405C11A12M80000

Crystals Overview

The CTS-Frequency Controls 405C11A12M80000 is a parallel fundamental quartz crystal operating at a nominal frequency of 12.8 MHz. It features a surface mount package with dimensions of 5.0 mm x 3.2 mm x 0.85 mm. The component exhibits a frequency tolerance and stability of ±10 ppm, with a load capacitance of 10 pF. Equivalent series resistance is specified at 60 Ohms. It operates within a temperature range of -20°C to +70°C and complies with RoHS standards.

Crystals Feature Summary

• Surface mount design for automated assembly
• High frequency stability and tight tolerance
• Hermetic ceramic package construction

Crystals Applications

• Wireless communications systems
• IoT and IIoT devices
• Microcontroller clock sources
• Portable electronic equipment

Crystals Procurement Notes

Verify the specific suffix codes against official CTS documentation to confirm exact electrical parameters such as tolerance and load capacitance. Ensure the ordering part number matches the required frequency and package type. Confirm compliance requirements including RoHS status before finalizing procurement specifications.

Crystals Selection Notes

Select this component when a 12.8 MHz reference signal is required for digital circuits. Consider the 10 pF load capacitance compatibility with the oscillator circuit. Evaluate the ±10 ppm stability requirement against system timing constraints. Verify that the surface mount footprint fits the PCB layout constraints.

Crystals Part Context

This part belongs to the CTS Model 405 series of surface mount quartz crystals. The series offers various frequencies and package options designed for commercial applications. The 405 series utilizes AT-cut resonators for stable performance in standard operating environments.

Crystals Replacement Considerations

ECS-120-10-33B-CKM-TR is listed as a similar substitute part by ECS Inc.