18QHTF21-3.579-OE

Oscillators Overview

The 18QHTF21-3.579-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a nominal frequency of 3.579 MHz and utilizes LVCMOS output logic levels. The component is designed for low-voltage applications, requiring a supply voltage of 1.8V. It features an enable/disable function to manage power consumption during inactive periods. The device is housed in a compact 4-SMD surface-mount package, suitable for space-constrained circuit designs.

Oscillators Feature Summary

• Standard XO configuration with LVCMOS output interface
• Integrated enable and disable control functionality
• Low voltage operation at 1.8V supply
• Compact 4-SMD surface-mount packaging

Oscillators Applications

• Timing and clock signal generation in electronic devices
• Embedded systems requiring precise frequency references
• Consumer electronics with limited board space
• Industrial control circuits needing stable oscillation

Oscillators Procurement Notes

Verify the exact specifications directly from the manufacturer's datasheet before integration. The provided image is a representation only; confirm pinout, tolerance, and temperature range details. Ensure compatibility with the target system's voltage requirements and environmental conditions. Cross-reference part numbers carefully as suffixes may indicate specific variations.

Oscillators Selection Notes

Select this component when a 3.579 MHz frequency reference is required in a low-power environment. The 1.8V supply requirement makes it suitable for modern portable devices. Consider the enable/disable feature if power management is critical. Verify that the 4-SMD package fits within the available PCB footprint constraints.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a Taiwan-based manufacturer specializing in frequency-control products including quartz crystals and oscillators. Established in 1973, the company has a history of producing timing components ranging from kHz to hundreds of MHz. This model belongs to their series of surface-mount crystal oscillators designed for various commercial and industrial applications.

Oscillators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official distributor databases or manufacturer cross-reference guides for compatible alternatives. Ensure any replacement matches the frequency, voltage, package, and output logic specifications.