18QHTF21-41.66666-PD

Oscillators Overview

The 18QHTF21-41.66666-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 41.66666 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby and power-down functionality
• Utilizes LVCMOS output interface

Oscillators Applications

• General clock signal generation
• Digital circuit timing reference
• Embedded system synchronization

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against the specific application design before procurement. Confirm that the 1.8V supply rail is stable and within the operational limits defined in the official datasheet to ensure reliable oscillator performance.

Oscillators Selection Notes

Select this component when a precise 41.66666 MHz clock source is required in space-constrained designs. The small 2.0x1.6 mm footprint makes it suitable for dense PCB layouts. Ensure the host system supports the 1.8V logic levels and can manage the standby control signals effectively.

Oscillators Part Context

This model belongs to the 18QHTF21 series from Mercury Electronics, which specializes in frequency control products. The series offers various standard frequencies in a consistent surface-mount package format, providing designers with standardized options for timing applications across different electronic devices.

Oscillators Replacement Considerations

Direct substitutes must match the 41.66666 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package. Verify pin compatibility and thermal characteristics before replacing.