STMicroelectronics' STM32WB5MMG Wireless Module Supports Bluetooth LE 5.0, Zigbee 3.0, and More

This ultra-low-power module uses an LGA86L package measuring only 7.3mm x 11mm.

STMicroelectronics has introduced a compact, ready-to-use STM32 wireless microcontroller module for Bluetooth LE and 802.15.4-based IoT devices: the STM32WB5MMG, designed for smart home, building, and factory applications.

“Our first STM32-based wireless module simplifies technical challenges and extends exciting opportunities for smart connected devices,” said Ricardo de Sa Earp, STMicroelectronics' Group Vice President, Microcontroller Division General Manager. “A complete ready-to-use subsystem in a single package, the STM32WB5MMG assures excellent radio performance out of the box and comes as a certified solution according to Bluetooth, Zigbee, and OpenThread specifications.”

The STM32WB5MMG module, which measures 7mm x 11.3mm, is an ultra-low-power module featuring a dual-core Arm Cortex-M4 MCU clocked up to 64MHz frequency and a Cortex-M0+ at 32MHz. Additionally, the module supports the company's unconventional concurrent dual-protocol mode. This enables any protocol based on IEEE 802.15.4 radio technology (Zigbee 3.0 and OpenThread) to directly connect to a Bluetooth Low Energy device.

Moreover, the STM32WB5MMG acts as a solution to common cost and design complexities. To help overcome these, STMicroelectronics also plans to release an STM32WB55MMG-DK board that will have several sensors, an LCD, external memory, and more.

The bulk production of the module is now available (but currently "out of stock") priced at $5.66 for orders of 10,000. Additional information can be found on STMicroelectronics' product page and in their blog post here.

Abhishek Jadhav
Abhishek Jadhav is an engineering student, freelance tech writer, RISC-V Ambassador, and leader of the Open Hardware Developer Community.
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