402F27111CLR

Crystals Overview

The 402F27111CLR is a surface-mount MHz crystal manufactured by CTS-Frequency Controls. It operates at a nominal 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. Designed for fundamental mode operation, it utilizes a 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm and a maximum height of 0.55mm. The device supports a commercial operating temperature range of -20°C to +70°C and complies with RoHS3 standards.

Crystals Feature Summary

• Provides precise timing signals at 27.12 MHz with high frequency stability.
• Utilizes a compact 4-SMD surface-mount package for automated assembly.
• Operates in fundamental resonance mode with low equivalent series resistance.

Crystals Applications

• Microcontroller clock sources
• Communication module timing circuits
• Digital signal processing systems

Crystals Procurement Notes

Verify the specific suffix 'CLR' against the manufacturer's current datasheet to confirm package and tape/reel specifications. Ensure the design-in process accounts for the specified load capacitance and ESR values to maintain frequency accuracy within the required tolerance limits during production integration.

Crystals Selection Notes

Select this component when a 27.12 MHz fundamental frequency is required with ±10ppm stability. The 4-SMD form factor suits space-constrained PCB layouts. Confirm that the target application environment remains within the -20°C to +70°C operational range to ensure reliable performance without requiring extended temperature variants.

Crystals Part Context

This part belongs to the 402 Series of crystals from CTS-Frequency Controls. The series offers various standard frequencies in small surface-mount packages. The 402F27111CLR specifically addresses applications needing stable 27.12 MHz references in consumer and industrial electronics where moderate size and cost efficiency are prioritized.

Crystals Replacement Considerations

Public confirmed substitute part numbers include 402F27111CAR and 402F27111CJR from CTS-Frequency Controls. Verify pin compatibility and electrical parameters before substitution.