402F260XXCDT

Crystals Overview

The CTS-Frequency Controls 402F260XXCDT is a surface-mount MHz crystal designed for frequency control applications. It operates at a fundamental frequency of 26 MHz with a load capacitance of 18 pF. The component features a frequency tolerance of ±15 ppm and a stability of ±15 ppm. It exhibits an equivalent series resistance (ESR) of 100 Ohms and functions in the fundamental mode. The device is housed in a compact 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm and a maximum height of 0.022 inches (0.55mm). It supports a wide operating temperature range from -40°C to +85°C.

Crystals Feature Summary

• Compact 4-SMD surface mount package suitable for automated assembly
• Fundamental mode operation for precise frequency generation
• Wide industrial temperature range capability

Crystals Applications

• Microcontroller clock sources
• Communication module timing
• Industrial control systems

Crystals Procurement Notes

Verify the specific suffix requirements against the official datasheet before ordering. Confirm that the selected variant matches the required load capacitance and tolerance specifications for the target circuit design. Ensure compatibility with reflow soldering profiles defined in the manufacturer's documentation to maintain component integrity during assembly processes.

Crystals Selection Notes

Select this component when a small footprint is required for 26 MHz applications. The 18pF load capacitance must match the oscillator circuit design. Consider the 100 Ohm ESR value for drive level sensitivity. The industrial temperature range makes it suitable for harsh environments compared to commercial grade alternatives.

Crystals Part Context

This part belongs to the 402 Series of surface-mount crystals from CTS-Frequency Controls. The series offers various frequencies and packages. The 402F260XXCDT specifically addresses the need for a 26 MHz reference in space-constrained designs. It utilizes standard quartz resonator technology encapsulated in a leadless SMD format for reliable performance.

Crystals Replacement Considerations

Direct substitutes include parts with identical electrical parameters and package dimensions. Verify pinout compatibility if replacing with similar components. Check for any changes in mounting recommendations or thermal characteristics when considering alternative manufacturers.