STMicroelectronics STM32WB35CCU7A Dual-Core Wireless MCU, 48-Pin UFQFPN Package

STM32WB35CCU7A Overview

The STM32WB35CCU7A is a high-performance dual-core wireless microcontroller designed for advanced connectivity and low-power applications. Integrating an Arm Cortex-M4 core running at up to 64 MHz alongside a dedicated Cortex-M0+ core for wireless protocol processing, it enables efficient parallel operation. With embedded Bluetooth 5.0, IEEE 802.15.4, and proprietary 2.4 GHz radio capabilities, this device is optimized for IoT, smart home, and industrial wireless solutions. It features up to 256 KB of Flash memory and 64 KB of RAM to support complex applications. For detailed product availability, refer to IC Manufacturer.

STM32WB35CCU7A Technical Specifications

STM32WB35CCU7A Key Features

• Dual-core architecture: The Cortex-M4 handles application tasks while the Cortex-M0+ manages wireless communication, allowing seamless and efficient processing without performance compromise.
• Integrated Bluetooth 5.0: Supports long-range and high-throughput wireless connectivity essential for modern IoT devices.
• Low power consumption: Designed for battery-operated applications, the device incorporates multiple low-power modes to maximize energy efficiency and prolong operational life.
• Advanced security: Hardware encryption and a true random number generator provide robust protection for sensitive data and secure communication.

Typical Applications

• Wireless sensor networks: Ideal for smart building automation and environmental monitoring requiring reliable and low-power wireless communication.
• Wearable devices: Enables compact, energy-efficient designs with secure Bluetooth connectivity for health and fitness tracking.
• Industrial IoT nodes: Suitable for factory automation and predictive maintenance systems where robustness and secure data transfer are critical.
• Smart home devices: Powers connected lighting, security systems, and HVAC controllers with integrated Bluetooth and proprietary wireless protocols.

STM32WB35CCU7A Advantages vs Typical Alternatives

This wireless microcontroller combines a dual-core setup with integrated Bluetooth 5.0 and IEEE 802.15.4 support, offering superior flexibility compared to single-core or single-protocol solutions. Its low power design and embedded security features provide enhanced reliability and protection, making it a compelling choice for industrial and consumer IoT applications. The compact UFBGA73 package allows high-density integration while maintaining excellent thermal performance.

STM32WB35CCU7A Brand Info

The STM32WB35CCU7A is part of the STM32WB series by STMicroelectronics, a leading global semiconductor manufacturer known for innovative microcontrollers and wireless connectivity solutions. STMicroelectronics specializes in delivering highly integrated, energy-efficient products tailored to IoT, industrial, and consumer markets. The STM32WB line uniquely integrates dual-core processing with advanced radio technologies, backed by ST??s extensive ecosystem including development tools, software stacks, and support resources to accelerate time-to-market for embedded wireless applications.

FAQ

What wireless protocols does the STM32WB35CCU7A support?

This device supports multiple wireless protocols including Bluetooth 5.0 for high-speed, long-range connections, IEEE 802.15.4 commonly used in mesh networks like Zigbee, and proprietary 2.4 GHz protocols. This versatility allows developers to implement various connectivity standards within a single microcontroller.

How does the dual-core architecture benefit application performance?