402F27122IAR

Crystals Overview

The CTS-Frequency Controls 402F27122IAR is a surface-mount crystal oscillator operating at a fundamental frequency of 27.12 MHz. It features a load capacitance of 10 pF and an equivalent series resistance (ESR) of 100 Ohms. The component exhibits a frequency stability and tolerance of ±20 ppm. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm and a maximum seated height of 0.55mm. The device supports an operating temperature range of -20°C to +70°C and is supplied in tape and reel packaging.

Crystals Feature Summary

• Fundamental mode operation for precise frequency generation
• Compact 4-SMD no-lead surface mount design for space-constrained applications
• Stable performance within industrial temperature ranges

Crystals Applications

• Microcontroller clock sources
• Communication interface timing
• Digital signal processing circuits

Crystals Procurement Notes

Verify the specific suffix 'IAR' against official CTS documentation to confirm packaging and handling specifications. Ensure compatibility with reflow soldering profiles defined in the datasheet. Cross-reference the exact load capacitance requirements of the target circuit with the 10pF specification to maintain frequency accuracy. Confirm RoHS compliance status through current manufacturer declarations.

Crystals Selection Notes

Select this component when a 27.12 MHz fundamental frequency is required with ±20 ppm stability. The 10pF load capacitance must match the oscillator circuit design. Consider the 4-SMD package size for PCB layout constraints. Evaluate thermal requirements against the -20°C to +70°C operating range. Compare ESR values with oscillator driver strength capabilities.

Crystals Part Context

This part belongs to the CTS 402 series of surface-mount crystals. The series offers various frequencies and packages. The 402F27122IAR specifically targets applications needing 27.12 MHz timing. It provides a reliable solution for digital systems requiring stable clock signals. The series is known for consistent performance across manufacturing batches.

Crystals Replacement Considerations

Consult official CTS substitution guides for direct replacements. Verify electrical parameters including frequency, load capacitance, and ESR. Check package dimensions for mechanical fit. Ensure frequency stability meets system requirements.