STM32F405RGT6 | STMicroelectronics (ST) 32‑bit High‑Performance MCU (Microcontroller)

Belongs to the STM32F4 series, based on ARM Cortex‑M4 core with built‑in hardware FPU and DSP instructions. It features real‑time computation, motor control and sensor fusion. Industrial‑grade temperature range, non‑automotive chip.

Specifications

Core: ARM Cortex‑M4 (integrated single‑precision FPU, DSP instructions, MPU memory protection unit)

Max Main Frequency: 168 MHz, computational performance: 210 DMIPS

Program Flash: 1 MB

SRAM: 192 KB + 4 KB backup SRAM

Package: LQFP‑64 (10×10 mm, SMD surface‑mount)

Maximum GPIOs: 51

Supply Voltage: 1.8 V ~ 3.6 V (typical 3.3 V)

Operating Temperature: -40 ℃ ~ +85 ℃ (industrial grade)

Analog Peripherals: 3 × 12‑bit ADC (2.4 MSPS); 2 × 12‑bit DAC

Timers: Advanced‑control & general‑purpose timers, supporting multi‑channel complementary PWM and quadrature encoder interface

Communication Interfaces: 2 × CAN2.0B, USB2.0 OTG HS/FS, SDIO, 3 × SPI, 2 × I²S, 3 × I²C, 6 × USART

Key Features: ART Flash accelerator (zero‑wait‑state Flash execution), hardware AES encryption, true random‑number generator (RNG)

Compliance: RoHS

Typical Applications

UAV flight controllers, robot motion control (sensor attitude calculation, brushless motor drive)

Industrial automation: servo controllers, micro‑PLCs, data acquisition modules, frequency converters

Instruments & meters, portable test equipment (multi‑channel ADC signal acquisition, spectrum computation)

Security equipment, intelligent access control, industrial gateways (CAN bus, USB communication)

Audio processing devices, portable medical monitoring instruments

Smart home controllers, HMI human‑machine panels, multi‑sensor centralized processing