STMicroelectronics STM32F401RBT6 32-Bit Microcontroller

High-Performance Embedded Solutions with STM32F401RBT6

The STMicroelectronics STM32F401RBT6 represents the cutting-edge performance of 32-bit microcontroller technology, combining ARM Cortex-M4 core efficiency with advanced peripheral integration. This 64-LQFP packaged device delivers exceptional processing power while maintaining exceptional power efficiency, making it ideal for demanding embedded applications across industrial, automotive, and consumer electronics sectors.

Core Architecture & Processing Power

At its heart beats the ARM Cortex-M4 processor with DSP extensions, operating at 84MHz to deliver 100 DMIPS of computational throughput. The core's single-precision floating-point unit enables precise mathematical operations critical for real-time control applications. The integrated Memory Protection Unit (MPU) enhances system reliability by preventing unauthorized memory access, while the nested vectored interrupt controller (NVIC) ensures deterministic response times for time-critical operations.

Memory & Storage Capabilities

Engineered for complex applications, this microcontroller features 128KB of flash memory with ECC protection and 64KB of SRAM with parity checking. The memory architecture supports simultaneous execution and data access through separate buses, eliminating bottlenecks in high-speed operations. The integrated memory management system includes hardware CRC calculation for data integrity verification, crucial for mission-critical applications.

Advanced Peripheral Integration

The STM32F401RBT6 offers comprehensive connectivity options including dual CAN controllers, six USART interfaces with IrDA support, and four SPI interfaces operating up to 42MHz. The 16-channel 12-bit ADC delivers 2.4MSPS conversion rates with programmable sampling time, while the 2-channel 12-bit DAC provides precise analog output control. The device's 14 timers include advanced control timers with dead-time insertion for motor control applications.

Power Management & Efficiency

Operating across a 1.7V to 3.6V supply range, the device implements multiple low-power modes including Stop mode with 2.2μA consumption and RTC operation. The independent VBAT supply enables real-time clock functionality during system hibernation, while the programmable voltage detector ensures reliable operation across varying power conditions.

Industrial-Grade Reliability

Qualified for -40°C to +85°C operating temperatures, this AEC-Q100 qualified device incorporates multiple reliability features including hardware watchdog timers, brown-out detection with programmable thresholds, and error correction code (ECC) memory support. The 64-LQFP package with 10x10mm footprint combines compact size with excellent thermal performance for high-density PCB designs.

Tags: Embedded Systems, IoT Devices, Industrial Automation, Low Power MCU, ARM Cortex-M4