18QHTF21-21.168-OE

Oscillators Overview

The 18QHTF21-21.168-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 21.168 MHz and utilizes LVCMOS output logic. The device requires a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications in electronic circuits requiring precise clock signals.

Oscillators Feature Summary

• Supports active high/low enable and disable functionality for power management
• Provides stable LVCMOS output signals for digital interface compatibility
• Utilizes a leadless SMD package for automated surface-mount assembly

Oscillators Applications

• Digital signal processing systems requiring precise timing references
• Communication equipment utilizing standard clock frequencies
• Embedded systems with low-voltage logic interfaces

Oscillators Procurement Notes

Verify the specific ordering suffix against official Mercury Electronics documentation to ensure correct voltage and package configuration. Confirm that the OE suffix aligns with required enable pin specifications. Cross-reference the part number with authorized distributors to validate authenticity and avoid counterfeit components. Ensure environmental compliance data matches project requirements.

Oscillators Selection Notes

Select this component when a 21.168 MHz frequency is required with 1.8V operation. Consider the LVCMOS output level for direct interfacing with compatible logic families. Evaluate the 4-SMD no-lead footprint against PCB layout constraints. Verify thermal performance within the specified operating temperature range for the target application environment.

Oscillators Part Context

This oscillator belongs to the QHTF series from Mercury Electronics, which specializes in quartz-based frequency control products. The series includes various models with different frequencies and voltages. Mercury Electronic has extensive experience in manufacturing crystals and oscillators, positioning itself as a pioneer in the Taiwan quartz industry since 1973.

Oscillators Replacement Considerations

Direct substitutes include other 21.168 MHz LVCMOS oscillators with 1.8V supply and similar footprints. Check datasheets for pinout compatibility and electrical parameter equivalence. Models like 18QHTF32-21.168-OE may offer dimensional differences but share functional similarities.