18QHTF21-44.508-PD

Oscillators Overview

The 18QHTF21-44.508-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd, operating at a frequency of 44.508 MHz. It utilizes LVCMOS output logic and functions with a supply voltage of 1.8V. The device features a standby mode for power down control. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby functionality for power management
• Utilizes a leadless SMD package for surface mounting

Oscillators Applications

• General purpose clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific part number suffix against official Mercury Electronics documentation to confirm pinout and electrical characteristics. Ensure the selected variant matches the required supply voltage and output logic levels for the target application design.

Oscillators Selection Notes

Select this component when a 44.508 MHz clock source with LVCMOS outputs is required. Consider the 1.8V supply constraint and the need for standby control. Evaluate the 4-SMD no-lead package dimensions against the available PCB real estate.

Oscillators Part Context

This model belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies with standardized packaging and output types, providing consistent form factors for designers integrating multiple timing components.

Oscillators Replacement Considerations

Direct substitutes must match the 44.508 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD no-lead package. Verify pin compatibility and electrical specifications before substitution.