18QHTF21-39.8485-OE

Oscillators Overview

The 18QHTF21-39.8485-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 39.8485 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD, no lead package with dimensions of 2.0x1.6mm.

Oscillators Feature Summary

• Supports enable and disable control functions for power management
• Utilizes LVCMOS output logic for digital interface compatibility
• Compact surface-mount package design suitable for space-constrained applications

Oscillators Applications

• Digital signal processing systems requiring precise clock timing
• Communication equipment utilizing standard frequency references
• Embedded systems operating on low voltage supplies

Oscillators Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure correct functionality. Confirm that the OE suffix corresponds to the enable/disable feature set rather than other variants. Cross-reference the part number with the latest datasheet to validate electrical parameters and package dimensions before procurement.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside active power control capabilities. Ensure the system design accommodates the LVCMOS logic levels and the specific 2.0x1.6mm footprint. Verify frequency stability requirements align with the standard oscillator specifications provided in the technical data.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The series offers various standard frequencies and voltage options. Mercury Electronics has a long history in the quartz crystal industry, providing reliable timing solutions for electronic components.

Oscillators Replacement Considerations

The 18QHTF21-39.8485-PD is a related variant within the same series. However, it differs in control functionality, lacking the explicit enable/disable feature associated with the OE suffix. Substitution requires verification of power management circuitry compatibility.