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STM32WBA5x

Supporting the latest protocols (Bluetooth® LE*, IEEE 802.15.4 communication protocols, Zigbee® and Thread), the STM32WBA5x line brings designers flexibility while ensuring enhanced security. Bluetooth® LE audio streaming is also supported, enabling Auracast broadcast technology and new audio experiences.

The lines offers up to 100 MHz Arm Cortex®-M33 CPU with TrustZone®, 1 Mbyte of flash memory, 128 Kbytes of RAM and comes in 4 packages: 32-pin and 48-pin UFQFPN, 41-pin WLCSP, 59-pin UFBGA, and LGA module.

Compliant with RED, CRA and US Security standards, these products meet stringent regulatory requirements, ensuring global applicability

ST offers a rich ecosystem including hardware, embedded software, software tools, and documentation to help you kick-start your wireless application design.

* LE Coded, LE 2M, Extended Advertising, LE Audio, Direction Finding

Applications

icon of an industrial robotic arm with wireless signal waves
Smart industry
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Smart homes
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Medical and healthcare
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Consumer

Discover our product portfolio

Chart of STM32WBA microcontrollers arranged by Flash/RAM (512 K / 96 K, 1 M / 64 K, 1 M / 128 K) versus package / pin count (UFQFPN32, UFQFPN48, Thin WLCSP41, UFBGA59, LGA76). Each block shows a specific STM32WBA5x device. Dark blue=Bluetooth LE, light blue=multiprotocol; note about MLPF‑WB‑04D3 RF‑matching parts for some UFQFPN packages.

Discover our STM32WBA5x line comprehensive ecosystem

Stacked STMicroelectronics evaluation boards with pin headers.
Evaluation tools

Discovery kits, Nucleo boards, Connectivity expansion board

Reference designs
STDES-WBA5x

Resources to get you started, schematics, layout, BOM

NUCLEO-WBA55CG nucleo board
Software

STM32Cube firmware package

Benefits

Enabling more high-end applications

  • Featured for demanding wireless applications
  • Enlarged integration capabilities
  • Dual banking for OTA
  • Allowing for more complex applications and data storage (multiprotocol & ultra-low-power SoC)

Improved efficiency

  • Increase battery lifetime with the advertising extension for efficient device comunication
  • Ensure fast and reliable data transfer for seamless connectivity

Advanced security

  • Safeguard your IP and enhance privacy with SESIP3-compliant devices
  • Compliant with the US Cyber Trust Mark and the EU Radio Equipment Directive (RED) regulations

Faster time-to-market

  • Accelerate time-to-market with the STM32Cube ecosystem
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