SIWG917Y121MGNBAR

RF Transceiver Modules And Modems Overview

The Silicon Labs SIWG917Y121MGNBAR is a multiprotocol wireless module featuring Wi-Fi 6 and Bluetooth LE 5.4 connectivity at 2.4 GHz. It integrates an ARM Cortex-M4 core running up to 180 MHz, 2 MB of stacked PSRAM within the IC package, and lacks onboard flash memory. The module operates on a supply voltage ranging from 1.71 V to 3.63 V and supports interfaces including I2C, SPI, UART, and USART. Designed for surface mount installation, it functions within a temperature range of -40°C to +85°C. This specific variant does not include an integrated antenna.

RF Transceiver Modules And Modems Feature Summary

• Supports Wi-Fi 6 and Bluetooth LE 5.4 protocols for versatile IoT connectivity
• Integrates ARM Cortex-M4 processor with dedicated peripheral handling capabilities
• Includes 2 MB of PSRAM embedded directly in the IC package
• Offers multiple operational modes including hostless SoC, NCP, and RCP

RF Transceiver Modules And Modems Applications

• Smart Home devices requiring low-power wireless connectivity
• Consumer health and wearable electronics
• Industrial sensor networks and asset tracking systems
• Smart building automation controllers

RF Transceiver Modules And Modems Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified partners. Confirm that the specific part number matches the required hardware revision and pinout configuration for your design. Ensure compliance with RoHS standards and check for any end-of-life notices or obsolescence warnings prior to finalizing procurement plans.

RF Transceiver Modules And Modems Selection Notes

Select this module when Wi-Fi 6 and BLE 5.4 support are required without an integrated antenna. Choose this variant over models with onboard flash if external storage is preferred or already present in the system architecture. Consider the 2 MB PSRAM capacity for application memory requirements and verify interface compatibility with the host microcontroller.

RF Transceiver Modules And Modems Part Context

This component belongs to the SiWG917Y series of wireless modules from Silicon Labs. It shares the same underlying silicon and protocol stack as other variants in the family but differs in packaging options, specifically regarding the absence of an integrated antenna and onboard flash memory. It serves as a flexible solution for developers needing modular wireless integration.

RF Transceiver Modules And Modems Replacement Considerations

Direct substitutes include other SiWG917Y variants such as SIWG917Y121MGABAR, which features an integrated antenna. Ensure mechanical footprint compatibility and verify that the replacement part meets the same regulatory certifications and performance specifications required by the original design.