18QHTF21-57.353667-OE

Overview

The 18QHTF21-57.353667-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 57.353667 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature for power management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable pin for power control
• Standard XO configuration for general clocking needs

Applications

• General purpose clock generation in embedded systems
• Timing reference for digital signal processing circuits
• Clock source for microcontroller or FPGA interfaces

Procurement Notes

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

Selection Notes

Select this component when a stable 57.353667 MHz clock signal is required with low-voltage operation. The LVCMOS output is appropriate for standard digital logic families. Consider the enable/disable functionality if power efficiency is a priority. Verify thermal operating range compliance for the intended environment.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which offers various frequencies within the same package form factor. The suffix -OE typically denotes specific ordering or packaging variations defined by the manufacturer. Mercury Electronics specializes in quartz-based frequency control products, including oscillators and filters, providing standardized solutions for timing applications.

Replacement Considerations

Direct replacements must match the 57.353667 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Check datasheets for compatible parts from other manufacturers offering identical electrical parameters and pin configurations to ensure seamless integration without circuit redesign.