18QHTF21-75.316667-OE

Overview

The 18QHTF21-75.316667-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 75.316667 MHz and utilizes LVCMOS output logic levels. The device supports an active enable/disable control function for power management. It is designed to operate with a supply voltage of 1.8V. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly processes.

Feature Summary

• Standard crystal oscillator configuration providing stable timing signals
• LVCMOS output interface compatible with digital logic circuits
• Integrated enable/disable pin functionality for power optimization
• Low-profile 4-SMD no-lead surface mount package design

Applications

• General purpose clock signal generation in embedded systems
• Timing reference sources for digital communication interfaces
• Power-sensitive portable electronic devices requiring low voltage operation

Procurement Notes

Verify the specific ordering suffix OE against the manufacturer's current datasheet to ensure compatibility with required tolerance and temperature range specifications. Confirm that the 1.8V supply voltage aligns with the target system's power rail before procurement. Ensure the 4-SMD no lead package footprint matches the PCB layout design rules to prevent assembly errors during surface mount placement.

Selection Notes

Select this component when a precise 75.316667 MHz frequency is required for LVCMOS-compatible digital circuits. The choice is appropriate for applications necessitating an enable/disable feature to manage standby power consumption effectively. Consider the 1.8V operating voltage constraint to ensure it matches the available power supply infrastructure within the target electronic design environment.

Part Context

This part belongs to the Mercury Electronics 18QHTF series of standard crystal oscillators. The series offers various frequency options within a small form factor. Mercury Electronic Ind. Co. Ltd specializes in quartz frequency control products, including crystals, oscillators, and filters, serving global electronics markets with precision timing solutions.

Replacement Considerations

Cross-reference other models within the 18QHTF series from Mercury Electronics for alternative frequencies or voltage options. Verify electrical parameters such as load capacitance and drive level against the original specification sheet before substituting any similar oscillator components.