Overview
The STM32F303RBT7TR is a member of the STM32F303xB/STM32F303xC family of microcontrollers produced by STMicroelectronics. This device is based on the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 72 MHz. It includes a floating point unit (FPU), a memory protection unit (MPU), and an embedded trace macrocell (ETM). The microcontroller features high-speed embedded memories, an extensive range of enhanced I/Os, and various peripherals connected to two APB buses.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® Cortex®-M4 32-bit CPU with FPU, 72 MHz max, single-cycle multiplication and HW division, 90 DMIPS (from CCM), DSP instruction and MPU |
| Memories | 128 to 256 Kbytes of Flash memory, up to 40 Kbytes of SRAM |
| Operating Conditions | Voltage range: 2.0 V to 3.6 V, Temperature range: -40 to +85 °C and -40 to +105 °C |
| ADCs | Four fast 12-bit ADCs (5 Msps), up to 39 channels |
| DACs | Two 12-bit DAC channels |
| Comparators | Seven fast rail-to-rail analog comparators |
| Operational Amplifiers | Four operational amplifiers |
| Timers | Up to five general-purpose 16-bit timers, one general-purpose 32-bit timer, and two timers dedicated to motor control |
| Communication Interfaces | Up to two I2Cs, up to three SPIs, three USARTs, up to two UARTs, CAN, and USB |
| Package | LQFP 64 10x10x1.4 mm |
| Low-Power Modes | Sleep, Stop, and Standby |
Key Features
- High-performance Arm® Cortex®-M4 32-bit CPU with FPU and DSP instructions.
- 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, including four fast 12-bit ADCs, seven comparators, four operational amplifiers, and two DAC channels.
- Advanced communication interfaces: up to two I2Cs, up to three SPIs, three USARTs, up to two UARTs, CAN, and USB.
- Low-power modes: Sleep, Stop, and Standby, enabling the design of low-power applications.
- Comprehensive set of power-saving modes and a wide range of temperature operating conditions.
Applications
The STM32F303RBT7TR is suitable for a variety of applications due to its rich set of peripherals and high-performance core. These include:
- 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, such as audio devices leveraging the I2S peripherals for audio class accuracy.
- IoT devices that require low power consumption and advanced communication capabilities.
Q & A
- What is the core architecture of the STM32F303RBT7TR?
The core is based on the Arm® Cortex®-M4 32-bit RISC core with FPU, operating at up to 72 MHz. - What is the memory capacity of the STM32F303RBT7TR?
It features up to 256 Kbytes of Flash memory and up to 40 Kbytes of SRAM. - What are the operating voltage and temperature ranges of the STM32F303RBT7TR?
The operating voltage range is 2.0 V to 3.6 V, and the temperature range is -40 to +85 °C and -40 to +105 °C. - How many ADCs and DACs does the STM32F303RBT7TR have?
It has four fast 12-bit ADCs and two 12-bit DAC channels. - What communication interfaces are available on the STM32F303RBT7TR?
The device features up to two I2Cs, up to three SPIs, three USARTs, up to two UARTs, CAN, and USB. - Does the STM32F303RBT7TR support low-power modes?
Yes, it supports Sleep, Stop, and Standby low-power modes. - What is the package type of the STM32F303RBT7TR?
The package type is LQFP 64 10x10x1.4 mm. - How many operational amplifiers and comparators are included in the STM32F303RBT7TR?
It includes four operational amplifiers and seven fast rail-to-rail analog comparators. - Can the STM32F303RBT7TR be used in industrial applications?
Yes, it is suitable for industrial automation and control systems due to its advanced peripherals and robust operating conditions. - Is the STM32F303RBT7TR RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 grade.
