ST launcht STM32WB Dual-Core Wireless MCUs: Ultra-Low-Power, Real-Time Performance für IoT

STMicroelectronics hat STM32WBx5 Family Dual-Core Wireless Mikrocontroller Enthüllt – Merging Bluetooth 5, OpenThread, Zigbee 3.0 Connectivity mit Proven Ultra-Low-Power Architecture.

Dual-Core Architecture

Core der STM32WBx5: Powerful Cortex-M4 Inheriting STM32L4 Energy-Efficient Design, Paired With Dedicated Cortex-M0+ Managing On-Chip Radio. Together Deliver Real-Time Performance While Enabling Concurrent Wireless-Protocol Handling – Making MCU Ideal für Remote Sensors, Wearable Trackers, Building Automation, Peripherals, Drones, Wide Range IoT Applications.

Security Baked In

MCU Incorporates Customer Key Storage (CKS), Public Key Authorization (PKA), Hardware Encryption Engines für Both Radio MAC und Higher-Layer Protocols. Cortex-M0+ Also Provides OTA-Secure Firmware Updates für Application und Radio Stack – Safeguarding Device Integrity und IP While Simplifying Product Management.

Memory, Peripherals, RF Performance

• Up to 1 MB On-Chip Flash, Quad-SPI Interface – Keep BOM Costs Low, Small Footprint
• Crystal-less Full-Speed USB Port, 32 MHz RF Oscillator mit Trimming Capacitors, Touch-Sense Controller, LCD Controller, Analog Peripherals, Multiple Timers/Watchdogs
• On-Chip Balun Ensures Clean Antenna Connection

Power Efficiency Cornerstone

MCU Supports Multiple Low-Power Modes: 13 nA Shutdown State, Adaptive Voltage Scaling, Adaptive Real-Time ART Accelerator – Translating Extended Battery Life für Self-Powered Devices.

Integrated Radio Delivers High RF Performance Minimal Consumption: Programmable Output Power Up To +6 dBm in 1 dB Steps, 5,2 mA Current Draw at 0 dB Transmit Power, –96 dBm Receive Sensitivity at 1 Mbps BLE Rate – Enabling Robust Links Over 102 dB Budget. External Power Amplifiers Also Supported für Longer Ranges.

Development Ecosystem

STs STM32Cube Ecosystem Simplifies Development: STM32CubeWB Package Provides Peripheral Drivers, Middleware, Connectivity Libraries, STM32WB55 Nucleo (P-NUCLEO-WB55) Board Accelerates Prototyping. New STM32CubeMon-RF Tool Offers RF Testing und Custom Scripting – Further Shortening Time-to-Market.

STM32WBx5 Available in Range Packages: UFQFPN48 bis UFBGA129 – Giving Designers Flexibility Balance Cost, Size, I/O Requirements.