STM32WB55CCU7 Overview
The STM32WB55CCU7 is a dual-core wireless microcontroller designed for advanced IoT and industrial applications requiring robust connectivity and efficient processing. It integrates a 32-bit Arm Cortex-M4 core with DSP and floating point unit, alongside a Cortex-M0+ core dedicated to wireless protocol management. This architecture enables simultaneous application execution and radio communication, maximizing system responsiveness and power efficiency. The device supports multiple wireless standards including Bluetooth 5.0 and IEEE 802.15.4, making it ideal for secure, low-power wireless networks. With extensive memory and peripheral options, it is well-suited for smart sensors, wearables, and smart home devices. For more details, visit IC Manufacturer.
STM32WB55CCU7 Technical Specifications
| Parameter | Specification |
|---|---|
| Processor Core | Arm Cortex-M4 32-bit (up to 64 MHz) + Cortex-M0+ |
| Flash Memory | 1 MB |
| SRAM | 256 KB |
| Wireless Protocols Supported | Bluetooth 5.0, IEEE 802.15.4, Thread, Zigbee |
| Operating Voltage | 1.7 V to 3.6 V |
| Package | UFBGA73, 10 x 10 mm |
| Temperature Range | -40??C to +85??C (Industrial) |
| Security Features | Secure firmware install, AES-128 encryption, True RNG |
| Connectivity Interfaces | SPI, I2C, UART, USB 2.0 FS, ADC, DAC |
| Power Consumption | Low power modes with <1 ??A standby current |
STM32WB55CCU7 Key Features
- Dual-core architecture: Separates wireless stack execution on Cortex-M0+ from application on Cortex-M4, enabling uninterrupted communication and optimized real-time performance.
- Multi-protocol radio support: Compatible with Bluetooth 5.0, Thread, Zigbee, and IEEE 802.15.4 standards, providing flexible connectivity options for diverse wireless network topologies.
- Enhanced security: Integrated hardware cryptographic accelerators and True Random Number Generator (RNG) ensure secure device authentication and encrypted data transmission.
- Low power management: Offers multiple low-power modes reducing energy consumption, which extends battery life in portable and remote applications.
Typical Applications
- Industrial wireless sensors and actuators requiring reliable, low-latency communication in harsh environments with extended battery life.
- Wearable health and fitness devices that need efficient multi-protocol wireless connectivity and real-time sensor data processing.
- Smart home and building automation systems benefiting from secure and interoperable wireless mesh networking.
- Asset tracking and management solutions leveraging Bluetooth 5.0 range and robust protocol support for precise location and data exchange.
STM32WB55CCU7 Advantages vs Typical Alternatives
This device offers a unique dual-core design that isolates wireless protocol management from application processing, reducing latency and improving power efficiency. Its multi-protocol radio support expands flexibility compared to single-standard MCUs. Integrated security hardware and true RNG provide enhanced protection critical for industrial and IoT deployments. The combination of 1 MB flash and 256 KB SRAM enables complex applications without external memory, distinguishing it from less capable alternatives.
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STM32WB55CCU7 Brand Info
The STM32WB55CCU7 is part of the STM32 wireless microcontroller family developed by STMicroelectronics, a global leader in semiconductor manufacturing. STMicroelectronics is renowned for integrating advanced processing capabilities with low-power wireless connectivity in compact packages. The STM32WB series is engineered for multi-protocol wireless applications, supporting emerging IoT standards with robust performance and security. This product exemplifies ST??s commitment to delivering scalable, reliable semiconductor solutions tailored for industrial, consumer, and smart device markets.
FAQ
What wireless protocols does this microcontroller support?
The device supports multiple wireless standards including Bluetooth 5.0 (with extended range and high throughput), IEEE 802.15.4, Thread, and Zigbee protocols, enabling versatile connectivity options for a wide range of IoT applications
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