18QHTF21-3.1785-OE

Oscillators Overview

The 18QHTF21-3.1785-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co. Ltd. It operates at a frequency of 3.1785 MHz and utilizes an LVCMOS output signal type. The device supports a supply voltage range of 1.8V to 3.3V and features an enable/disable control function for power management. It is housed in a compact 4-SMD, no lead package designed for surface mount applications.

Oscillators Feature Summary

• Supports LVCMOS output signal compatibility
• Includes enable and disable control functionality
• Operates within a wide voltage supply range

Oscillators Applications

• General purpose clock generation
• Embedded system timing references
• Consumer electronics circuit boards

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before procurement. Confirm that the 4-SMD no lead package dimensions align with your PCB footprint. Ensure the selected supply voltage matches the operational range of the target circuit to guarantee stable performance.

Oscillators Selection Notes

Select this component when a low-cost, standard frequency reference is required for digital logic circuits. Consider the enable pin feature if power conservation during idle states is necessary. Verify that the LVCMOS output swing is compatible with the input thresholds of the receiving microcontroller or FPGA.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface mount oscillators from Mercury Electronics. The series offers various standard frequencies tailored for general electronic applications. The model suffix indicates specific electrical characteristics and packaging options consistent with the manufacturer's standard product line.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 series variants with identical frequency and package but different tolerances. Cross-reference with similar LVCMOS SMD oscillators from other manufacturers ensuring matching pinout and voltage requirements.