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STMicroelectronics Microcontroller STM32F303RBT7 32 bit ARM Cortex M4 72 MHz 128kB FLASH 64-Pin LQFP
Specifications
| Country of Origin | China |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.45mm |
| Length | 10mm |
| Model | STM32F303RBT7 |
| Width | 10mm |
| Mount Type | Surface |
| Series | STM32F3 |
| Maximum Operating Temperature | 105°C |
| Package Type | LQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 32kB |
| Pin Count | 64 |
| Maximum Supply Voltage | 3.6V |
| Maximum Power Dissipation Pd | 444mW |
| Minimum Supply Voltage | 2V |
| Device Core | ARM Cortex M4 |
| Program Memory Size | 128kB |
| Maximum Clock Frequency | 72MHz |
| Analogue Comparators | 3 |
| Number of Timers | 4 |
| Instruction Set Architecture | RISC |
| ADCs | 22 x 12 Bit |
| Program Memory Type | FLASH |
| DACs | 3 x 12 Bit |
Key Features
- High-performance 32-bit ARM Cortex-M4 RISC core with floating point unit.
- Maximum clock frequency of 72 MHz for fast processing.
- 128kB of non-volatile FLASH program memory and 32kB SRAM for data storage.
- Includes 22 12-bit ADC channels and 3 12-bit DACs for analog signal processing.
- Contains multiple timers including four general-purpose timers and specialized motor control timers.
- Wide operating voltage range from 2.0 to 3.6 V for flexible power options.
- Operating temperature range from -40°C to 105°C suitable for industrial applications.
- Features advanced peripherals such as I2C, SPI, USART, USB, CAN and DACs.
Product Description
STMicroelectronics STM32F303RBT7 microcontroller integrates a high-performance 32-bit ARM Cortex M4 processor core running at up to 72 MHz. This device includes a floating point unit (FPU), memory protection unit (MPU), and embedded trace macrocell (ETM) for enhanced development and debugging capabilities. The microcontroller features 128kB of FLASH program memory and 32kB of SRAM, ideal for complex embedded applications.
With 22 channels of 12-bit analog-to-digital converters (ADCs) and 3 12-bit digital-to-analog converters (DACs), the STM32F303RBT7 supports sophisticated analog signal processing tasks including sensor interfacing and motor control.
The device provides an extensive set of timers including four general-purpose 16-bit timers, one 32-bit timer, plus timers dedicated to motor control applications. Communication interfaces include up to two I2Cs, three SPIs with multiplexed full-duplex I2S capabilities, three USARTs, two UARTs, CAN, and USB interfaces enabling a variety of connectivity options.
The microcontroller operates within a voltage range of 2.0 to 3.6 V and is rated for operation in industrial temperature ranges of -40°C to +105°C, making it suitable for harsh environmental conditions widely encountered in industrial, automotive, and consumer electronics applications.
Compact and low-profile, the device comes in a 64-pin LQFP package sized 10mm x 10mm x 1.45mm, allowing efficient board space utilization in compact systems.
Manufactured in China, the STM32F303RBT7 is designed for robust and reliable performance in embedded control systems, industrial automation, motor drives, and audio class applications requiring high accuracy and speed.
High clock frequency and floating-point support improve computational efficiency. Multiple ADCs and DACs support complex signal processing. Rich communication interface suite enables flexible integration. Wide temperature and voltage range ensure application reliability.
Compact packaging supports dense PCB layouts. Explore the STMicroelectronics Microcontroller range on EnvMart for advanced embedded solutions tailored to your industrial and commercial needs.
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Frequently Asked Questions
The STM32F303RBT7 microcontroller has a maximum clock frequency of 72 MHz, allowing for fast processing capabilities.
It operates within a voltage range of 2.0 to 3.6 V, providing flexibility for various power supply options.
This model includes 128kB of non-volatile FLASH program memory, suitable for complex embedded applications.
The microcontroller comes in a 64-pin LQFP package with dimensions of 10mm x 10mm x 1.45mm.
The STM32F303RBT7 features 22 channels of 12-bit analog-to-digital converters (ADCs) for analog signal processing.
It includes multiple communication interfaces such as I2C, SPI, USART, USB, and CAN, enabling versatile connectivity options.
This microcontroller is rated for operation in an industrial temperature range of -40°C to +105°C, suitable for harsh environments.
It has a RAM size of 32kB, providing sufficient memory for data storage in embedded applications.
The STM32F303RBT7 includes four general-purpose timers and specialized timers for motor control applications.
It features a high-performance 32-bit ARM Cortex M4 RISC core, which includes a floating point unit (FPU) for enhanced computational efficiency.
The maximum power dissipation for this microcontroller is rated at 444mW, which helps in managing thermal performance.
It is packaged in a surface mount LQFP type, which is compact and suitable for efficient board space utilization.
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