Overview
The STM32F103RGT7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F103xF and STM32F103xG performance line family. It features the ARM® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 72 MHz. This microcontroller is equipped with up to 1 Mbyte of Flash memory and 96 Kbytes of SRAM, along with an extensive range of enhanced I/Os and peripherals. The device supports a wide temperature range from –40 to +105 °C and operates from a 2.0 to 3.6 V power supply, making it suitable for various low-power applications due to its comprehensive set of power-saving modes.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU with MPU |
| Maximum Frequency | 72 MHz |
| Flash Memory | Up to 1 Mbyte |
| SRAM | Up to 96 Kbytes |
| ADCs | 3 × 12-bit, 1 μs A/D converters (up to 21 channels) |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 17 timers (including 10 general-purpose 16-bit timers and 2 motor control PWM timers) |
| Communication Interfaces | Up to 5 USARTs, 3 SPIs, 2 I2Cs, 2 I2Ss, 1 CAN interface (2.0B Active), 1 USB 2.0 full speed interface, 1 SDIO interface |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | –40 to +105 °C |
| Package | LQFP64 10 × 10 mm |
Key Features
- High-performance ARM® 32-bit Cortex®-M3 CPU with single-cycle multiplication and hardware division.
- Comprehensive set of power-saving modes including Sleep, Stop, and Standby modes.
- 3 × 12-bit, 1 μs A/D converters with triple-sample and hold capability and a temperature sensor.
- 2 × 12-bit D/A converters.
- 12-channel DMA controller supporting various peripherals.
- Serial wire debug (SWD) & JTAG interfaces and Cortex®-M3 Embedded Trace Macrocell™.
- Up to 112 fast I/O ports, with 51/80/112 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
- CRC calculation unit and 96-bit unique ID.
- ECOPACK® packages.
Applications
The STM32F103RGT7 is suitable for a wide range of applications, including:
- Motor drives and application control.
- Medical and handheld equipment.
- PC and gaming peripherals.
- GPS platforms.
- Industrial applications, such as PLCs, inverters, printers, and scanners.
- Alarm systems and video intercoms.
Q & A
- What is the core of the STM32F103RGT7 microcontroller?
The core is the ARM® 32-bit Cortex®-M3 CPU with MPU. - What is the maximum operating frequency of the STM32F103RGT7?
The maximum operating frequency is 72 MHz. - How much Flash memory does the STM32F103RGT7 have?
The STM32F103RGT7 has up to 1 Mbyte of Flash memory. - What is the temperature range of the STM32F103RGT7?
The operating temperature range is from –40 to +105 °C. - What communication interfaces does the STM32F103RGT7 support?
The device supports up to 5 USARTs, 3 SPIs, 2 I2Cs, 2 I2Ss, 1 CAN interface (2.0B Active), 1 USB 2.0 full speed interface, and 1 SDIO interface. - Does the STM32F103RGT7 have power-saving modes?
Yes, it includes Sleep, Stop, and Standby modes for low-power applications. - What type of package does the STM32F103RGT7 come in?
The STM32F103RGT7 comes in an LQFP64 10 × 10 mm package. - How many I/O ports does the STM32F103RGT7 have?
The device has up to 112 fast I/O ports. - Does the STM32F103RGT7 support debug interfaces?
Yes, it supports serial wire debug (SWD) & JTAG interfaces and Cortex®-M3 Embedded Trace Macrocell™. - What are some typical applications of the STM32F103RGT7?
Typical applications include motor drives, medical and handheld equipment, PC and gaming peripherals, GPS platforms, and industrial applications.
