18QHTF21-40.925-OE

Oscillators Overview

The 18QHTF21-40.925-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 40.925 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 3.3V and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.

Oscillators Feature Summary

• Integrates LVCMOS output logic for digital signal interfacing
• Includes hardware enable and disable control functionality
• Designed in a small surface-mount package for space-constrained applications

Oscillators Applications

• General clock generation for embedded systems
• Timing reference for digital communication interfaces
• Clock source for microcontroller units

Oscillators Procurement Notes

Verify the specific operating temperature range and load capacitance requirements against the target circuit design before procurement. Confirm that the 3.3V supply voltage aligns with the system power rails. Ensure the enable pin logic levels are compatible with the controlling GPIO to prevent unintended state changes during operation.

Oscillators Selection Notes

Select this component when a precise 40.925 MHz timing reference is required in a minimal footprint. The integrated enable feature allows for power management optimization in battery-operated devices. Consider the LVCMOS output swing compatibility with downstream logic families to ensure signal integrity without additional buffering.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which focuses on low-profile surface-mount timing solutions. The series typically offers standard frequencies with fixed package dimensions, providing consistency across different frequency variants within the same product line for board layout standardization.

Oscillators Replacement Considerations

Direct substitutes include other 40.925 MHz LVCMOS oscillators in 2.0x1.6mm packages. Verify pinout compatibility and electrical specifications such as supply voltage and current consumption before swapping manufacturers.