18QHTF21-40.885-OE

Oscillators Overview

The 18QHTF21-40.885-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 40.885 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, requiring a supply voltage of 1.8V. It features an enable and disable control function to manage power consumption. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• Supports active high or low enable/disable functionality for power management
• Provides stable clock signals via LVCMOS output interface
• Designed for low-voltage operation with 1.8V supply requirement

Oscillators Applications

• Embedded system clock generation
• Digital signal processing circuits
• Communication module timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package dimensions fit within your PCB footprint constraints. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure reliable assembly.

Oscillators Selection Notes

Choose this oscillator when a precise 40.885 MHz reference is required for LVCMOS-compatible digital logic. Consider the 1.8V operating voltage if your system uses low-power microcontrollers or FPGAs. The enable pin allows for dynamic power saving during idle states. Evaluate the thermal performance and stability needs of your application to ensure this standard XO meets long-term reliability standards.

Oscillators Part Context

This part belongs to the Mercury Electronics SMD oscillator series, which includes various frequencies and package types. The 'OE' suffix typically denotes a specific output configuration or packaging variant within their product line. Mercury Electronics is a established manufacturer of quartz crystals and oscillators, known for producing components for consumer electronics and industrial applications.

Oscillators Replacement Considerations

Direct replacements must match the 40.885 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD no-lead package. Verify pinout compatibility and electrical characteristics such as phase noise and jitter if critical. Consult manufacturer cross-reference lists for equivalent parts from other suppliers.