18QHTF21-45.1284-OE

Oscillators Overview

The 18QHTF21-45.1284-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 45.1284 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes enable/disable functionality for power management
• Utilizes a leadless SMD package for space-constrained designs

Oscillators Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 45.1284 MHz
• Embedded devices utilizing LVCMOS interfaces

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance specifications against the official datasheet before integration. Confirm that the 1.8V supply requirement aligns with the target system's power rails. Ensure the 4-SMD no-lead package footprint matches the PCB layout design to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a precise 45.1284 MHz timing source is required with low-voltage operation. The LVCMOS output is suitable for direct interfacing with standard digital logic families. Consider the enable/disable feature if dynamic power saving is necessary. Verify thermal performance within the specified operating temperature range for the intended application environment.

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 suffix OE indicates specific ordering or packaging variations defined by the manufacturer. This model provides a reliable timing solution for consumer and industrial electronics requiring stable clock signals.

Oscillators Replacement Considerations

Direct substitutes include other 45.1284 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pinout compatibility and electrical parameters such as phase noise and jitter. Cross-reference with Mercury Electronics' internal cross-reference lists for equivalent parts with identical form, fit, and function.