Wireless Mighty Gecko 32-bit Premium, Sub-GHz, 1024 KB Flash

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Product Information

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The Mighty Gecko multi-protocol family of SoCs is part of the Wireless Gecko portfolio. Mighty Gecko SoCs are ideal for enabling energy-friendly multi-protocol, multi-band networking for IoT devices.

The single-die solution provides industry-leading energy efficiency, ultra-fast wakeup times, a scalable power amplifier, and no-compromise MCU features.

Mighty Gecko applications include:
• IoT Multi-Protocol Devices
• Connected Home
• Lighting
• Health and Wellness
• Metering
• Home and Building Automation and Security

Symmetry Electronics is an authorized Silicon Labs distributor.


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32-bit ARM Cortex-M4 core with 40 MHz maximum operating frequency
Up to 1 MB of flash and 256 kB of RAM
Pin-compatible with EFR32MG1 QFN48 devices (exceptions apply for 5V-tolerant pins)
12-channel Peripheral Reflex System, Low-Energy Sensor Interface & Multi-channel Capacitive Sense Interface
Autonomous Hardware Crypto Accelerator and True Random Number Generator
Integrated PA with up to 19 dBm transmit power for 2.4 GHz and 20 dBm for Sub-GHz radios
Integrated balun for 2.4 GHz
Robust peripheral set and up to 65 GPIO
Temp Range: -40 to +85C
Package: QFN-68

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