Overview
The STM32F302RBT6TR is a microcontroller from the STM32F3 series, produced by STMicroelectronics. It is based on the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 72 MHz and featuring a floating-point unit (FPU). This microcontroller is designed for a wide range of applications requiring high computational performance, low power consumption, and advanced peripherals.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® Cortex®-M4 32-bit CPU with FPU (72 MHz max) |
| Flash Memory | 128 Kbytes |
| SRAM | 24 Kbytes |
| Voltage Supply | 2.0 to 3.6 V |
| Operating Temperature | -40°C to 85°C |
| Package | 64-LQFP (10x10 mm) |
| ADC | 1 x 12-bit ADC (up to 15 channels), 5 MSPS |
| DAC | 1 x 12-bit DAC channel |
| Comparators | 3 fast rail-to-rail analog comparators |
| Operational Amplifier | 1 operational amplifier in PGA mode |
| Timers | Up to 9 timers (including 1 x 32-bit and several 16-bit timers) |
| Communication Interfaces | 3 x I2C, up to 3 USARTs, 2 x SPIs, USB 2.0 full-speed, CAN 2.0B |
| I/Os | Up to 51 fast I/O ports |
Key Features
- High-performance Arm® Cortex®-M4 core with FPU, DSP instructions, and single-cycle multiplication and HW division.
- Low-power modes: Sleep, Stop, and Standby.
- Comprehensive set of peripherals including ADC, DAC, comparators, operational amplifier, and capacitive sensing channels.
- Advanced communication interfaces such as I2C, USART, SPI, USB, and CAN.
- Internal oscillators and external clock support.
- Calendar RTC with alarm and periodic wakeup from Stop/Standby.
- Serial wire debug (SWD), JTAG, and 96-bit unique ID.
Applications
The STM32F302RBT6TR is suitable for a variety of applications, including:
- Industrial automation and control systems.
- Medical devices requiring precise analog and digital signal processing.
- Automotive systems, particularly those needing advanced motor control and communication interfaces.
- Consumer electronics that demand high computational performance and low power consumption.
- IoT devices requiring robust communication and sensor capabilities.
Q & A
- What is the core architecture of the STM32F302RBT6TR?
The core is based on the Arm® Cortex®-M4 32-bit RISC CPU with an FPU, operating at up to 72 MHz. - How much Flash and SRAM memory does it have?
It has 128 Kbytes of Flash memory and 24 Kbytes of SRAM. - What is the voltage supply range for this microcontroller?
The voltage supply range is from 2.0 to 3.6 V. - What are the key analog peripherals available?
Key analog peripherals include a 12-bit ADC, a 12-bit DAC, three fast rail-to-rail analog comparators, and one operational amplifier. - What communication interfaces are supported?
It supports I2C, USART, SPI, USB 2.0 full-speed, and CAN 2.0B interfaces. - Does it have any low-power modes?
Yes, it has Sleep, Stop, and Standby low-power modes. - What is the operating temperature range?
The operating temperature range is from -40°C to 85°C. - What package options are available?
It is available in a 64-LQFP (10x10 mm) package. - Does it support capacitive sensing?
Yes, it supports up to 18 capacitive sensing channels. - What debug interfaces are available?
It supports serial wire debug (SWD) and JTAG.
