18QHTF21-57.743667-OE

Overview

The 18QHTF21-57.743667-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 57.743667 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Integrates enable and disable functionality for power management
• Utilizes a surface-mount SMD package for automated assembly

Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 57.743667 MHz
• Embedded devices utilizing LVCMOS interfaces

Procurement Notes

Verify the specific suffix 'OE' against official Mercury Electronic documentation to confirm the enable/disable function and voltage specifications. Ensure the operating temperature range and load capacitance requirements match the target circuit design before procurement. Cross-reference the part number with authorized distributors to confirm current availability and authenticity.

Selection Notes

Select this component when a precise 57.743667 MHz clock source is required with low-voltage 1.8V operation. The choice is appropriate for space-constrained designs due to the small 2.0x1.6mm footprint. Consider the LVCMOS output compatibility with downstream logic levels and verify that the enable pin requirement aligns with system power sequencing needs.

Part Context

This oscillator belongs to the QHTF series from Mercury Electronic, a manufacturer established in Taiwan specializing in quartz crystals and oscillators since 1973. The series typically offers various frequencies and voltages in compact SMD packages. This specific model represents a standard XO variant designed for general-purpose timing applications in consumer and industrial electronics.

Replacement Considerations

The part 18QHTF21-57.743667-PD is listed as a variant from the same manufacturer. Verify if the suffix change indicates differences in packaging or specific electrical tolerances before substitution.