Overview
The STM32F103R8T6TR is a microcontroller from STMicroelectronics, part of the STM32F103xx medium-density performance line family. It features the high-performance Arm® 32-bit Cortex®-M3 CPU core, operating at a maximum frequency of 72 MHz. This MCU is equipped with high-speed embedded memories, including up to 128 Kbytes of Flash memory and up to 20 Kbytes of SRAM. The device offers an extensive range of enhanced I/Os and peripherals connected to two APB buses, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| CPU Core | Arm® 32-bit Cortex®-M3 |
| Maximum Frequency | 72 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Flash Memory | Up to 128 Kbytes |
| SRAM | Up to 20 Kbytes |
| ADCs | 2x 12-bit, up to 16 channels |
| Timers | 7 timers (3x 16-bit, 1x 16-bit motor control PWM, 2x watchdog, 1x SysTick) |
| Communication Interfaces | Up to 2 I2Cs, up to 3 USARTs, up to 2 SPIs, 1 CAN (2.0B Active), USB 2.0 full-speed |
| Operating Temperature | -40°C to 85°C |
| Package | LQFP 64 (10x10x1.4 mm) |
| I/Os | Up to 51 high-current I/Os |
Key Features
- High-performance Arm® 32-bit Cortex®-M3 CPU core with single-cycle multiplication and hardware division.
- High-speed embedded memories: up to 128 Kbytes of Flash memory and up to 20 Kbytes of SRAM.
- Extensive range of enhanced I/Os and peripherals connected to two APB buses.
- Two 12-bit ADCs with up to 16 channels, dual-sample and hold capability, and a temperature sensor.
- Seven timers, including three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and a SysTick timer.
- Nine communication interfaces: up to two I2Cs, up to three USARTs, up to two SPIs, one CAN (2.0B Active), and a USB 2.0 full-speed interface.
- Low-power modes: Sleep, Stop, and Standby modes, with VBAT supply for RTC and backup registers.
- DMA controller with 7 channels supporting peripherals like timers, ADC, SPIs, I2Cs, and USARTs.
- Up to 80 fast I/O ports, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
- Debug mode with serial wire debug (SWD) and JTAG interfaces.
Applications
- Industrial control systems
- Medical devices
- Consumer electronics
- Automotive systems
- Smart home devices
- IoT applications requiring high performance and low power consumption
Q & A
- What is the maximum frequency of the STM32F103R8T6TR CPU?
The maximum frequency of the STM32F103R8T6TR CPU is 72 MHz.
- How much Flash memory does the STM32F103R8T6TR have?
The STM32F103R8T6TR has up to 128 Kbytes of Flash memory.
- What types of communication interfaces are available on the STM32F103R8T6TR?
The device features up to two I2Cs, up to three USARTs, up to two SPIs, one CAN (2.0B Active), and a USB 2.0 full-speed interface.
- Does the STM32F103R8T6TR support low-power modes?
- What is the operating temperature range of the STM32F103R8T6TR?
The operating temperature range is -40°C to 85°C.
- How many I/O ports does the STM32F103R8T6TR have?
The device has up to 51 high-current I/O ports.
- What type of package does the STM32F103R8T6TR come in?
The STM32F103R8T6TR comes in an LQFP 64 package (10x10x1.4 mm).
- Does the STM32F103R8T6TR have a DMA controller?
- What debug interfaces are available on the STM32F103R8T6TR?
The device supports serial wire debug (SWD) and JTAG interfaces.
- What are some common applications of the STM32F103R8T6TR?
