STM32WB55CGU7 Overview
The STM32WB55CGU7 is a high-performance dual-core wireless microcontroller designed for advanced industrial and IoT applications. Integrating a 32-bit Arm Cortex-M4 core with a Cortex-M0+ core, this device supports Bluetooth 5.0 and IEEE 802.15.4 protocols, enabling secure, low-power wireless communication. With 1MB of Flash memory and 256KB of RAM, it provides ample resources for complex applications. The device features rich peripherals, including multiple timers, ADCs, and communication interfaces, supporting efficient sensor management and control. Designed for reliability and scalability, the STM32WB55CGU7 is ideal for connected products requiring robust wireless performance and low energy consumption. IC Manufacturer
STM32WB55CGU7 Technical Specifications
| Parameter | Specification |
|---|---|
| Core 1 | Arm Cortex-M4 64 MHz |
| Core 2 | Arm Cortex-M0+ 32 MHz |
| Flash Memory | 1 MB |
| RAM | 256 KB |
| Wireless Protocols | Bluetooth 5.0, IEEE 802.15.4 |
| Operating Voltage | 1.7 V to 3.6 V |
| ADC | 12-bit, up to 16 channels |
| Communication Interfaces | SPI, I2C, UART, USB 2.0 Full Speed |
| Package | 48-pin LQFP |
| Temperature Range | -40??C to +85??C |
STM32WB55CGU7 Key Features
- Dual-core architecture: Combines a high-performance Cortex-M4 with a low-power Cortex-M0+ for optimized wireless stack processing and application workload separation, enhancing energy efficiency.
- Advanced wireless connectivity: Supports Bluetooth 5.0 and IEEE 802.15.4 protocols, enabling flexible and secure communication for IoT and industrial sensor networks.
- Large embedded memory: 1 MB Flash and 256 KB RAM provide space for complex firmware and multiple wireless profiles, reducing external memory dependency and improving system reliability.
- Comprehensive peripherals: Integrated ADCs, multiple timers, and diverse communication interfaces simplify sensor integration and system control, accelerating development cycles.
Typical Applications
- Industrial wireless sensor networks requiring secure, low-power communication and real-time data processing in harsh environments.
- IoT connected devices such as smart home controllers and asset trackers demanding Bluetooth 5.0 for extended range and improved throughput.
- Wearable health monitoring products benefiting from the device??s low energy consumption and integrated sensor interface options.
- Smart lighting and building automation systems leveraging IEEE 802.15.4 for mesh networking and reliable device interconnectivity.
STM32WB55CGU7 Advantages vs Typical Alternatives
This microcontroller stands out with its dual-core design, allowing separate handling of wireless stack and application tasks, which improves power efficiency and performance compared to single-core alternatives. Its integrated Bluetooth 5.0 and IEEE 802.15.4 support offer versatile connectivity options, eliminating the need for external wireless modules. Large embedded memory and extensive peripheral sets reduce BOM complexity and improve system reliability, making it a superior choice for industrial and IoT applications requiring robust wireless communication and low power consumption.
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STM32WB55CGU7 Brand Info
The STM32WB55CGU7 is part of the STM32 wireless microcontroller family from STMicroelectronics, a global leader in semiconductor design and manufacturing. STMicroelectronics is renowned for delivering high-quality, innovative microcontrollers and wireless solutions optimized for industrial, consumer, and IoT markets. The STM32WB series integrates advanced Arm cores with certified wireless connectivity stacks, backed by comprehensive development tools and ecosystem support, enabling engineers to accelerate time-to-market and build scalable, secure connected products.
FAQ
What wireless protocols are supported by this microcontroller?
The device supports Bluetooth 5.0 and IEEE 802.15.4 wireless protocols, enabling a wide range of connectivity options including Bluetooth Low Energy and mesh networking for industrial and IoT applications.
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