18QHTF21-24.576-PD

Oscillators Overview

The 18QHTF21-24.576-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 24.576 MHz and utilizes LVCMOS output logic. The device requires a supply voltage of 1.8V and features a standby power-down function for energy efficiency. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. The component supports an operating temperature range from -40°C to 85°C, ensuring reliability in various industrial and consumer environments.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V with LVCMOS output compatibility
• Includes standby mode functionality for power reduction
• Designed in a small surface-mount package for space-constrained applications

Oscillators Applications

• Industrial control systems requiring precise timing
• Consumer electronics utilizing low-power interfaces
• Communication modules needing stable clock signals

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure that the 1.8V supply rail is stable and within the specified limits to maintain oscillator performance. Confirm that the PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet to avoid assembly issues.

Oscillators Selection Notes

Select this model when a 24.576 MHz clock signal is required with low voltage constraints. Consider the LVCMOS interface for direct compatibility with digital logic circuits. Evaluate the thermal environment to ensure operation within the -40°C to 85°C range. Compare size constraints against other packages if space is limited, noting the 2.0x1.6 mm form factor.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options, all sharing similar package styles and functional characteristics. This specific variant focuses on the 24.576 MHz frequency point, catering to applications requiring this common clock rate in low-power designs.

Oscillators Replacement Considerations

Direct substitutes must match the 24.576 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify equivalent specifications from other manufacturers if sourcing alternatives, ensuring identical electrical and mechanical parameters.