STM32F103R8T7

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STM32F103R8T7

IC MCU 32BIT 64KB FLASH 64LQFP

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  • Mfr. Part #STM32F103R8T7
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  • Datasheet
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Specifications

Series STM32F1
Part Status Active
Base Product Number STM32F103
DigiKey Programmable Not Verified
Core Processor ARM® Cortex®-M3
Core Size 32-Bit
Speed 72MHz
Connectivity CANbus, I2C, IrDA, LINbus, SPI, UART/USART, USB
Peripherals DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT
Number of I/O 51
Program Memory Size 64KB (64K x 8)
Program Memory Type FLASH
RAM Size 20K x 8
Voltage - Supply (Vcc/Vdd) 2V ~ 3.6V
Data Converters A/D 16x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 105°C (TA)
Mounting Type Surface Mount
Supplier Device Package 64-LQFP (10x10)
Package 64-LQFP
Packaging Tray

Overview

Description

The STM32F103R8T7 is a microcontroller from STMicroelectronics' STM32 family, based on the ARM Cortex-M3 architecture. It operates at a maximum clock speed of 72 MHz and features 64 KB of Flash memory and 20 KB of SRAM. This chip is designed for a wide range of applications, including industrial control, automotive, and consumer electronics.
Key features include:
- I/O Ports: 37 GPIO pins, allowing flexible interfacing with various peripherals.
- Communication Interfaces: Supports USART, SPI, I2C, and USB, facilitating connectivity with other devices.
- Analog Features: Includes a 12-bit ADC with up to 16 channels for analog signal processing.
- Timer Functions: Multiple timers for PWM, input capture, and output compare functionalities.
The STM32F103R8T7 is popular in embedded systems due to its balance of performance, power efficiency, and extensive development support through tools like STM32CubeMX and various IDEs. It is often used in projects ranging from simple home automation to more complex robotics applications.

Features

The STM32F103R8T7 is a member of the STM32F1 series, featuring an ARM Cortex-M3 core. Key specifications include:
- Core: ARM Cortex-M3, up to 72 MHz
- Flash Memory: 64 KB
- SRAM: 20 KB
- I/O Ports: 37 GPIO pins
- Peripherals:
- 3 x 12-bit ADCs (1 Msps)
- 2 x I2C interfaces
- 3 x SPI interfaces
- 1 x USART interface
- 1 x USB 2.0 OTG
- 1 x CAN interface
- Timers: 3 x 16-bit timers and 1 x 32-bit timer
- Operating Voltage: 2.0 to 3.6 V
- Temperature Range: -40 to +85 °C
- Package: LQFP-48
- Development: Compatible with various development tools, including STM32Cube and IAR Embedded Workbench.
These features make the STM32F103R8T7 suitable for a wide range of applications, including industrial control, consumer electronics, and medical devices.

Package

The STM32F103R8T7 microcontroller is packaged in a LQFP (Low-Profile Quad Flat Package) with 48 pins.

Pinout

The STM32F103R8T7 microcontroller features a total of 48 pins. It is part of the STM32F1 series by STMicroelectronics, based on the ARM Cortex-M3 architecture.
Key functions of the pins include:
- GPIO: General-purpose input/output for digital signals.
- Analog Input: Up to 10-bit ADC inputs.
- Communication Interfaces:
- 1 x I2C
- 2 x USART
- 1 x SPI
- Timers: Several timers for PWM and other timing functions.
- Debugging: SWD (Serial Wire Debug) interface.
- Power Management: VDD and VSS pins for power supply.
The STM32F103R8T7 is suitable for various applications, including industrial automation, consumer electronics, and IoT devices, providing a mix of flexibility and performance.

Manufacturer

The STM32F103R8T7 is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics specializes in the design, development, and manufacturing of a wide range of semiconductor products, including microcontrollers, analog devices, sensors, and power management solutions. The company serves various industries, including automotive, industrial, consumer electronics, and communications. Established in 1987, STMicroelectronics is known for its innovation in embedded systems and is a prominent player in the microcontroller market, particularly with its STM32 series, which is widely used in IoT applications, robotics, and other embedded systems.

Application

The STM32F103R8T7 microcontroller is widely used in various application areas, including consumer electronics, industrial automation, automotive systems, medical devices, and robotics. Its features make it suitable for tasks such as motor control, sensor interfacing, data acquisition, and communication protocols (like UART, SPI, I2C). Additionally, it is popular in DIY projects and educational platforms due to its affordability and ease of use.

Equivalent

The STM32F103R8T7 is part of the STM32F1 series. Equivalent products include STM32F103C8T6 and STM32F103RB. These variants offer similar features, including ARM Cortex-M3 core, multiple I/O options, and varying flash memory sizes. However, check specific electrical characteristics and memory options for compatibility in your application.

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