STM32L431CBU6 32-Bit ARM Cortex-M4 MCU with 128KB Flash, 64KB RAM, 80MHz - High-Performance Embedded Controller
- Brand: STMicroelectronics
- Product Code: STM32L431CBU6
- Availability: In Stock
$2.40
- Ex Tax: $2.40
Beyond Expectations: The STM32L431CBU6 ARM Cortex-M4 Microcontroller
Designed for engineers demanding exceptional performance in compact embedded systems, the STM32L431CBU6 stands as a testament to STMicroelectronics' commitment to innovation. This 32-bit ARM Cortex-M4 microcontroller combines cutting-edge processing capabilities with ultra-low power consumption, making it ideal for next-generation IoT devices, industrial automation, and portable electronics where efficiency meets computational power.
Technical Excellence in a 48-Pin Package
At its core beats the ARM Cortex-M4 processor running at 80MHz, delivering 1.25 DMIPS/MHz performance through its single-precision floating-point unit and DSP extensions. The device's 128KB Flash memory and 64KB RAM provide ample storage for complex algorithms while maintaining rapid data access speeds. Its advanced power management system enables operation down to 1.71V, ensuring compatibility with energy-constrained environments.
| Key Specification | Value |
|---|---|
| Core Architecture | ARM Cortex-M4 (32-bit) |
| Max Frequency | 80MHz |
| Memory | 128KB Flash + 64KB RAM |
| Interfaces | CANbus, QSPI, SAI, SWPMI |
| ADC/DAC | 10×12bit ADC + 2×12bit DAC |
Connectivity Meets Versatility
With its comprehensive peripheral suite including CANbus, QSPI, and SWPMI interfaces, this microcontroller becomes the perfect solution for applications requiring robust communication protocols. The 39 programmable I/O lines combined with advanced touch sensing capabilities open possibilities for human-machine interfaces in industrial control panels and smart appliances. Its internal oscillators eliminate external crystal requirements, reducing system complexity and cost.
Engineers will appreciate the integrated DMA controller that optimizes data transfers while freeing CPU resources, and the watchdog timer that ensures system reliability. The exposed pad package (48-UFQFPN) provides excellent thermal management for high-temperature operating environments, maintaining stability from -40°C to +85°C.
Power Efficiency Redefined
STMicroelectronics' proprietary technologies enable this MCU to consume as little as 100μA/MHz in active mode, with multiple low-power modes achieving sub-2μA consumption. This makes the STM32L431CBU6 particularly suited for battery-powered applications requiring extended operational life. From medical wearables to wireless sensors, this microcontroller delivers the perfect balance between performance and energy efficiency.
Tags: MCU, Embedded Systems, Industrial Automation, IoT Devices, High-Performance Controllers