402F270XXCDT

Crystals Overview

The CTS-Frequency Controls 402F270XXCDT is a surface-mount crystal resonator operating at a fundamental frequency of 27 MHz. It features a load capacitance of 18 pF and offers frequency stability and tolerance of ±15 ppm and ±30 ppm respectively, with an equivalent series resistance (ESR) of 100 Ohms. The component utilizes a 4-SMD, No Lead package measuring 2.00mm x 1.60mm x 0.55mm. It supports base harmonic operation within a temperature range of -20°C to +70°C and complies with RoHS3 standards.

Crystals Feature Summary

• Surface-mount design in a compact 4-SMD No Lead package
• Fundamental mode operation for stable frequency generation
• Compliance with RoHS3 environmental regulations

Crystals Applications

• General-purpose clock signal generation in embedded systems
• Timing reference for microcontroller units
• Frequency control in consumer electronic devices

Crystals Procurement Notes

Verify the specific suffix code against official CTS documentation to confirm exact electrical parameters, as generic part numbers may represent multiple variants. Confirm availability status directly with authorized distributors, as supply conditions change frequently. Ensure the selected variant matches the required load capacitance and frequency tolerance for the target circuit design before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 27 MHz fundamental frequency crystal is required for space-constrained applications. The 4-SMD form factor facilitates automated assembly processes. Verify that the ±15 ppm or ±30 ppm stability options meet the system's timing accuracy requirements. Ensure the operating temperature range of -20°C to +70°C aligns with the intended environmental conditions of the end product.

Crystals Part Context

This component belongs to the CTS 402 Series of surface-mount crystals. The series provides various frequency options in standardized small outlines. The 402F270XXCDT specifically addresses the common 27 MHz requirement found in many digital communication and processing circuits, offering a balance between performance and physical footprint.

Crystals Replacement Considerations

Direct substitutes include 402F27011CDR and 402F27012IDR from CTS-Frequency Controls. These alternatives share similar package dimensions and operational characteristics. Verify parameter equivalence regarding load capacitance and ESR before implementation.