STM32WBA55CGU6

Revolutionize Connectivity with STM32WBA, the wireless microcontroller series from STMicroelectronics:

STMicroelectronics holds the global top spot in Microcontroller and Microprocessor supply, thanks to the STM32 family - a diverse portfolio spanning ultra-low-power microcontrollers to top-tier processors.

Furthermore, the STM32 wireless microcontroller series has seen substantial growth, offering solutions for short-range wireless needs, such as Bluetooth® Low Energy, Thread, Zigbee and Matter, while also extending its reach to cover long-distance applications like LoRa and Sigfox.

Deep diving into STM32WBA series

The latest addition to the STM32 wireless family, is the STM32WBA – a 32-bit Wireless Microcontroller, which delivers the high performance, efficiency, and security necessary for Bluetooth® Low Energy 5.3 enabled applications.

Arm® Cortex®-M33 core running at 100 MHz with TrustZone® technology

Radio key features:

• +10dBm max output power
• Bluetooth LE 5.3, Mesh, up to 20 connections
• Zigbee 3.0, Zigbee Direct, SE, GP
• Thread : OT 1.3
• Concurrent mode BLE/ZB, BLE/OT, BLE/MAC
• MATTER RCP
• Proprietary 2.4GHz
• TX=4.2mA (0dBm) / RX = 3.5mA (3.0V SMPS)
• [-40; +105]°C full spec

Flash Memory Size / RAM size
Version 1: 1M /128 k | Version 2: 512k / 96k

Peripherals
Touch sensor, LPDMA, ADC 12-bit, 3x UART, 2x SPI, 2x I²C

Discover the benefits of STM32WBA series:

• Increase battery life with the advertising extension for device communication
• Ensure fast and reliable data transfer
• Make efficient application processing based on 407 CoreMark score
• Protects your IP and increase privacy protection based on - SESIP3 device capability
• Fasten time-to market relying on market proven STM32Cube ecosystem

Security

It’s important to highlight that the STM32WBA's architecture is fortified with cutting-edge security measures, validated by prestigious certifications such as SESIP 3 and PSA Certified Level 3, affirming its top-tier security standing. It means, ST has taken the necessary steps to ensure that the newest security technology is embedded in the chip, such as memory protection, platform protection, cryptographic tools, and the Trust Zone, all working in concert to protect devices against cyber criminals.

For any questions related to PSA Certified, please contact Arrow’s Engineering Solution Center Team

Tech Snack: STM32U5 PSA certified development kits