18QHTF21-39.315-OE

Oscillators Overview

The 18QHTF21-39.315-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 39.315 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes enable/disable control capabilities. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Integrates enable and disable functionality for power management
• Designed for surface-mount assembly via 4-SMD no lead package

Oscillators Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 39.315 MHz
• Embedded devices utilizing LVCMOS interfaces

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the system design specifications before procurement. Confirm that the 1.8V supply voltage aligns with the target circuit's power rails. Ensure the 4-SMD package footprint matches the PCB layout to guarantee proper soldering and mechanical stability during operation.

Oscillators Selection Notes

Select this component when a precise 39.315 MHz timing source is required within low-voltage environments. The LVCMOS output ensures direct interfacing with compatible digital logic families without additional level shifting. Consider the enable feature if dynamic power saving or clock gating is necessary for the application lifecycle.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronic Ind. Co., Ltd, which specializes in quartz frequency control products. The manufacturer has extensive experience in Taiwan's crystal industry, producing various oscillators and crystals. This specific model represents a standard XO variant optimized for modern surface-mount electronics.

Oscillators Replacement Considerations

Direct substitutes must match the 39.315 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package dimensions. Verify pinout compatibility and electrical characteristics such as phase noise and jitter if available in official datasheets.