18QHTF21-19.144-OE

Oscillators Overview

The 18QHTF21-19.144-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 19.144 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Integrates enable/disable functionality for efficient power management
• Delivers stable LVCMOS signal outputs for digital circuit interfacing
• Utilizes a compact 4-SMD no-lead package for space-constrained designs

Oscillators Applications

• Consumer electronics timing circuits
• Communication equipment clock sources
• Industrial control system synchronization

Oscillators Procurement Notes

Verify the specific ordering suffix and voltage requirements against the official datasheet before procurement. Ensure compatibility with the target PCB footprint and thermal specifications. Confirm that the enable pin configuration aligns with the system design to prevent unintended operation or excessive power consumption during idle states.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V supply is required alongside precise frequency stability. Consider the small form factor for dense board layouts. Evaluate the LVCMOS interface compatibility with downstream logic gates. Verify that the enable feature meets the system's power cycling requirements.

Oscillators Part Context

This oscillator belongs to Mercury Electronics' series of surface-mount crystal oscillators. The brand specializes in frequency control products, leveraging decades of expertise in quartz crystal manufacturing. This specific model represents a standard solution for applications needing reliable clock generation in minimal space.

Oscillators Replacement Considerations

Direct substitutes must match the 19.144 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package dimensions. Verify pinout compatibility and enable logic polarity. Consult manufacturer cross-reference lists for verified alternatives with identical electrical characteristics.