18QHTF21-19.879-OE

Oscillators Overview

The 18QHTF21-19.879-OE is a 19.879 MHz crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates with LVCMOS output signals and features an enable/disable control function powered by a 1.8V supply voltage. The component utilizes a 4-SMD, No Lead surface mount package for compact integration. Designed for standard timing applications, it ensures reliable clock signal generation within electronic circuits requiring precise frequency stability.

Oscillators Feature Summary

• Supports enable and disable functionality for power management
• Provides LVCMOS output signal compatibility
• Utilizes a compact 4-SMD no lead surface mount package

Oscillators Applications

• Timing and clock signal generation in electronic devices
• Embedded systems requiring precise frequency references
• Consumer electronics with space-constrained designs

Oscillators Procurement Notes

Verify the specific operating temperature range and frequency stability parameters against the official datasheet before procurement. Ensure the 1.8V supply voltage requirement aligns with the target circuit design. Confirm that the LVCMOS output levels are compatible with the receiving logic inputs to prevent signal integrity issues during operation.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V oscillator is required for precise timing applications. Consider the 4-SMD package size for PCB layout constraints. Verify that the enable/disable feature meets system power management requirements. Ensure the operating temperature range covers the intended environmental conditions of the final application.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. has over forty years of experience manufacturing quartz crystals and frequency control products. As a pioneer in Taiwan's quartz industry since 1973, the company specializes in oscillators and crystals. This model represents their standard XO series designed for general-purpose timing needs.

Oscillators Replacement Considerations

Check for direct substitutes from Mercury United Electronics Inc. such as the 18QHTF21-13.1313-OE or 18QHTF21-6.1679-OE if different frequencies are acceptable. Ensure any replacement maintains the same 1.8V supply, LVCMOS output, and 4-SMD package form factor.