Overview
The STM32F105RCT6TR is a microcontroller from STMicroelectronics, part of the STM32F105xx and STM32F107xx connectivity line family. It features the high-performance ARM® Cortex®-M3 32-bit RISC core, operating at a frequency of 72 MHz. This microcontroller is equipped with high-speed embedded memories, including up to 256 Kbytes of Flash memory and 64 Kbytes of SRAM. It offers an extensive range of enhanced I/Os and peripherals connected to two APB buses, making it suitable for a wide range of applications.
The device operates within a temperature range of –40 to +105 °C and is powered by a 2.0 to 3.6 V supply. It includes various power-saving modes, enabling the design of low-power applications.
Key Specifications
| Parameter | Value |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Operating Frequency | Up to 72 MHz |
| Flash Memory | Up to 256 Kbytes |
| SRAM | 64 Kbytes |
| I/O Ports | Up to 80 fast I/O ports, 51/80 I/Os (all mappable on 16 external interrupt vectors, almost all 5 V-tolerant) |
| ADCs | 2 × 12-bit ADCs |
| Timers | Up to 10 timers (including 4 × 16-bit timers, 1 × 16-bit motor control PWM timer, 2 × watchdog timers, SysTick timer, and 2 × basic timers) |
| Communication Interfaces | Up to 14 interfaces (including 2 × I2C, 3 × SPI, 2 × I2S, 5 × USART, USB OTG FS, and 2 × CAN 2.0) |
| Operating Temperature | –40 to +105 °C |
| Power Supply | 2.0 to 3.6 V |
Key Features
- High-Performance Core: ARM® 32-bit Cortex®-M3 CPU operating at up to 72 MHz.
- Memory and Storage: Up to 256 Kbytes of Flash memory and 64 Kbytes of SRAM.
- I/O and Peripherals: Up to 80 fast I/O ports, all mappable on 16 external interrupt vectors, and almost all 5 V-tolerant.
- Analog to Digital Converters (ADCs): Two 12-bit ADCs.
- Timers and Counters: Up to 10 timers, including four 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, a SysTick timer, and two basic timers.
- Communication Interfaces: Multiple interfaces including I2C, SPI, I2S, USART, USB OTG FS, and CAN 2.0.
- Power Management: Comprehensive set of power-saving modes for low-power applications.
- Additional Features: CRC calculation unit, 96-bit unique ID, and advanced PLL schemes for audio class accuracy via I2S interfaces.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication protocols.
- Consumer Electronics: Used in audio and video devices, USB peripherals, and other consumer electronic products.
- Medical Devices: Applicable in medical equipment requiring precise control and communication capabilities.
- Automotive Systems: Employed in automotive control units, infotainment systems, and other vehicle electronics.
- Internet of Things (IoT): Ideal for IoT devices that require robust communication and processing capabilities.
Q & A
- What is the core architecture of the STM32F105RCT6TR?
The core architecture is based on the ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F105RCT6TR?
The maximum operating frequency is up to 72 MHz.
- How much Flash memory and SRAM does the STM32F105RCT6TR have?
It has up to 256 Kbytes of Flash memory and 64 Kbytes of SRAM.
- What types of communication interfaces are available on the STM32F105RCT6TR?
The device includes I2C, SPI, I2S, USART, USB OTG FS, and CAN 2.0 interfaces.
- What is the operating temperature range of the STM32F105RCT6TR?
The operating temperature range is –40 to +105 °C.
- What power supply range does the STM32F105RCT6TR support?
The device supports a power supply range of 2.0 to 3.6 V.
- Does the STM32F105RCT6TR have any power-saving features?
Yes, it includes a comprehensive set of power-saving modes for low-power applications.
- How many I/O ports does the STM32F105RCT6TR have?
The device has up to 80 fast I/O ports.
- What types of timers are available on the STM32F105RCT6TR?
The device includes up to 10 timers, including four 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, a SysTick timer, and two basic timers.
- Is the STM32F105RCT6TR suitable for industrial automation applications?
Yes, it is suitable for industrial automation due to its robust communication and control capabilities.
