402F27111CAR

Crystals Overview

The 402F27111CAR is a surface-mount crystal manufactured by CTS-Frequency Controls. It operates at a fundamental frequency of 27.12 MHz with a frequency tolerance and stability of ±10 ppm. The component features an 8 pF load capacitance and an equivalent series resistance (ESR) of 100 Ohms. It utilizes a 4-SMD, no-lead package with dimensions of 2.00 mm x 1.60 mm and a maximum height of 0.55 mm. The device supports base harmonic operation within a temperature range of -20°C to +70°C.

Crystals Feature Summary

• Provides precise timing signals at 27.12 MHz with high frequency stability.
• Designed for compact surface-mount assembly in space-constrained circuits.
• Operates reliably across standard industrial temperature ranges.

Crystals Applications

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

Crystals Procurement Notes

Verify the specific suffix 'CAR' against official CTS documentation to confirm lead time and availability status, as supply chain conditions may vary. Ensure the selected variant matches the required load capacitance and package dimensions for your PCB layout. Cross-reference the manufacturer's latest datasheet to confirm RoHS compliance and environmental restrictions before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 27.12 MHz fundamental mode crystal is required for surface-mount applications. Ensure the circuit design accommodates the specified 8 pF load capacitance to maintain the ±10 ppm accuracy. Verify that the operating environment stays within the -20°C to +70°C range. Confirm that the 4-SMD footprint aligns with the board design rules and soldering profiles.

Crystals Part Context

This part belongs to the CTS 402 Series, which offers a range of miniature surface-mount crystals. The series is designed for general-purpose timing applications where small form factors are critical. The 402F27111CAR specifically addresses the need for stable 27.12 MHz oscillation in compact electronic devices.

Crystals Replacement Considerations

The 402F27111CKT is listed as a similar alternative from the same manufacturer. Verify compatibility regarding package dimensions and electrical parameters before substitution. Other variants in the 402 series may offer different tolerances or load capacitances.