CM1630-08DE

Overview

The CM1630-08DE is an eight-channel EMI filter circuit manufactured by onsemi, designed for LCD and camera applications. It utilizes an RC (Pi) filter topology to provide electromagnetic interference suppression alongside electrostatic discharge protection. Key electrical parameters include a cutoff frequency of 200 MHz, capacitance of 8.5 pF, resistance of 100 Ohms, and attenuation of 25 dB. The device operates within a frequency range of 800 MHz to 6 GHz and functions between -40°C and +85°C. It is housed in a compact uDFN-16 package measuring 3.3 mm x 1.35 mm x 0.55 mm with SMD/SMT termination.

Feature Summary

• Integrates eight independent channels for simultaneous signal line filtering
• Combines low-pass filtering with electrostatic discharge protection capabilities
• Utilizes an RC Pi-network topology for effective noise attenuation

Applications

• Liquid Crystal Display (LCD) signal lines
• Camera module data interfaces
• Portable electronic devices requiring EMI suppression

Procurement Notes

Verify component authenticity through authorized distribution channels due to discontinuation status. Confirm RoHS compliance documentation matches current regulatory requirements. Validate package markings against official datasheet specifications to prevent counterfeit substitution. Ensure storage conditions adhere to moisture sensitivity levels specified in the manufacturing data sheet prior to assembly.

Selection Notes

Select this component when designing circuits requiring multi-channel EMI filtering for display or imaging interfaces. The integrated ESD protection simplifies bill of materials by combining filtering and protection functions. Consider the 100 Ohm resistance value for impedance matching requirements in high-speed digital lines. Evaluate the uDFN-16 footprint compatibility with existing PCB layout constraints.

Part Context

This component belongs to the CM1630 series of EMI filter arrays from onsemi. It is specifically engineered for portable electronics where space efficiency and signal integrity are critical. The series targets applications involving high-speed data transmission lines susceptible to electromagnetic interference and electrostatic discharge events.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.