406C35D16M93440

Crystals Overview

The CTS-Frequency Controls part number 406C35D16M93440 is a fundamental mode crystal resonator designed for surface-mount applications. It operates at a nominal frequency of 16.9344 MHz with a load capacitance of 18 pF and an equivalent series resistance (ESR) of 40 Ohms. The component provides a frequency stability of ±30 ppm and a frequency tolerance of ±30 ppm, ensuring precise timing performance. It supports base harmonic operation and is housed in a compact 4-SMD, no-lead package measuring 6.00 mm by 3.50 mm. The device is rated for an operating temperature range of -20°C to +70°C and complies with RoHS3 standards.

Crystals Feature Summary

• Fundamental mode crystal resonator providing stable timing signals
• Compact surface-mount design suitable for automated assembly
• Integrated enable/disable functionality for power management

Crystals Applications

• Wireless infrastructure equipment
• Wireline core networking systems
• General-purpose digital timing circuits

Crystals Procurement Notes

Verify the specific suffix codes against the manufacturer's official datasheet to ensure compatibility with required load capacitance and frequency tolerance specifications. Confirm that the 4-SMD package dimensions align with the target PCB footprint constraints. Check for any recent updates to the RoHS3 compliance status or REACH regulations before finalizing procurement orders.

Crystals Selection Notes

Select this component when a fundamental mode crystal with 18 pF load capacitance is required for 16.9344 MHz applications. Ensure the system environment remains within the specified -20°C to +70°C operating range. Consider the 40 Ohm ESR value when designing the oscillator circuit to guarantee reliable startup and stable oscillation conditions.

Crystals Part Context

This component belongs to the 406 Series of crystals from CTS-Frequency Controls, which offers various frequency options in standard SMD packages. It serves as a primary timing reference for digital systems requiring moderate stability. The series is commonly utilized in consumer electronics and industrial control applications where space efficiency and cost-effectiveness are prioritized alongside reliable frequency generation.

Crystals Replacement Considerations

Direct parameter-equivalent substitutes include the 406I35E16M93440 variant from CTS-Frequency Controls. Cross-manufacturer replacements must match the 16.9344 MHz frequency, 18 pF load capacitance, and 4-SMD package dimensions to ensure functional compatibility without redesigning the host circuit board.