SIWG917M110LGTBAR

RF Transceiver ICS Overview

The SIWG917M110LGTBAR is a Wi-Fi 6 System on Chip (SoC) from Silicon Labs, operating in the 2.4 GHz band with an ARM Cortex-M4 core. It features external PSRAM and 4MB stacked flash memory, supporting Bluetooth 5.4 and Matter protocols. The device operates within a voltage range of 1.71 V to 3.63 V and has a receive current of 18 mA. It supports data rates up to 5 Mbps with a sensitivity of -97.5 dBm. The component is housed in a QFN 7x7 package and functions within a temperature range of -40°C to +85°C.

RF Transceiver ICS Feature Summary

• Integrates Wi-Fi 6 and Bluetooth 5.4 connectivity with Matter protocol support
• Includes ARM Cortex-M4 processor core for efficient control processing
• Equipped with external PSRAM and 4MB stacked flash memory
• Designed for low-power IoT applications with extended temperature operation

RF Transceiver ICS Applications

• Smart home devices requiring Wi-Fi 6 and Matter compatibility
• IoT sensors and actuators needing reliable 2.4 GHz communication
• Battery-powered devices utilizing low-power RF capabilities
• Industrial automation controllers operating in varied temperatures

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'LGTBAR' against official Silicon Labs documentation to confirm pinout and packaging details. Ensure the external PSRAM requirement is accounted for in the PCB design. Confirm availability through authorized distributors as stock levels may vary. Check for any recent errata or PCN updates affecting this specific revision before finalizing procurement plans.

RF Transceiver ICS Selection Notes

Select this SoC when Wi-Fi 6 performance combined with Bluetooth 5.4 is required in a compact form factor. The inclusion of 4MB stacked flash makes it suitable for complex firmware storage needs without external memory chips. Consider the external PSRAM configuration if higher dynamic memory usage is anticipated compared to internal SRAM-only variants. Evaluate the QFN 7x7 package constraints for thermal management and layout space.

RF Transceiver ICS Part Context

This component belongs to the SiWG917 series of wireless combo modules by Silicon Labs. It represents a convergence of high-performance computing and wireless connectivity for the Internet of Things market. The series emphasizes security and ease of integration for developers building smart ecosystem products compliant with modern standards like Matter.

RF Transceiver ICS Replacement Considerations

Consult Silicon Labs documentation for direct pin-to-pin replacements within the SiWG917 family. Variants such as SIWG917M121XGTBAR offer different memory configurations but require verification of functional equivalence. No other manufacturers provide identical pin-compatible alternatives for this specific SoC architecture.