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ST MCU STM32WB35CEU6A 2.4GHz Multiprotocol Wireless 32-Bit MCU

Shenzhen Mingjiada Electronics Co., Ltd, as a well-known distributor of electronic components in China, offers ST high-performance STM32WB35CEU6A 2.4GHz multi-protocol wireless 32-bit MCU products to our customers. This microcontroller integrates powerful processing capabilities and flexible wireless connectivity, making it ideal for the Internet of Things (IoT), smart home, industrial automation and other fields.

Product Description Of STM32WB35CEU6A

The STM32WB35CEU6A is a high-performance wireless microcontroller, part of the STM32WB series product line, designed for embedded applications that require wireless connectivity. This STM32WB35CEU6A features a dual-core architecture of Arm® Cortex®-M4 cores (running at 64MHz) and Cortex®-M0+ cores (running at 32MHz), which achieves a perfect division of labour between application processing and wireless protocol stack processing.

STM32WB35CEU6A multiprotocol wireless and ultra-low-power devices embed a powerful and ultra-low-power radio compliant with the Bluetooth® Low Energy SIG specification 5.4 and with IEEE 802.15.4-2011. STM32WB35CEU6A contain a dedicated Arm® Cortex®-M0+ for performing all the real-time low layer operation.

Specification Of STM32WB35CEU6A

Series: STM32WB

Mounting Style: SMD/SMT

Package / Case: UFQFPN-48

Core: ARM Cortex M4

Program Memory Size: 512 kB

Data Bus Width: 32 bit

ADC Resolution: 12 bit

Maximum Clock Frequency: 32 MHz

Number of I/Os: 30 I/O

Data RAM Size: 256 kB

Supply Voltage - Min: 1.71 V

Supply Voltage - Max: 3.6 V

Minimum Operating Temperature: - 40 C

Maximum Operating Temperature: + 105 C

Data RAM Type: SRAM

Interface Type: I2C, SPI

Product Type: ARM Microcontrollers - MCU

Key Features

Wireless connectivity: The STM32WB35CEU6A supports multi-protocol wireless communication in the 2.4GHz band, including Bluetooth® Low Energy 5.2, Zigbee® 3.0, and OpenThread stacks. 

Processing performance: The STM32WB35CEU6A uses a 32-bit Arm Cortex-M4 core at 64MHz with floating-point unit (FPU) for complex applications 

Memory Configuration: STM32WB35CEU6A integrates 640KB Flash memory, 256KB SRAM (of which 64KB is reserved for the wireless subsystem) 

Abundant Peripheral Interfaces: STM32WB35CEU6A peripheral interfaces include USB 2.0 full-speed, multiple USART/UART/SPI/I2C interfaces, 12-bit ADC, comparator, etc. 

Security features: the STM32WB35CEU6A supports AES-256, RSA, and ECC hardware encryption, Secure Firmware Installation (SFI), and Secure Boot functionality 

Packaging form: The STM32WB35CEU6A is available in the UFQFPN48 package (7x7mm) for space-constrained compact designs 

Operating conditions: wide voltage range of 1.71V to 3.6V and operating temperature of -40°C to +85°C for the STM32WB35CEU6A (industrial grade) 

Application Areas

Smart Home System

As a home automation hub or terminal node, the STM32WB35CEU6A supports connecting various types of sensors, lighting devices, thermostats, etc. via Bluetooth, Zigbee or Thread protocols to build an interconnected smart home ecosystem.

Industrial Internet of Things (IIoT) 

The STM32WB35CEU6A enables reliable wireless communication between devices in industrial environments for application scenarios such as condition monitoring, predictive maintenance, remote control, etc. Its industrial-grade temperature range and anti-jamming capability are particularly suitable for harsh environments.

Medical Wearables 

The low power consumption feature of the STM32WB35CEU6A makes it ideal for health monitoring devices such as heart rate monitors, glucose meters, wearable patches, etc., and supports Bluetooth connectivity with smartphones or gateway devices.

Consumer Electronics 

The STM32WB35CEU6A is used in wireless headphones, smart remote controls, game controllers, and other products to provide both high-performance processing and stable wireless connectivity.

The STM32WB35CEU6A has the following market advantages over similar products: 

Multi-protocol support: a single chip to address multiple wireless connectivity needs, reducing BOM costs and design complexity 

Dual-core architecture: application processing and wireless protocol processing are separated to ensure real-time and performance 

Cost-effectiveness: high integration reduces the need for peripheral components, lowering overall system costs