The STM32WLE4CCU6TR is an advanced system-on-chip combining a high-performance ARM Cortex-M4 32-bit core with an integrated LoRa? and (G)FSK transceiver designed for ultra-low-power wireless communication. This device is optimized for long-range IoT applications requiring robust connectivity, extended battery life, and reliable data transmission. Featuring a broad operating voltage range and extensive memory options, it supports a wide variety of embedded designs. The integrated radio and microcontroller reduce system size and complexity, enabling efficient development of industrial, smart metering, and smart city applications. For more detailed product insights, visit IC Manufacturer.
STM32WLE4CCU6TR Technical Specifications
Parameter
Specification
Core
ARM Cortex-M4 32-bit, up to 48 MHz
Flash Memory
256 KB
RAM
64 KB
Radio Protocols
LoRa?, (G)FSK
Operating Voltage
1.8 V to 3.6 V
Max RF Output Power
+22 dBm
Package
UFBGA64, 7×7 mm
Temperature Range
-40 ??C to +85 ??C
Ultra-Low Power Modes
Standby, Stop, Sleep with RTC
Embedded Peripherals
ADC, DMA, RTC, multiple timers, SPI, I2C, USART
STM32WLE4CCU6TR Key Features
Integrated ARM Cortex-M4 core: Provides efficient processing power for complex embedded applications, enabling fast and reliable execution with DSP capabilities.
Long-range wireless connectivity: Supports LoRa? modulation for extended communication ranges, ideal for IoT networks in challenging environments.
Low power consumption modes: Multiple power-saving states help extend battery life in portable and remote devices.
High RF output power up to +22 dBm: Enhances signal strength and communication reliability over long distances.
Robust peripheral set: Includes ADC, timers, communication interfaces (SPI, I2C, USART) supporting versatile sensor and device integration.
Wide operating temperature range: Ensures dependable operation in industrial and outdoor applications.
Typical Applications
Industrial IoT sensor nodes: Enables long-range, low-power monitoring and control in factory automation and process control systems.
Smart metering: Supports advanced gas, water, and electricity meters with reliable wireless data transmission.
Smart city infrastructure: Facilitates wireless communication for street lighting, parking management, and environmental sensing.
Asset tracking and logistics: Provides robust connectivity for location tracking and inventory management in supply chains.
STM32WLE4CCU6TR Advantages vs Typical Alternatives
This device stands out by integrating a powerful ARM Cortex-M4 processor with a high-performance LoRa? transceiver in a single low-power SoC. Its ability to deliver up to +22 dBm RF output power enhances communication range without compromising energy efficiency. The compact package and comprehensive peripheral set simplify board design and reduce BOM cost compared to separate MCU and radio modules. Its wide voltage and temperature ranges ensure reliability across demanding industrial environments.
The STM32WLE4CCU6TR is part of the STM32WL series developed by STMicroelectronics, a leading global semiconductor manufacturer. STMicroelectronics specializes in microcontrollers and integrated wireless communication solutions tailored for IoT and industrial applications. The STM32WL family uniquely combines the STM32 microcontroller architecture with sub-GHz radio technology, offering a scalable platform for long-range, low-power wireless connectivity. This series benefits from ST??s extensive ecosystem of development tools, middleware stacks, and software libraries to accelerate time-to-market for embedded designers.
