Overview
The STM32F302RET6 is a high-performance 32-bit microcontroller from STMicroelectronics, based on the Arm® Cortex®-M4 processor. This microcontroller integrates a floating point unit (FPU), a memory protection unit (MPU), and an embedded trace macrocell (ETM), operating at a frequency of up to 72 MHz. It is part of the STM32F3 series, known for its mixed-signal capabilities and extensive range of peripherals. The device is designed to support a wide range of applications, including industrial control, medical devices, and consumer electronics, due to its robust feature set and low-power modes.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® Cortex®-M4 32-bit CPU with 72 MHz 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 | 64-pin LQFP |
| Temperature Range | -40 to +85 °C and -40 to +105 °C |
| ADCs | Two fast 12-bit ADCs (5 Msps), up to 18 channels |
| DAC | One 12-bit DAC channel |
| Timers | Up to 11 timers, including one 32-bit timer and multiple 16-bit timers |
| Communication Interfaces | Up to three I2Cs, up to four SPIs, three USARTs, up to two UARTs, CAN, and USB 2.0 full-speed interface |
| Power Modes | Sleep, Stop, and Standby modes |
Key Features
- High-performance ARM® Cortex®-M4 32-bit CPU with FPU, DSP instruction, and MPU
- Up to 512 Kbytes of Flash memory and 64 Kbytes of SRAM
- Flexible memory controller (FSMC) for static memories
- Two fast 12-bit ADCs (5 Msps) and one 12-bit DAC channel
- Four ultra-fast rail-to-rail analog comparators and two operational amplifiers
- Extensive range of timers, including advanced motor control timers
- Multiple communication interfaces: I2C, SPI, USART, UART, CAN, and USB 2.0
- Low-power modes: Sleep, Stop, and Standby
- VBAT supply for RTC and backup registers
- 96-bit unique ID
Applications
The STM32F302RET6 is versatile and can be used in a variety of applications, including:
- Industrial control systems
- Medical devices requiring precise analog and digital signal processing
- Consumer electronics such as audio equipment and gaming devices
- Automotive systems, including motor control and infotainment
- IoT devices requiring low power consumption and advanced communication capabilities
Q & A
- What is the core processor of the STM32F302RET6?
The core processor is the ARM® Cortex®-M4 32-bit CPU with FPU, DSP instruction, and MPU.
- What is the maximum operating frequency of the STM32F302RET6?
The maximum operating frequency is 72 MHz.
- How much Flash and SRAM memory does the STM32F302RET6 have?
The device has up to 512 Kbytes of Flash memory and 64 Kbytes of SRAM.
- What types of ADCs and DACs are available on the STM32F302RET6?
The device features two fast 12-bit ADCs (5 Msps) and one 12-bit DAC channel.
- What communication interfaces are supported by the STM32F302RET6?
The device supports up to three I2Cs, up to four SPIs, three USARTs, up to two UARTs, CAN, and USB 2.0 full-speed interface.
- What are the power-saving modes available on the STM32F302RET6?
The device supports Sleep, Stop, and Standby power-saving modes.
- What is the operating voltage range of the STM32F302RET6?
The operating voltage range is 2.0 V to 3.6 V.
- What is the temperature range for the STM32F302RET6?
The temperature range is -40 to +85 °C and -40 to +105 °C.
- Does the STM32F302RET6 support motor control timers?
- Is the STM32F302RET6 RoHS compliant?
