402F27011CKR

Crystals Overview

The 402F27011CKR is a fundamental mode crystal resonator manufactured by CTS-Frequency Controls. It operates at a nominal frequency of 27 MHz with a standard frequency tolerance of ±30ppm. The component features an 8pF load capacitance and an equivalent series resistance (ESR) of 100 Ohms. It is housed in a hermetically sealed ceramic surface-mount package, specifically a 4-SMD, No Lead configuration measuring 2.00mm x 1.60mm with a maximum height of 0.55mm. The device supports operation within a temperature range of -20°C to +70°C and complies with RoHS3 standards.

Crystals Feature Summary

• Hermetically sealed ceramic SMD package design
• Fundamental mode crystal operation
• Surface-mount installation type

Crystals Applications

• Frequency control circuits
• Oscillator applications
• RF signal generation

Crystals Procurement Notes

Verify the specific ordering suffix 'CKR' against official CTS documentation to confirm package and tolerance specifications. Ensure compatibility with the target circuit's load capacitance requirements. Check current availability status as distribution data may vary. Confirm that the selected variant meets the required environmental and regulatory standards for the intended application.

Crystals Selection Notes

Select this component for applications requiring a 27 MHz fundamental mode crystal in a compact surface-mount form factor. Consider the ±30ppm frequency tolerance and 100 Ohm ESR when designing oscillator circuits. Ensure the PCB layout accommodates the 4-SMD footprint dimensions. Verify that the operating temperature range aligns with the system's environmental conditions.

Crystals Part Context

This part belongs to the 402 Series of crystals from CTS-Frequency Controls, which covers a frequency range of 16–60MHz. The series utilizes fundamental mode designs suitable for various timing and frequency control needs. The 402F27011CKR specifically addresses the 27 MHz segment with an 8pF load capacitance requirement.

Crystals Replacement Considerations

Public confirmed substitute part numbers include 402F27011CAR and 402F27011CJR from CTS-Frequency Controls.