18QHTF21-17.5025-PD

Oscillators Overview

The 18QHTF21-17.5025-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 17.5025 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a power-down mode capability. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports LVCMOS output interface
• Includes power-down functionality
• Compact 4-SMD no-lead package

Oscillators Applications

• General purpose digital timing circuits
• Embedded systems requiring low-voltage operation
• Consumer electronics with space constraints

Oscillators Procurement Notes

Verify the specific suffix 'PD' confirms power-down compatibility during procurement. Ensure the 1.8V supply requirement aligns with system design. Confirm the 4-SMD package dimensions match PCB footprint specifications before ordering to avoid assembly issues.

Oscillators Selection Notes

Select this component when a 17.5025 MHz clock signal is required with low voltage operation. Consider the power-down feature if energy efficiency is critical. Compare against OE variants if enable/disable control is preferred over power-down management.

Oscillators Part Context

This part belongs to the QHTF series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies and voltage options. The 18 prefix typically indicates the 1.8V supply variant within this product line.

Oscillators Replacement Considerations

Check for direct substitutes like 18QHTF21-17.5025-OE if enable/disable logic is acceptable instead of power-down. Verify pinout and electrical parameters match exactly before substituting.