18QHTF21-57.593667-PD

Overview

The 18QHTF21-57.593667-PD is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 57.593667 MHz with LVCMOS output logic. The device requires a 1.8V supply voltage and features a standby power-down mode. It is housed in a compact 4-SMD, No Lead package.

Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby power-down functionality
• Utilizes standard LVCMOS output logic

Applications

• General clock signal generation
• Digital circuit timing references
• Embedded system synchronization

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before procurement. Confirm that the 1.8V supply rail is stable and within the operational limits defined in the official datasheet to ensure reliable oscillator performance.

Selection Notes

Select this component when a precise 57.593667 MHz clock source is required for LVCMOS-compatible digital circuits. Ensure the application supports the 1.8V operating voltage and can accommodate the 4-SMD no-lead package dimensions for proper PCB layout integration.

Part Context

This part belongs to the QHTF series of surface-mount crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options, providing standardized solutions for timing applications requiring small form factors and low power consumption in consumer and industrial electronics.

Replacement Considerations

Direct substitutes must match the 57.593667 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pin compatibility and thermal characteristics before replacing.