Overview
The STM32F302RBT7TR is a high-performance microcontroller from STMicroelectronics, part of the STM32F302xB/STM32F302xC family. It is based on the ARM® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 72 MHz. This microcontroller includes a floating point unit (FPU), a memory protection unit (MPU), and an embedded trace macrocell (ETM). The device is designed for a wide range of applications, offering high-speed embedded memories and an extensive set of enhanced I/Os and peripherals.
Key Specifications
| Parameter | Description |
|---|---|
| Core | ARM® Cortex®-M4 32-bit CPU with FPU, up to 72 MHz |
| Memories | Up to 256 Kbytes of Flash memory, up to 40 Kbytes of SRAM |
| Supply Voltage | 2.0 V to 3.6 V |
| Operating Temperature | -40 °C to +105 °C |
| Package | LQFP 64 10x10x1.4 mm |
| ADCs | Up to two fast 12-bit ADCs (5 Msps), up to 17 channels |
| DAC | One 12-bit DAC channel |
| Timers | Up to five 16-bit timers, one 32-bit timer, and one timer for motor control |
| Communication Interfaces | Up to two I2Cs, up to three SPIs, up to five USART/UARTs, CAN, USB 2.0 full speed |
| Low-Power Modes | Sleep, Stop, and Standby modes |
| Other Features | Four fast rail-to-rail analog comparators, two operational amplifiers, RTC, and up to 24 capacitive sensing channels |
Key Features
- High-performance ARM® Cortex®-M4 32-bit CPU with FPU, single-cycle multiplication and HW division, DSP instructions, and MPU.
- High-speed embedded memories: up to 256 Kbytes of Flash memory and up to 40 Kbytes of SRAM.
- Extensive range of enhanced I/Os and peripherals connected to two APB buses.
- Up to two fast 12-bit ADCs, one 12-bit DAC channel, four fast rail-to-rail analog comparators, and two operational amplifiers.
- Multiple timers including up to five 16-bit timers, one 32-bit timer, and one timer dedicated to motor control.
- Standard and advanced communication interfaces such as I2C, SPI, USART/UART, CAN, and USB 2.0 full speed.
- Low-power modes: Sleep, Stop, and Standby.
- Up to 24 capacitive sensing channels supporting touchkey, linear, and rotary touch sensors.
- Calendar RTC with Alarm and periodic wakeup from Stop/Standby.
Applications
The STM32F302RBT7TR is suitable for a variety of applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- IoT devices requiring high performance and low power consumption
- Motor control and power management systems
Q & A
- What is the core architecture of the STM32F302RBT7TR?
The core is based on the ARM® Cortex®-M4 32-bit RISC CPU with FPU.
- What is the maximum operating frequency of the STM32F302RBT7TR?
The maximum operating frequency is up to 72 MHz.
- What are the memory specifications of the STM32F302RBT7TR?
It has up to 256 Kbytes of Flash memory and up to 40 Kbytes of SRAM.
- What is the supply voltage range for the STM32F302RBT7TR?
The supply voltage range is from 2.0 V to 3.6 V.
- What are the operating temperature ranges for the STM32F302RBT7TR?
The operating temperature ranges are from -40 °C to +105 °C.
- What types of communication interfaces does the STM32F302RBT7TR support?
It supports I2C, SPI, USART/UART, CAN, and USB 2.0 full speed interfaces.
- Does the STM32F302RBT7TR have low-power modes?
Yes, it has Sleep, Stop, and Standby low-power modes.
- What kind of analog peripherals does the STM32F302RBT7TR include?
It includes up to two fast 12-bit ADCs, one 12-bit DAC channel, four fast rail-to-rail analog comparators, and two operational amplifiers.
- What is the package type of the STM32F302RBT7TR?
The package type is LQFP 64 10x10x1.4 mm.
- Is the STM32F302RBT7TR RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 grade.
