STM32F303RDT6

The STM32F303RDT6 is STMicroelectronics’ 32‑bit MCU from the STM32F3 family, based on the ARM Cortex-M4F core.
Key points
- Core and speed: Cortex-M4F with DSP instructions and single-precision FPU; up to about 72 MHz.
- Peripherals: multiple 12‑bit ADCs, DAC, comparators, op‑amps, timers (advanced-control and general-purpose), PWM, USB 2.0 FS, CAN, I2C, SPI, USART/UART, I2S, and DMA.
- Memory and package: Flash and RAM sizes vary by device variant; RDT6 denotes a specific package/organization (check the datasheet for exact numbers and pin count).
- Power and safety: typical low-power modes with wakeup options; suitable for motor control, power electronics, sensors, and instrumentation.
- Development: supported by STM32CubeMX/HAL/LL, SWD for programming/debugging, rich middleware and example projects.
- Applications: motor control, sensor fusion, digital power, embedded control loops.
Note: For exact Flash/RAM amounts, package details, and pinout, consult the STM32F303RDT6 datasheet and reference manual.

Key features of STM32F303RDT6 (LQFP64):
- Core: 32‑bit ARM Cortex‑M4F with FPU and DSP instructions
- Speed: up to 72 MHz
- Memory: up to 256 KB Flash, around 40 KB SRAM
- USB: USB 2.0 Full‑Speed device
- CAN: CAN 2.0B
- Peripherals: multiple USART/UART, I2C, SPI
- Analog: one or more 12‑bit ADCs up to ~5 MSPS (with multiple channels)
- Timers: TIM1 advanced‑control; TIM2–TIM5 GP timers; TIM6/TIM7 basic
- DMA controller and CRC unit
- Clocking: HSI/HSE, PLL, LSE for RTC
- RTC with backup domain
- GPIOs: up to 64 pins available in this package
- Power/voltage: operating 2.0–3.6 V; supports low‑power modes (Sleep, Stop, Standby)
- Debug: SWD/JTAG interface
Optional notes: package is LQFP64 (RDT6); suitable for motor control, sensor interfacing, USB/CAN communication, and mixed‑signal applications.

- Pin count: 100 pins (LQFP-100, DT6 package).
- Function: 32-bit ARM Cortex-M4F microcontroller (STM32F3 family) with rich peripherals, including USB FS, CAN, SPI/I2C/USART, multiple timers, ADCs (12-bit), DAC, comparators, and DMA—suitable for mixed-signal control applications.

- Manufacturer: STMicroelectronics (ST).
- What kind of company: A multinational electronics and semiconductor company (headquartered in Geneva, Switzerland) that designs and manufactures a wide range of ICs, including microcontrollers (like STM32), MEMS sensors, power-management ICs, and more for automotive, industrial, consumer electronics, and communications markets.

STM32F303RDT6 is a Cortex-M4F MCU with DSP/FPU, up to 72 MHz, and rich peripherals (ADC, DAC, timers, comparators, op-amps, USB FS, CAN, I2C/SPI/UART). Suitable application areas include:
- Motor control drives (BLDC/PMSM, servo drives)
- Industrial automation and control systems
- Power electronics, energy metering and power monitoring
- Digital signal processing, sensor data processing, and audio
- Data acquisition and instrumentation
- Embedded IoT and consumer electronics requiring USB/CAN connectivity

LQFP-100 package (14×14 mm, 0.5 mm pitch).