402F2501XIAR

Crystals Overview

The CTS-Frequency Controls 402F2501XIAR is a fundamental mode MHz crystal resonator designed for surface mount applications. It operates at a nominal frequency of 25 MHz with a load capacitance of 10pF. The component offers a frequency tolerance of ±10ppm and stability of ±15ppm. It features an equivalent series resistance (ESR) of 100 Ohms and functions within a temperature range of -40°C to 85°C. The package is a 4-SMD, no-lead type with dimensions of 2.00mm x 1.60mm x 0.55mm maximum height.

Crystals Feature Summary

• Fundamental oscillation mode operation
• Surface mount 4-SMD no-lead packaging
• Wide industrial operating temperature range

Crystals Applications

• Microcontroller clock sources
• Communication interface timing
• General purpose digital circuit synchronization

Crystals Procurement Notes

Verify the specific suffix 'XIAR' matches the required tape and reel configuration. Confirm that the 100 Ohm ESR and 10pF load capacitance align with the target oscillator circuit design. Ensure the 4-SMD footprint dimensions are compatible with the PCB layout constraints before finalizing procurement.

Crystals Selection Notes

Select this component when a 25 MHz fundamental mode crystal is required in a compact 2.0x1.6mm SMD package. It is suitable for designs needing ±10ppm initial tolerance and ±15ppm total stability over the -40°C to 85°C range. Consider the 100 Ohm ESR value for oscillator loop gain calculations.

Crystals Part Context

This part belongs to the CTS 402 Series of MHz crystals. The series typically covers frequencies from 16MHz to 60MHz. The 402F2501XIAR specifically targets applications requiring standard 25 MHz timing references in space-constrained surface mount environments.

Crystals Replacement Considerations

• 402F2501XAAR

Crystals FAQ

What is the operating mode of the 402F2501XIAR?

It operates in fundamental mode.

What is the maximum height of the package?

The maximum installation height is 0.55mm.