Overview
The STM32F303R8T6TR is a microcontroller from the STM32F303x6/8 family, produced by STMicroelectronics. It incorporates the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at up to 72 MHz frequency and featuring a floating point unit (FPU). This microcontroller is equipped with high-speed embedded memories, including up to 64 Kbytes of Flash memory and 12 Kbytes of SRAM, along with a routine booster of 4 Kbytes of SRAM on the instruction and data bus. The device offers an extensive range of enhanced I/Os and peripherals connected to two APB buses, making it suitable for a variety of applications requiring high performance and low power consumption.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® Cortex®-M4 32-bit CPU with FPU (up to 72 MHz) |
| Flash Memory | Up to 64 Kbytes |
| SRAM | 12 Kbytes with HW parity check, plus 4 Kbytes of SRAM on instruction and data bus (CCM) |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +85 °C and –40 to +105 °C |
| ADCs | Up to two fast 12-bit ADCs (5 Msps), up to 21 channels |
| DACs | Up to three 12-bit DAC channels |
| Comparators | Three ultra-fast rail-to-rail analog comparators |
| Operational Amplifier | One operational amplifier that can be used in PGA mode |
| Timers | One 32-bit timer, seven 16-bit timers, and two watchdog timers |
| Communication Interfaces | One I2C, one SPI, up to three USARTs, and one CAN 2.0B interface |
| Package | LQFP 64 10x10x1.4 mm |
Key Features
- High-Performance Core: Arm® Cortex®-M4 32-bit CPU with FPU, operating at up to 72 MHz.
- Memory and Performance Boost: Up to 64 Kbytes of Flash memory, 12 Kbytes of SRAM, and a routine booster of 4 Kbytes of SRAM on the instruction and data bus.
- Analog Peripherals: Up to two fast 12-bit ADCs, three 12-bit DAC channels, three ultra-fast analog comparators, and one operational amplifier.
- Timers and Counters: One 32-bit timer, seven 16-bit timers, and two watchdog timers.
- Communication Interfaces: One I2C, one SPI, up to three USARTs, and one CAN 2.0B interface.
- Low-Power Modes: Sleep, Stop, and Standby modes for low-power applications.
- Capacitive Sensing: Up to 18 capacitive sensing channels supporting touchkeys, linear, and rotary touch sensors.
- Debug and Security: Serial wire debug (SWD), JTAG, and a 96-bit unique ID.
Applications
- Industrial Control: Suitable for applications such as motor control, PLCs, inverters, and industrial automation.
- Consumer Electronics: Ideal for handheld equipment, A/V receivers, digital TV, PC peripherals, gaming, and GPS platforms.
- Automotive and Transportation: Can be used in automotive systems, including motor control and other vehicle electronics.
- Medical and Healthcare: Applicable in medical devices requiring high precision and low power consumption.
- Home and Building Automation: Suitable for HVAC systems, alarm systems, and video intercoms.
Q & A
- What is the core type of the STM32F303R8T6TR?
The core is an Arm® Cortex®-M4 32-bit CPU with FPU.
- What is the maximum operating frequency of the STM32F303R8T6TR?
The maximum operating frequency is up to 72 MHz.
- How much Flash memory and SRAM does the STM32F303R8T6TR have?
It has up to 64 Kbytes of Flash memory and 12 Kbytes of SRAM.
- What are the temperature ranges for the STM32F303R8T6TR?
The temperature ranges are –40 to +85 °C and –40 to +105 °C.
- What types of communication interfaces are available on the STM32F303R8T6TR?
It includes one I2C, one SPI, up to three USARTs, and one CAN 2.0B interface.
- Does the STM32F303R8T6TR support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes for low-power applications.
- What is the package type of the STM32F303R8T6TR?
The package type is LQFP 64 10x10x1.4 mm.
- Are there any analog peripherals on the STM32F303R8T6TR?
Yes, it includes up to two fast 12-bit ADCs, three 12-bit DAC channels, three ultra-fast analog comparators, and one operational amplifier.
- Does the STM32F303R8T6TR support capacitive sensing?
Yes, it supports up to 18 capacitive sensing channels.
- What debug interfaces are available on the STM32F303R8T6TR?
It supports serial wire debug (SWD) and JTAG.
