18QHTF21-28.756-OE

Oscillators Overview

The 18QHTF21-28.756-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 28.756 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.

Oscillators Feature Summary

• Integrates enable and disable functionality for power management
• Utilizes LVCMOS output logic for digital interface compatibility
• Features a leadless surface-mount package design

Oscillators Applications

• General clock signal generation
• Digital circuit timing references
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target application specifications before procurement. Confirm that the 1.8V supply voltage aligns with the system power rails. Ensure the PCB footprint matches the 4-SMD no-lead package dimensions to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside precise frequency control. The enable pin allows for dynamic power state management in battery-operated devices. Consider the small form factor for space-constrained designs requiring reliable clock signals without the need for additional buffering or level shifting components.

Oscillators Part Context

This part belongs to the Mercury Electronics standard XO series, designed for general-purpose clock applications. The manufacturer specializes in quartz crystals and oscillators, offering various packages and frequencies. This specific model represents a compact solution for modern electronics requiring stable timing references at lower voltage levels.

Oscillators Replacement Considerations

Direct substitutes must match the 28.756 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package. Verify pinout compatibility and thermal characteristics. Cross-reference with other manufacturers' equivalent series ensuring identical electrical parameters and physical dimensions for seamless integration.