STM32WB55CGU6 BLE 5.4 & 802.15.4 Zigbee Wireless MCU

The STM32WB55CGU6 is a high-performance dual-core wireless microcontroller from STMicroelectronics, designed for Bluetooth® Low Energy (BLE 5.4) and IEEE 802.15.4 protocols including Zigbee, Thread, and Matter-ready applications.

This MCU integrates an ARM® Cortex®-M4 core for application processing and a Cortex®-M0+ core dedicated to wireless communication, ensuring optimal performance, ultra-low power consumption, and reliable RF connectivity.

Ideal for IoT devices, smart home products, industrial sensors, wearables, and wireless embedded systems, the STM32WB55CGU6 offers advanced security, long battery life, and robust RF performance. Its compact UQFN-48 package makes it suitable for space-constrained designs.

Available in Bangladesh from bdelectronics.xyz, this MCU is perfect for developers, engineers, and manufacturers building next-generation wireless products.

Specifications:

• Part Number: STM32WB55CGU6

• Core Architecture:

  • ARM Cortex-M4 (up to 64 MHz)

  • ARM Cortex-M0+ (Wireless coprocessor)

• Wireless Connectivity:

  • Bluetooth® Low Energy 5.4

  • IEEE 802.15.4 (Zigbee, Thread, OpenThread)

• Flash Memory: 1 MB

• SRAM: 256 KB

• Operating Voltage: 1.7 V – 3.6 V

• Package Type: UQFN-48

• RF Frequency Band: 2.4 GHz ISM

• Security Features: AES-128, PKA, TRNG, secure firmware upgrade

• Low Power Modes: Multiple ultra-low-power sleep modes

• Operating Temperature: –40°C to +85°C

Applications:

• IoT & Smart Home Devices

• Zigbee & BLE Gateways

• Wireless Sensor Networks

• Wearables & Health Devices

• Industrial Automation

• Smart Lighting & Energy Monitoring