Wireless Microcontrollers
The Si10xx wireless microcontroller (MCU) family is the industry’s lowest power single-chip solution that combines an MCU solution with an integrated sub-GHz RF transceiver. These products are designed to address the specific requirements of low-power embedded systems requiring an RF bidirectional communication link.
View a video of this technology in a smart metering application!
Key Features
The Si100x/1x/2x/3x wireless MCU family features the industry’s lowest power consumption in all modes: active, sleep and deep sleep. This ultra low-power consumption is achieved without any compromises in wireless transceiver performance. With an integrated high-performance power amplifier and low-noise amplifier, the Si100x/1x/2x/3x wireless MCU family offers an industry-leading link budget of 141 dB while simultaneously simplifying the overall bill of materials (BOM).
Wireless MCU Products
The table below lists key features of the wireless MCU family. The MCUs are footprint and software compatible. For more information on a specific device, click on the part number.
* Denotes maximum value in family

Applications
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Design Resources
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See the Si1000 Wireless MCU in action!
The video below shows an example of this technology in a wireless M-Bus metering application using two boards to show transmitting and receiving data over the wireless link.