

Oscillators Feature Summary

• Supports low-voltage operation with 1.8V supply
• Includes standby power-down functionality
• Utilizes LVCMOS output logic interface

Oscillators Applications

• General electronic timing circuits
• Digital signal processing systems
• Communication equipment

Oscillators Procurement Notes

Verify the RoHS compliance status through official manufacturer documentation or authorized distributor channels before procurement. Confirm that the specific ordering suffix matches the required operational parameters. Ensure compatibility with the target PCB footprint and soldering profiles to maintain component integrity during assembly processes.

Oscillators Selection Notes

Select this component when a precise 28.45056 MHz clock source is required for low-power digital designs. Consider the 1.8V operating voltage constraint and LVCMOS compatibility with downstream logic levels. Evaluate the 4-SMD package dimensions against available board space constraints to ensure proper mechanical fitment.

Oscillators Part Context

This part belongs to the QHTF series of quartz oscillators from Mercury Electronic Ind. Co., Ltd. The company specializes in frequency control products including crystals and oscillators. This specific model represents a standard XO variant optimized for modern surface-mount manufacturing requirements.

Oscillators Replacement Considerations

Cross-reference compatible parts within the same QHTF family sharing identical frequency and voltage specifications. Verify pinout and dimensional compatibility before substituting with alternative manufacturers' offerings to ensure seamless integration.