18QHTF21-36.840-OE

Oscillators Overview

The 18QHTF21-36.840-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a fixed frequency of 36.84 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications, specifically requiring a 1.8V supply voltage. A key functional characteristic is the inclusion of an Enable/Disable control pin, allowing for power management flexibility in timing circuits. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly processes.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable functionality for power control
• Low-voltage operation at 1.8V supply
• Surface-mount 4-SMD no-lead package design

Oscillators Applications

• Digital signal processing timing references
• Communication equipment clock sources
• Embedded system microcontroller clocks
• Consumer electronics timing circuits

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a precise 36.84 MHz reference is required with low power consumption capabilities. The enable/disable feature makes it suitable for battery-operated devices or systems requiring dynamic power state management. Consider the LVCMOS output swing levels to ensure compatibility with downstream logic inputs without additional buffering.

Oscillators Part Context

This part belongs to the 18QHTF21 series of low-voltage oscillators from Mercury Electronics. The series offers various frequencies and voltage options, all sharing the same compact form factor and enable/disable functionality. This specific model provides the 36.84 MHz variant within the 1.8V operational range.

Oscillators Replacement Considerations

Direct substitutes must match the 36.84 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical specifications with alternative manufacturers' components to ensure seamless integration without circuit redesign.

Oscillators FAQ

What is the output logic type of the 18QHTF21-36.840-OE?

The output logic type is LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor).

Does this oscillator support power saving modes?

Yes, it includes an Enable/Disable function that allows the user to control the oscillator's operation state.