18QHTF21-26.5942-PD

Oscillators Overview

The 18QHTF21-26.5942-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 26.5942 MHz with an LVCMOS output logic level. The device requires a 1.8V supply voltage and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Integrates a standby mode to reduce power consumption during inactive periods
• Utilizes LVCMOS output interface for digital circuit compatibility
• Designed in a small form factor surface-mount package

Oscillators Applications

• Portable electronic devices requiring low power operation
• Digital signal processing systems
• Communication equipment utilizing standard clock signals

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before ordering. Confirm that the 1.8V supply voltage aligns with your power rails. Ensure the PCB footprint matches the 2.0x1.6mm SMD package dimensions. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure joint integrity.

Oscillators Selection Notes

Select this component when a precise 26.5942 MHz clock source is needed with minimal power draw. The integrated power-down feature makes it suitable for battery-operated applications. Consider the LVCMOS output compatibility with your target microcontroller or FPGA. Evaluate the thermal performance within the confined 2.0x1.6mm package space.

Oscillators Part Context

This part belongs to the QHTF series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies and supply voltages. The 'PD' suffix indicates the inclusion of a power-down control pin. This model specifically targets applications needing a balance between timing accuracy and power efficiency in a small footprint.

Oscillators Replacement Considerations

Direct substitutes must match the 26.5942 MHz frequency, 1.8V supply, LVCMOS output, and 2.0x1.6mm package. Verify pinout compatibility if replacing with different manufacturers. Cross-reference with other Mercury models in the same series for potential pin-compatible alternatives.