403I33D12M00000

Crystals Overview

The CTS-Frequency Controls 403I33D12M00000 is a surface-mount fundamental mode crystal unit designed for precision timing applications. It operates at a nominal frequency of 12 MHz with a frequency tolerance of ±30 ppm and stability of ±50 ppm. The component features an equivalent series resistance (ESR) of 60 Ohms maximum and requires a load capacitance of 18 pF. Housed in a compact 4-SMD, No Lead package measuring 3.20mm x 2.50mm with a maximum height of 0.75mm, it supports operation within a temperature range of -20°C to 70°C.

Crystals Feature Summary

• Fundamental resonance mode operation ensures stable oscillation characteristics
• Compact surface-mount footprint facilitates automated assembly processes
• Compliant with RoHS3 standards for environmental safety

Crystals Applications

• Communications equipment
• Wireless infrastructure
• Enterprise systems

Crystals Procurement Notes

Verify the specific suffix 'I' against official documentation to confirm the exact tolerance and temperature grade specifications. Ensure that the required load capacitance matches the circuit design parameters before integration. Cross-reference the datasheet revision history to validate current manufacturing status and any potential form-fit-function changes.

Crystals Selection Notes

Select this component when a 12 MHz fundamental crystal with ±30 ppm tolerance is required in a small SMD package. Consider the 60 Ohm ESR limit during oscillator circuit design to ensure reliable startup. Evaluate the -20°C to 70°C operating range against the target application's thermal environment requirements.

Crystals Part Context

This part belongs to the 403 Series of crystals from CTS-Frequency Controls. The series offers various frequencies and packages, with the 403I variant typically denoting specific industrial or extended parameter sets compared to standard commercial grades. It serves as a core timing element for digital logic and microcontroller clock inputs.

Crystals Replacement Considerations

Direct substitute: 403C35D12M00000.