SI4693S-A10-AM

Overview

The SI4693S-A10-AM is a dual-channel digital radio coprocessor designed for AM, FM, and HD Radio reception. It integrates baseband processing with complete on-chip HDC audio source decoding capabilities. The device supports FM HD1, HD2, and HD3 multicast services alongside IBOC multicasting. It features an I2C and SPI interface within a 72-LGA (10x10 mm) package.

Feature Summary

• Dual AM/FM HD Radio channel decoder
• Complete dual on-chip HDC audio source decoder
• FM HD1, HD2, HD3 multicast support

Applications

• HD Radio receivers
• AM/FM broadcast reception systems
• IBOC multicasting applications

Procurement Notes

Verify component authenticity through authorized Skyworks channels due to restricted supply status. Confirm package integrity and moisture sensitivity handling requirements prior to assembly. Ensure compatibility with host controller interfaces and firmware configurations specific to the AAS payload.

Selection Notes

Select this component for designs requiring integrated dual-channel HD Radio processing. Verify that the application supports HDC audio decoding and multicast services. Confirm interface compatibility with I2C or SPI protocols. Evaluate thermal and physical constraints associated with the LGA package format.

Part Context

This part belongs to the Skyworks SI4693 series of digital radio coprocessors. It serves as a specialized solution for modern broadcast receiver architectures. The series focuses on combining RF baseband functions with advanced audio decoding in a compact form factor.

Replacement Considerations

Consult official Skyworks documentation for verified substitute part numbers. Cross-reference pinout and functional specifications before substitution.