402F271XXCLT

Crystals Overview

The CTS-Frequency Controls 402F271XXCLT is a surface-mount fundamental mode quartz crystal resonator designed for precision timing applications. It operates at a nominal frequency of 27.12 MHz with a frequency stability and tolerance of ±15 ppm. The component features a load capacitance of 12 pF and an equivalent series resistance (ESR) of 100 Ohms. Housed in a compact 4-SMD, No Lead package measuring 2.00mm x 1.60mm x 0.55mm, it supports a commercial operating temperature range of -40°C to +85°C. This device complies with RoHS3 standards and carries an EAR99 classification.

Crystals Feature Summary

• Fundamental mode operation ensures stable oscillation characteristics for precise clock generation.
• Compact 4-SMD no-lead package facilitates automated surface-mount assembly processes.
• Commercial grade temperature range suitability for standard electronic equipment environments.

Crystals Applications

• Microcontroller clock source circuits
• Communication module timing references
• Consumer electronics control boards

Crystals Procurement Notes

Verify the specific suffix requirements against the official CTS datasheet to ensure compatibility with circuit design parameters. Confirm that the 402F271XXCLT variant meets all electrical specifications required for the target application before finalizing procurement decisions.

Crystals Selection Notes

Select this component when a 27.12 MHz fundamental frequency with ±15 ppm stability is required. Ensure the design accommodates the 12 pF load capacitance and 100 Ohm ESR limits. Verify that the 4-SMD footprint matches the PCB layout constraints and thermal management requirements.

Crystals Part Context

This part belongs to the CTS 402 Series of surface-mount crystals. The series offers various frequencies and package sizes optimized for high-volume manufacturing. The 402F271XXCLT specifically addresses needs for compact timing solutions in space-constrained electronic designs requiring reliable frequency control.

Crystals Replacement Considerations

Consult the manufacturer's substitution guide for direct replacements. Ensure any substitute part matches the 27.12 MHz frequency, 12 pF load capacitance, and 4-SMD package dimensions to maintain mechanical and electrical compatibility.