402F27111CKR

Crystals Overview

The 402F27111CKT is a surface-mount crystal oscillator manufactured by CTS-Frequency Controls. It operates at a fundamental frequency of 27.12 MHz with a frequency stability and tolerance of ±10ppm. The component features an 8pF load capacitance and an equivalent series resistance (ESR) of 100 Ohms. It is housed in a compact 4-SMD, no-lead package measuring 2.00mm x 1.60mm with a maximum height of 0.55mm. Designed for operation between -20°C and +70°C, it complies with RoHS3 standards and has a moisture sensitivity level of 1.

Crystals Feature Summary

• Fundamental mode operation for precise timing applications
• Compact 4-SMD no-lead surface mount package design
• Compliant with RoHS3 environmental standards

Crystals Applications

• General purpose timing circuits requiring stable 27.12 MHz reference
• Consumer electronics utilizing surface mount assembly processes
• Industrial control systems operating within standard commercial temperature ranges

Crystals Procurement Notes

Verify the specific suffix against official documentation to confirm exact electrical parameters and packaging configuration. Cross-reference the manufacturer's current product status as availability may vary. Ensure compatibility with existing PCB footprint dimensions and reflow soldering profiles specified in the datasheet. Confirm RoHS compliance requirements match project specifications before finalizing procurement decisions.

Crystals Selection Notes

Select this component when a 27.12 MHz fundamental frequency crystal is required for space-constrained designs. The 8pF load capacitance must align with the host circuit's oscillator requirements. Consider the ±10ppm stability limit for application precision needs. The 4-SMD package suits automated surface mount manufacturing lines. Verify thermal operating range suitability for the intended environment.

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 optimized for high-volume production. The 402F27111CKT specifically targets applications needing a 27.12 MHz reference in a small form factor. It represents a standard solution for timing needs in modern electronic assemblies.

Crystals Replacement Considerations

The 402F27111CAR is listed as a similar alternative by the manufacturer. Verify pinout compatibility and electrical parameter equivalence before substitution. Ensure the replacement maintains the same load capacitance and frequency stability requirements.