Overview
The STM32F103R8T7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F family. It features an ARM 32-bit Cortex-M3 CPU core operating at a maximum frequency of 72 MHz. This microcontroller is designed for a wide range of applications requiring high performance, low power consumption, and extensive peripheral support.
The device includes high-speed embedded memories, an extensive range of enhanced I/Os, and peripherals connected to two APB buses. It is particularly suited for applications that require advanced communication interfaces, low power modes, and robust peripheral sets.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM Cortex-M3 |
| Program Memory Type | Flash |
| Flash Size | 64 kB |
| RAM Size | 20 kB |
| Speed | 72 MHz |
| No of I/O Lines | 51 |
| Interface Type / Connectivity | CAN, IrDA, I2C, LIN, SPI, UART, USART, USB |
| Peripherals | DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, Watchdog |
| Number Of Timers | 4 |
| Supply Voltage | 2V to 3.6V |
| Operating Temperature | -40°C to +105°C |
| On-Chip ADC | 2 (16-ch x 12-bit) |
| Watchdog Timers | 2 |
| Package Style | LQFP-64 |
Key Features
- ARM 32-bit Cortex-M3 CPU Core: Operating at a maximum frequency of 72 MHz.
- Memories: 64 kB of Flash memory and 20 kB of SRAM.
- Clock, Reset and Supply Management: Includes POR, PDR, and programmable voltage detector (PVD).
- Low Power Modes: Sleep, Stop, and Standby modes for low-power applications.
- ADCs: Two 12-bit, 1 µs A/D converters (up to 16 channels).
- I/O Ports: Up to 80 fast I/O ports.
- Communication Interfaces: Up to two I2Cs, SPIs, three USARTs, an USB, and a CAN.
- Timers: Seven timers including three general-purpose 16-bit timers and one PWM timer.
- CRC Calculation Unit and Unique ID: 96-bit unique ID.
Applications
The STM32F103R8T7 is versatile and can be used in a variety of applications, including:
- Industrial Automation: For control and monitoring systems.
- Consumer Electronics: In devices such as smart home appliances and personal care products.
- Medical Devices: For diagnostic and monitoring equipment.
- Automotive Systems: In vehicle control units and safety systems.
- IoT Devices: For connected devices requiring low power and high performance.
Q & A
- What is the core processor of the STM32F103R8T7?
The core processor is the ARM 32-bit Cortex-M3 CPU core.
- What is the maximum operating frequency of the STM32F103R8T7?
The maximum operating frequency is 72 MHz.
- How much Flash and RAM memory does the STM32F103R8T7 have?
The device has 64 kB of Flash memory and 20 kB of SRAM.
- What are the supply voltage and operating temperature ranges of the STM32F103R8T7?
The supply voltage range is 2V to 3.6V, and the operating temperature range is -40°C to +105°C.
- What communication interfaces are available on the STM32F103R8T7?
The device includes CAN, IrDA, I2C, LIN, SPI, UART, USART, and USB interfaces.
- How many timers does the STM32F103R8T7 have?
The device has seven timers, including three general-purpose 16-bit timers and one PWM timer.
- What is the package style of the STM32F103R8T7?
The package style is LQFP-64.
- Does the STM32F103R8T7 support low power modes?
Yes, it supports Sleep, Stop, and Standby modes for low-power applications.
- What types of ADCs are available on the STM32F103R8T7?
The device includes two 12-bit, 1 µs A/D converters (up to 16 channels).
- Is the STM32F103R8T7 suitable for industrial applications?
Yes, it is suitable for industrial automation and control systems due to its robust peripheral set and communication interfaces.
