18QHTF21-25.000125-PD

Oscillators Overview

The 18QHTF21-25.000125-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 25.000125 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and includes a standby (power down) function to reduce power consumption when not in use. The component is housed in a compact 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby mode for power management
• Compact surface-mount form factor

Oscillators Applications

• General purpose clock generation in embedded systems
• Timing reference for microcontrollers
• Digital signal processing circuits

Oscillators Procurement Notes

Verify the specific ordering suffix and frequency tolerance against the manufacturer's official datasheet before procurement. Ensure the 1.8V supply voltage requirement aligns with the target system design. Confirm that the 4-SMD no-lead package matches the PCB footprint specifications to avoid assembly issues.

Oscillators Selection Notes

Select this component when a precise 25.000125 MHz timing source is required for low-voltage digital applications. Consider the LVCMOS output level and the availability of a standby control feature for power-sensitive designs. Evaluate the physical size constraints against the 2.00mm x 1.60mm package dimensions.

Oscillators Part Context

This part belongs to the QHTF series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies and voltage options within small SMD packages. This specific model represents a standard XO variant optimized for 1.8V operation.

Oscillators Replacement Considerations

Direct substitutes must match the 25.000125 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical characteristics with alternative manufacturers' offerings.