STM32F105RBT6TR

STM32F105RBT6TR is a member of ST’s STM32F1 “Connectivity line” microcontroller family. It uses an ARM Cortex‑M3 core, running up to about 72 MHz, for mid‑range embedded performance.
Key points:
- Core and speed: 32‑bit Cortex‑M3, up to ~72 MHz.
- Memory: Flash and RAM sizes are variant‑dependent (typical F105 devices offer hundreds of KB of Flash and tens of KB of RAM; check the exact datasheet for your part).
- Peripherals: USB OTG Full‑Speed, CAN, SPI, I2C, USART/UART, SDIO, multiple 12‑bit ADCs (and sometimes a DAC), multiple timers/DMA, RTC and watchdog.
- Features: DMA, low‑power modes, brown‑out/reset options.
- Package: 64‑pin LQFP (T6), Tape & Reel (TR) version.
- Development: Supported by STM32CubeMX/HAL, and standard ST development tools (Keil, IAR, SW4STM32) with ST‑Link.
Typical use cases: USB devices, motor control, industrial/communications applications, and general purpose embedded systems requiring USB CAN connectivity. For exact memory sizes and features, consult the official datasheet for STM32F105RBT6TR.

STM32F105RBT6TR is a Connectivity Line MCU (ARM Cortex-M3) with the following key features:
- Core and speed: 32-bit ARM Cortex-M3 up to 72 MHz
- Memory: up to 128 KB Flash, up to ~20 KB SRAM
- USB and connectivity: USB 2.0 Full-Speed (OTG) with device/host support, CAN 2.0B
- Analog and ADC: two 12-bit ADCs (up to 1 Msps)
- Timers and peripherals: TIM1 advanced-control timer; general-purpose TIM2–TIM5; multiple PWM channels
- Communication interfaces: I2C, SPI, multiple USART/UARTs
- DMA and logic: DMA controller; CRC hardware unit
- Real-time features: RTC with calendar, watchdogs (IWDG, WWDG)
- Power and range: operating 2.0–3.6 V; temperature range typically -40°C to 85°C
- I/O and packaging: a rich I/O set (dozens of GPIOs) in compact packages (e.g., 48-pin/LQFP family)
- Debugging and boot: SWD/JTAG debug; built-in boot ROM and boot modes
Note: exact pin-count and peripheral availability vary by exact package variant.

Pin count: 48 pins (LQFP-48, RBT6/T6 package).
Function: 32‑bit ARM Cortex‑M3 microcontroller (STM32F105) from the Connectivity line, with USB OTG FS, CAN 2.0, multiple USART/SPI/I2C, ADCs and timers for general-purpose and integrated connectivity applications.

- Manufacturer: STMicroelectronics (ST).
- What kind of company: A multinational semiconductor company (global electronics/semiconductor manufacturer) headquartered in Geneva, Switzerland, that designs, manufactures, and sells a broad range of semiconductors, including microcontrollers (such as STM32), MEMS sensors, analog, and power devices.

STM32F105RBT6TR is a Connectivity Line MCU (ARM Cortex‑M3) with USB OTG FS, CAN, ADC/DAC, multiple timers and GPIO. Suitable application areas include:
- Automotive: CAN networks, gateways, instrument clusters
- USB peripherals: USB device/OTG interfaces
- Industrial automation and motor control
- Data acquisition, instrumentation, test/measurement systems
- Human–Machine Interfaces (HMI): LCD/touch displays
- Consumer electronics, smart meters, building automation and similar embedded controllers

LQFP-128 (128-pin quad‑flat package); the TR suffix indicates tape‑and‑reel packaging.