402F27112IJT

Crystals Overview

The 402F27112IJT is a surface-mount crystal manufactured by CTS-Frequency Controls. It operates at a fundamental frequency of 27.12 MHz with a frequency stability and tolerance of ±10ppm. The component features a load capacitance of 9pF and an equivalent series resistance (ESR) of 100 Ohms. 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 base harmonic operation and functions within a temperature range of -40°C to +85°C.

Crystals Feature Summary

• Surface-mount design in a compact 4-SMD No Lead package
• High frequency stability of ±10ppm for precise timing applications
• Operates at fundamental resonance mode

Crystals Applications

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

Crystals Procurement Notes

Verify the specific suffix 'IJT' against official CTS documentation to confirm package and tape/reel specifications. Ensure compatibility with existing PCB footprints measuring 2.00mm x 1.60mm. Confirm that the 9pF load capacitance matches the circuit design requirements before integration.

Crystals Selection Notes

Select this component when a 27.12 MHz reference with tight ±10ppm stability is required. The low ESR of 100 Ohms suits standard oscillator circuits. Verify that the operating temperature range of -40°C to +85°C meets environmental constraints. Ensure the 4-SMD form factor fits the available board space.

Crystals Part Context

This part belongs to the CTS 402 Series of surface-mount crystals. The series offers various frequencies and packages optimized for consumer electronics and industrial applications. The 402F27112IJT specifically provides a 27.12 MHz output in a small footprint suitable for dense PCB layouts.

Crystals Replacement Considerations

Direct substitutes include other 27.12 MHz crystals with 9pF load capacitance and similar SMD dimensions. Verify ESR and stability specifications match the original design requirements.