18QHTF21-86.400-OE

Overview

The 18QHTF21-86.400-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 86.4 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 with dimensions of 2.0 x 1.6 mm.

Feature Summary

• Integrates LVCMOS output logic for digital interface compatibility
• Includes hardware enable and disable control functionality
• Utilizes a leadless surface-mount package design

Applications

• Digital clock signal generation
• Data communication interfaces
• Embedded system timing references

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V operating voltage aligns with the power supply rails of the receiving component. Ensure the 4-SMD footprint matches the PCB layout constraints to guarantee proper soldering and mechanical stability during assembly.

Selection Notes

Select this component when a precise 86.4 MHz reference is required for low-voltage digital circuits. The LVCMOS output ensures direct interfacing with standard logic families without additional level shifting. The enable pin allows for power management strategies in battery-operated devices. Consider the small form factor for space-constrained portable electronics designs.

Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz frequency control products. The series includes various frequencies such as 8.64 MHz and 44.2 MHz, all sharing similar package and electrical characteristics. Mercury Electronics has been a pioneer in the crystal industry since 1973, providing reliable timing solutions.

Replacement Considerations

The 3QHTF21-86.400-OE is listed as an equivalent part number for the 18QHTF21-86.400-OE. Verify pinout compatibility and electrical specifications before substitution. No other substitute part numbers are confirmed in public documentation.