Overview
The STM32F302RDT7 is a microcontroller from STMicroelectronics, part of the STM32F302xD and STM32F302xE family. This device is based on the high-performance ARM Cortex-M4 32-bit RISC core, which includes a floating-point unit (FPU) and operates at a frequency of up to 72 MHz. The microcontroller is designed for a wide range of applications requiring high performance, low power consumption, and advanced peripherals.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M4 32-bit CPU with FPU, single-cycle multiplication and HW division, DSP instruction, and MPU |
| Operating Voltage | 2.0 V to 3.6 V |
| Flash Memory | Up to 512 Kbytes |
| SRAM | 64 Kbytes with HW parity check on the first 32 Kbytes |
| Package | LQFP-64 |
| Clock Speed | Up to 72 MHz |
| Timers | Up to 11 timers including 32-bit and 16-bit timers, advanced-control timers, and watchdog timers |
| Communication Interfaces | CAN, I2C, USART/UART, SPI, I2S, USB 2.0 full-speed |
| Analog Peripherals | Two ADCs, one 12-bit DAC, four ultra-fast rail-to-rail analog comparators, two operational amplifiers |
| Touch Sensing | Up to 24 capacitive sensing channels |
Key Features
- High-Performance Core: ARM Cortex-M4 32-bit CPU with FPU, single-cycle multiplication and HW division, DSP instruction, and MPU.
- Advanced Peripherals: Includes two ADCs, one 12-bit DAC, four ultra-fast rail-to-rail analog comparators, and two operational amplifiers.
- Communication Interfaces: Supports CAN, I2C, USART/UART, SPI, I2S, and USB 2.0 full-speed interfaces.
- Touch Sensing: Up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- Low-Power Modes: Sleep, Stop, and Standby modes to reduce power consumption.
- Memory and Storage: Up to 512 Kbytes of Flash memory and 64 Kbytes of SRAM.
- Timers and Watchdogs: Multiple timers including 32-bit and 16-bit timers, advanced-control timers, and independent watchdog timers.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication.
- Medical Devices: Can be used in medical equipment requiring high precision and reliability.
- Consumer Electronics: Ideal for smart home devices, wearables, and other consumer electronics.
- Automotive Systems: Applicable in automotive control units, infotainment systems, and safety features.
- IoT Devices: Suitable for Internet of Things (IoT) applications requiring advanced peripherals and low power consumption.
Q & A
- What is the core architecture of the STM32F302RDT7?
The STM32F302RDT7 is based on the ARM Cortex-M4 32-bit RISC core with an FPU.
- What is the maximum operating frequency of the STM32F302RDT7?
The maximum operating frequency is up to 72 MHz.
- How much Flash and SRAM memory does the STM32F302RDT7 have?
It has up to 512 Kbytes of Flash memory and 64 Kbytes of SRAM.
- What are the key analog peripherals of the STM32F302RDT7?
The key analog peripherals include two ADCs, one 12-bit DAC, four ultra-fast rail-to-rail analog comparators, and two operational amplifiers.
- Does the STM32F302RDT7 support touch sensing?
- What communication interfaces are available on the STM32F302RDT7?
The device supports CAN, I2C, USART/UART, SPI, I2S, and USB 2.0 full-speed interfaces.
- What are the low-power modes available on the STM32F302RDT7?
The device has Sleep, Stop, and Standby modes to reduce power consumption.
- What is the package type of the STM32F302RDT7?
The package type is LQFP-64.
- Does the STM32F302RDT7 have a real-time clock (RTC)?
- What are some typical applications of the STM32F302RDT7?
It is suitable for industrial automation, medical devices, consumer electronics, automotive systems, and IoT devices.
