SI21642-B55-GM

Video Processing Overview

The SI21642-B55-GM is a dual universal demodulator manufactured by Skyworks Solutions, Inc., designed for digital television reception. It supports multiple modulation standards including DVB-C2, DVB-T2, DVB-T, DVB-S, and DVB-S2 within a single integrated circuit. The device operates with supply voltages of 1.2 V and 3.3 V and utilizes a QFN-68 package measuring 8x8 mm. This component enables efficient signal processing for terrestrial and satellite broadcast applications.

Video Processing Feature Summary

• Dual universal demodulation capability supporting multiple DVB standards
• Integrated solution for terrestrial and satellite signal processing
• Compact QFN-68 packaging suitable for space-constrained designs

Video Processing Applications

• Digital terrestrial television receivers
• Satellite set-top boxes
• All-in-one TV tuners
• Multistandard digital video broadcasting equipment

Video Processing Procurement Notes

Verify current availability status as the related SI21642-A40-GM variant is listed as obsolete or limited supply. Confirm exact pinout and electrical characteristics against the official manufacturer datasheet before integration. Ensure compliance with RoHS directives and check for any specific ordering suffix requirements that may affect functionality or packaging.

Video Processing Selection Notes

Select this component when multistandard DVB reception is required in a compact form factor. Compare performance metrics such as sensitivity and power consumption against other Skyworks demodulators. Verify interface compatibility with host processors and ensure thermal management aligns with the QFN-68 package specifications.

Video Processing Part Context

This part belongs to the SI21642 family of universal demodulators from Skyworks Solutions. It complements other variants like the A40-GM by offering specific configuration options or manufacturing revisions. The series is widely used in consumer electronics requiring robust digital TV signal decoding capabilities.

Video Processing Replacement Considerations

Official substitute part numbers must be confirmed via Skyworks documentation. Cross-reference with SI21642-A40-GM for functional similarities but verify all electrical parameters and pin configurations. No generic replacements are recommended without explicit manufacturer validation.