18QHTF21-27.912709-OE

Oscillators Overview

The 18QHTF21-27.912709-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind., Co., Ltd. It operates at a nominal frequency of 27.912709 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications with a supply voltage of 1.8V. It features an enable/disable control function to manage power consumption. The component is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. The operating temperature range extends from -40°C to +85°C, ensuring reliability across industrial environments.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes enable/disable functionality for power management
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• Industrial control systems requiring precise timing
• Consumer electronics utilizing low-voltage logic interfaces
• Communication devices needing stable clock signals

Oscillators Procurement Notes

Verify the specific suffix OE against the manufacturer's datasheet to confirm availability of the enable/disable feature and exact pinout configuration. Ensure the 1.8V supply voltage aligns with the target circuit design. Confirm the 2.0x1.6mm footprint matches the PCB layout requirements before finalizing orders.

Oscillators Selection Notes

Select this model when a low-profile 4-pin SMD oscillator is required for 27.912709 MHz applications. The 1.8V operation makes it suitable for modern low-power digital circuits. Consider the -40°C to 85°C range for industrial use cases where environmental stability is critical for timing accuracy.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF21 series of standard crystal oscillators. The series offers various frequencies within a small form factor. The 'OE' suffix typically denotes specific packaging or functional variations such as enable pins, distinguishing it from standard variants without control inputs.

Oscillators Replacement Considerations

Direct substitutes must match the 27.912709 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD 2.0x1.6mm package. Verify that replacement parts support the enable/disable function if required by the design.