18QHTF21-57.593667-OE

Overview

The 18QHTF21-57.593667-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 57.593667 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD surface-mount package without lead, suitable for space-constrained electronic applications requiring precise timing signals.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes enable/disable functionality for power management
• Utilizes a lead-free 4-SMD surface-mount package design

Applications

• Digital signal processing systems
• Communication equipment timing circuits
• Microcontroller clock sources

Procurement Notes

Verify the exact frequency tolerance and load capacitance specifications against the official datasheet before integration. Confirm that the 1.8V supply voltage aligns with the target system's power rails. Ensure the 4-SMD footprint matches the PCB layout requirements. Check for any specific handling instructions regarding electrostatic discharge sensitivity during assembly.

Selection Notes

Select this component when a precise 57.593667 MHz clock signal is required in a low-voltage environment. The LVCMOS output ensures compatibility with standard digital logic families. The enable pin allows for dynamic power control, which is beneficial for battery-operated devices. Consider the thermal performance and operating temperature range to ensure reliability under expected environmental conditions.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, a supplier specializing in quartz crystals and oscillators. The series typically offers various frequencies within a small form factor. Mercury Electronics has a history of manufacturing frequency control products, providing options for standard and specialized timing needs in consumer and industrial electronics.

Replacement Considerations

Direct substitutes must match the 57.593667 MHz frequency, 1.8V operation, LVCMOS output, and 4-SMD package. Verify equivalent electrical parameters such as phase noise and stability. Consult manufacturer cross-reference lists for approved alternatives.