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In stock: 1-3 working days / No stock: 4-8 weeks on averageNUCLEO-WBA55CG Development Boards & Kits - ARM
Parameter
| Manufacturer | STMicroelectronics |
| Product Category | Development Boards & Kits - ARM |
| Series | NUCLEO-WBA55CG |
| Product Type | STM32 Nucleo-64 Development Board |
| Target MCU | STM32WBA55CGU6 |
| MCU Core | Arm Cortex-M33 with TrustZone® |
| CPU Frequency | Up to 100 MHz |
| Program Flash | 1 MB |
| SRAM | 128 KB |
| Wireless Connectivity | Bluetooth® LE 5.4, IEEE 802.15.4, Thread, Matter, Zigbee® |
| RF Frequency | 2.4 GHz ISM Band |
| On-board Debugger | ST-LINK/V3E |
| Expansion Interfaces | Arduino™ Uno V3, ST morpho Headers |
| Communication Features | Virtual COM Port, Mass Storage, Debug Interface |
| Power Supply | USB ST-LINK or External Supply |
| On-board Components | User LED, User Button, Reset Button, PCB Antenna |
| Development Ecosystem | STM32CubeIDE, STM32CubeMX, STM32CubeWBA |
| Board Form Factor | Nucleo-64 |
| Mounting Style | Development Board |
| Packaging | Bulk |
| Brand | STMicroelectronics |
| Factory Pack Quantity | 1 |
| Lifecycle | Active |
| Subcategory | Development Tools |
Application
The NUCLEO-WBA55CG is an STM32 Nucleo-64 wireless development board designed for rapid prototyping with the STM32WBA55CGU6 ultra-low-power microcontroller. Based on an Arm Cortex-M33 core with TrustZone® security running at up to 100 MHz, it integrates a 2.4 GHz multi-protocol wireless radio supporting Bluetooth® LE 5.4, IEEE 802.15.4, Thread, Matter, and Zigbee®. The board includes an on-board ST-LINK/V3E debugger/programmer with Virtual COM Port, Mass Storage, and drag-and-drop programming, eliminating the need for an external debug probe. Arduino™ Uno V3 and ST morpho connectors allow easy hardware expansion, while full support from STM32CubeIDE, STM32CubeMX, and STM32CubeWBA accelerates application development. The NUCLEO-WBA55CG is ideal for secure IoT devices, smart home products, Matter and Zigbee gateways, Bluetooth LE applications, wireless sensors, industrial automation, asset tracking, and low-power connected embedded systems. It is an **Active** product in the STM32 Nucleo family. :contentReference[oaicite:0]{index=0}