18QHTF21-57.393667-OE

Overview

The 18QHTF21-57.393667-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 57.393667 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, No Lead package suitable for surface-mount applications.

Feature Summary

• LVCMOS output logic interface
• Enable/Disable control functionality
• Compact 4-SMD no lead package

Applications

• General clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Procurement Notes

Verify the specific frequency tolerance and stability specifications against the official datasheet prior to procurement. Confirm that the 1.8V supply voltage aligns with the target system design requirements. Ensure the 4-SMD package dimensions are compatible with the intended PCB layout and manufacturing processes.

Selection Notes

Select this component when a precise 57.393667 MHz clock source is required for low-voltage digital systems. The LVCMOS output is suitable for direct interfacing with standard logic families. Consider the enable/disable feature if power management or clock gating is necessary for the application.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz-based frequency control products. The manufacturer has a history dating back to 1973, focusing on crystal oscillators and related timing components. This series typically offers standard performance levels for general-purpose electronic applications.

Replacement Considerations

Cross-reference with other 18QHTF21 variants having identical frequency and package dimensions. Verify compatibility with existing LVCMOS drivers and ensure supply voltage matches the 1.8V requirement before substitution.