18QHTF21-27.428571-OE

Oscillators Overview

The 18QHTF21-27.428571-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 27.428571 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes enable/disable control capabilities. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Features integrated enable and disable functionality for power management
• Utilizes a leadless SMD package for automated assembly

Oscillators Applications

• Timing and clock signal generation in electronic devices
• Embedded systems requiring precise frequency references
• Digital communication interfaces

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the PCB footprint matches the 4-SMD, No Lead package dimensions provided in the official datasheet to prevent soldering issues during assembly.

Oscillators Selection Notes

Select this component when a stable 27.428571 MHz reference is required for LVCMOS-compatible circuits. Consider the 1.8V operating voltage constraint and the need for active enable/disable control. Evaluate the thermal performance within the specified operating temperature range to ensure reliability under varying environmental conditions.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series offers various frequencies with consistent LVCMOS outputs and 1.8V operation. The 'OE' suffix typically denotes specific packaging or tape-and-reel configurations as defined by the manufacturer's ordering guidelines.

Oscillators Replacement Considerations

Direct substitutes must match the 27.428571 MHz frequency, LVCMOS output type, 1.8V supply voltage, and 4-SMD no-lead package. Verify pinout compatibility and electrical specifications before substitution.