405C11B26M00000

Crystals Overview

The CTS-Frequency Controls part number 405C11B26M00000 is a parallel fundamental quartz crystal designed for surface mount applications. It operates at a nominal frequency of 26 MHz with a load capacitance of 13 pF. The component features a frequency tolerance and stability of ±10 ppm, ensuring high precision in timing circuits. It utilizes a 4-SMD, no-lead package measuring 5.00 mm x 3.20 mm x 0.85 mm. The equivalent series resistance (ESR) is specified at 50 Ohms, and the drive level is 10 µW. The device supports an operating temperature range from -20°C to +70°C.

Crystals Feature Summary

• Hermetic ceramic surface mount package construction
• Fundamental crystal design for stable frequency generation
• High Q quartz resonator integration

Crystals Applications

• Wireless communications devices
• IoT and IIoT applications
• FPGA and microcontroller clock sources
• USB interfaces
• Portable equipment

Crystals Procurement Notes

Verify the specific suffix codes against official CTS documentation to confirm exact electrical parameters and packaging options. Ensure compatibility with target circuit load capacitance requirements. Confirm RoHS compliance status through current manufacturer declarations. Check for any recent product change notices that may affect specifications or availability.

Crystals Selection Notes

Select this component when a 26 MHz reference signal is required with tight ±10 ppm tolerance. The 13 pF load capacitance must match the oscillator circuit design. Consider the 50 Ohm ESR for impedance matching. Verify that the -20°C to +70°C temperature range meets environmental constraints. Ensure the SMD footprint fits the PCB layout density requirements.

Crystals Part Context

This component belongs to the CTS Model 405 series, which offers reduced size for high-density circuit board applications. The series provides reliable precision and excellent shock performance. It is suitable for wireless telecommunication devices and general commercial electronics requiring stable frequency references.

Crystals Replacement Considerations

Direct substitute: 405I35B26M00000. Upgrade option: 405C11A26M00000.