18QHTF21-57.613667-PD

Overview

The 18QHTF21-57.613667-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 57.613667 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby mode for power down functionality. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Feature Summary

• Supports low-voltage operation with 1.8V supply requirement
• Includes standby capability for power management
• Utilizes LVCMOS output interface

Applications

• General electronic circuit timing
• Digital signal processing systems
• Communication equipment clocking

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Confirm that the 1.8V supply voltage aligns with your power rails. Ensure the 4-SMD no-lead package footprint matches your PCB layout constraints to guarantee proper assembly and electrical connectivity.

Selection Notes

Select this component when a precise 57.613667 MHz reference is required with low power consumption. The LVCMOS interface ensures compatibility with standard digital logic families. Consider the standby feature if power efficiency during idle states is a critical design parameter for the target application.

Part Context

This part belongs to the QHTF series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies and voltage options within a small form factor. Mercury Electronics has a long history in quartz crystal manufacturing, providing reliable frequency control solutions for industrial and commercial markets.

Replacement Considerations

Direct substitutes must match the 57.613667 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and thermal characteristics before substitution.