18QHTF21-3.691-OE

Oscillators Overview

The 18QHTF21-3.691-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind., Co., Ltd. It operates at a frequency of 3.691 MHz and utilizes LVCMOS output logic levels. The device requires a supply voltage of 1.8V and features an Enable/Disable control function for power management. It is housed in a compact 4-SMD, No Lead package suitable for surface mount applications. The component supports an operating temperature range of -40°C to 85°C.

Oscillators Feature Summary

• Provides stable clock signals via LVCMOS output interface
• Includes enable/disable functionality for power control
• Designed for low-voltage operation at 1.8V

Oscillators Applications

• General purpose timing circuits
• Embedded systems requiring precise clock references
• Consumer electronics with space constraints

Oscillators Procurement Notes

Verify the specific suffix (OE) against the manufacturer's official documentation to confirm the exact electrical characteristics and pinout configuration. Ensure that the required operating temperature range and supply voltage align with the target system design before finalizing procurement decisions.

Oscillators Selection Notes

Select this component when a low-profile, surface-mount oscillator is required for 1.8V logic interfaces. Consider the 4-SMD package size for PCB layout constraints. Verify compatibility with the host controller's input requirements regarding LVCMOS signal levels and drive strength.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard XO oscillators from Mercury Electronic. The series offers various frequency options within a small form factor. The OE suffix typically denotes specific packaging or tape-and-reel configurations as defined by the manufacturer's ordering guide.

Oscillators Replacement Considerations

Direct substitutes include other 1.8V LVCMOS oscillators in 4-SMD packages with similar frequencies. Cross-reference with Mercury United Electronics Inc. listings for equivalent part numbers such as those in the 18QHTF53 series if package dimensions differ slightly.