Wireless Connectivity

Proven leader in IoT silicon and software for all major ecosystems.

Developing connected products isn’t easy. Timelines are tight. Embedded security skills and technology are scarce. Reuse of hardware and software is a challenge. And finding a truly robust, integrated solution is tough. We’re here to help.

As the proven, leading supplier for all major IoT ecosystems, Silicon Labs has deployed more than one billion wireless chips for the Internet of Things. We have the silicon, software and tools for speedy development of smart home, commercial, consumer and industrial applications.

With our scalable, and securely upgradeable architecture for end nodes and gateways, we make it possible to meet stringent government regulations and secure your connected product throughout its lifecycle. Take advantage of our expertise in mesh technology and multiprotocol coexistence to deliver advanced, secure wireless solutions for the IoT.



Featured Products

Across protocols, technologies, and applications, our IoT platform is helping developers create intelligent connected devices that are solving the world’s biggest challenges. We work with the industry’s most popular ecosystems so you can quickly get to market with integrated devices for any application. Explore some of our popular products below and start building a brighter future today.

Efr32bg27 series 2 socs.thumb.256.144
Bluetooth
EFR32BG27 Series 2 Bluetooth Low Energy SoC
The EFR32BG27 family of wireless SoCs opens up new possibilities by offering an ultra-small WLCSP package (2.3 mm x 2.6 mm) capable of running on button cell batteries.
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Bluetooth
EFR32BG24 Series 2 Bluetooth Low Energy SoC - EFR32BG24
The BG24 family of 2.4 GHz wireless SoCs and modules feature the large flash and RAM capacities and PSA Level 3 Secure Vault protection, ideal for home, medical, and industrial applications. 
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Bluetooth
EFR32BG22 Series 2 Bluetooth Low Energy (SoC)
Secure Bluetooth 5.3 SoCs for High-Volume IoT Products A Versatile Single-Chip Solution for Bluetooth® Low Energy (LE), Bluetooth Mesh, and Direction Finding with Sub-Meter Accuracy.
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Wi fi
Bluetooth
Matter
SiWx915M Wi-Fi 6 plus Bluetooth LE 5.4 Wireless SoCs
Our SiWx915 SoC is the second in our family of Wi-Fi 6 devices, and is ideal for energy efficient or line powered IoT wireless devices using Wi-Fi®, Bluetooth LE, Matter, and IP networking for cloud c
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Wi fi
Bluetooth
Matter
SiWx917M Wi-Fi 6 plus Bluetooth LE 5.4 Wireless SoCs
Ultra low power Wi-Fi 6 SoC + Bluetooth LE for battery based IoT devices. ARM-Cortex-M4 with FPU, high level of security, PSRAM, up to 8 MB Flash, and Matter.
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Wi fi
Bluetooth
Matter
RS9116 Wi-Fi NCP SoCs
Our RS9116 provides a comprehensive multiprotocol ultra-low-power solution including Wi-Fi and dual-mode Bluetooth 5. Coupled with the EFR32MG24 as a host, the RS9116 NCP also enables Matter over Wi-F
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Wi sun
Proprietary
Bluetooth
EFR32FG28 Sub-GHz Wireless + 2.4 GHz BLE SoCs
The EFR32FG28 SoC is an ideal dual band Sub-GHz + 2.4 GHz Bluetooth LE SoC solution for IoT applications in smart homes, security, lighting, building automation, and metering.
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Wi sun
Proprietary
EFR32FG25 Sub-GHz Wireless SoCs
The EFR32FG25 SoC high-performance sub-GHz radio is an ideal solution for high throughout, long range IoT networks.
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Wi sun
Proprietary
EFR32FG12 Proprietary Wireless SoC - EFR32FG12
Ideal for battery-operated systems requiring high-performance and low-energy. EFR32FG12 SoC wireless solutions combine an energy-friendly MCU with a highly integrated radio transceiver.
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Proprietary
Bluetooth
EFR32FG28 Sub-GHz Wireless + 2.4 GHz BLE SoCs
The EFR32FG28 SoC is an ideal dual band Sub-GHz + 2.4 GHz Bluetooth LE SoC solution for IoT applications in smart homes, security, lighting, building automation, and metering.
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Proprietary
EFR32FG25 Sub-GHz Wireless SoCs
The EFR32FG25 Flex Gecko SoC high-performance sub-GHz radio is an ideal solution for high throughout, long range IoT networks.
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Proprietary
EFR32FG23 Sub-GHz Wireless SoC
The EFR32FG23 SoC high-performance sub-GHz radio is an ideal solution for sub-GHz IoT wireless connectivity providing long range and is not susceptible to 2.4 GHz interference from technologies.
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Zigbee
EFR32MG27 Series 2 Multiprotocol Wireless SoC - MG27
Our EFR32MG27 SoC expands our Zigbee portfolio and has been developed specifically for low power, small form factor end-devices.
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Zigbee
EFR32MG24 Series 2 Multiprotocol Wireless SoC
The EFR32MG24 Wireless SoCs are ideal for Mesh IoT wireless connectivity using Matter, OpenThread and Zigbee protocols for smart home, lighting, and building automation products.
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Zigbee
EFR32MG21 Series 2 Multiprotocol Wireless SoC
EFR32MG21 devices bring high performance, low power and secure solutions to the IoT. EFR32MG21 devices bring high performance, low power and secure solutions to the IoT.
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Z wave
Z wave long range
Proprietary
Wi sun
Amazon sidewalk
Bluetooth
EFR32ZG28 SoCs
The ZG28 is an ideal dual band sub-GHz + 2.4 GHz SoC. The low-power, high-performance SoC features 1024 kB of Flash, 256 kB, and up to 49 GPIO to enable advanced Z-Wave applications.
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Z wave
Z wave long range
ZGM230S Modules
Designed to meet the demands of smart home, hospitality, and MDU products. The Z-Wave 800 series is the latest edition of the world's most popular IoT wireless protocol for smart home applications.
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Z wave
Z wave long range
Proprietary
Amazon sidewalk
EFR32ZG23 SoCs
The ZG23 is an optimized low power, high performance, sub-GHz SoC that provides up to 512 kB of Flash and 64 kB of RAM for Z-Wave Mesh and Z-Wave Long Range.
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Zigbee
EFR32MG27 Series 2 Multiprotocol Wireless SoC - MG27
Our EFR32MG27 SoC expands our Zigbee portfolio and has been developed specifically for low power, small form factor end-devices.
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Zigbee
EFR32MG24 Series 2 Multiprotocol Wireless SoC
The EFR32MG24 Wireless SoCs are ideal for Mesh IoT wireless connectivity using Matter, OpenThread and Zigbee protocols for smart home, lighting, and building automation products.
Efr32mg21 series 2 socs.thumb.256.144
Zigbee
EFR32MG21 Series 2 Multiprotocol Wireless SoC
EFR32MG21 devices bring high performance, low power and secure solutions to the IoT. EFR32MG21 devices bring high performance, low power and secure solutions to the IoT.
Efr32mg27 series 2 socs.thumb.256.144
Zigbee
EFR32MG27 Series 2 Multiprotocol Wireless SoC - MG27
Our EFR32MG27 SoC expands our Zigbee portfolio and has been developed specifically for low power, small form factor end-devices.
Efr32mg24 series 2 socs.thumb.256.144
Zigbee
EFR32MG24 Series 2 Multiprotocol Wireless SoC
The EFR32MG24 Wireless SoCs are ideal for Mesh IoT wireless connectivity using Matter, OpenThread and Zigbee protocols for smart home, lighting, and building automation products.
Efr32mg21 series 2 socs.thumb.256.144
Zigbee
EFR32MG21 Series 2 Multiprotocol Wireless SoC
MG21 Series 2 wireless SoCs include a 80 MHz ARM Cortex-M33  core, providing plenty of processing capability while a dedicated security core provides faster encryption, secure boot loading and debug a
Siwx915 wireless socs.thumb.256.144
Wi fi
Bluetooth
Matter
SiWx915M Wi-Fi 6 plus Bluetooth LE 5.4 Wireless SoCs
Our SiWx915 SoC is the second in our family of Wi-Fi 6 devices, and is ideal for energy efficient or line powered IoT wireless devices using Wi-Fi®, Bluetooth LE, Matter, and IP networking for cloud c
Siwx917 wireless socs.thumb.256.144
Wi fi
Bluetooth
Matter
SiWx917M Wi-Fi 6 plus Bluetooth LE 5.4 Wireless SoCs
SiWx917 Wi-Fi 6 plus Bluetooth Low Energy 5.2 Wireless SoCs. Our SiWx917 SoC is ideal for ultra-low power IoT wireless devices using Wi-Fi®, Bluetooth, Matter, and IP networking for secure cloud conne
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Wi fi
Bluetooth
Matter
RS9116 Wi-Fi NCP SoCs
Our RS9116 provides a comprehensive multiprotocol ultra-low-power solution including Wi-Fi and dual-mode Bluetooth 5. Coupled with the EFR32MG24 as a host, the RS9116 NCP also enables Matter over Wi-F
Efr32sg28 dual band wireless socs.thumb.256.144
Amazon sidewalk
Bluetooth
Proprietary
EFR32SG28 Dual-Band Wireless SoC for Amazon Sidewalk
The SG28 is a dual-band SoC with sub-GHz FSK and Bluetooth LE, providing reliable connectivity both inside the home and beyond. With an ARM Cortex®-M33 running up to 78 MHz, 1024 kB of Flash and 256 k
Efr32sg23 sub ghz wireless socs.thumb.256.144
Amazon sidewalk
Proprietary
EFR32SG23 Sub-GHz Wireless SoC for Amazon Sidewalk
The SG23 is a secure, low power, high-performance SoC supporting sub-GHz FSK and features an ARM Cortex®-M33 running up to 78 MHz, 512 kB of Flash and 64 kB of RAM. The low active and sleep currents m

Works With On-Demand 2024

Where Innovation Meets Implementation

2024 marks the 5th year of Works With, our industry-defining technical IoT developer conference. One of the defining characteristics of this event is the collection of industry experts, business leaders, and the minds driving the future of our industry. The full 2024 Works With Virtual agenda is now available on-demand.

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