Overview
The STM32F103RFT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F103xF and STM32F103xG performance line family. It is based on the ARM® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 72 MHz. This microcontroller is designed to offer high-speed embedded memories, extensive I/Os, and a wide range of peripherals, making it suitable for a broad spectrum of applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU with MPU |
| Maximum Frequency | 72 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) at 0 wait state memory access |
| Flash Memory | 768 Kbytes to 1 Mbyte |
| SRAM | 96 Kbytes |
| Supply Voltage | 2.0 to 3.6 V |
| Operating Temperature | -40 to +105 °C |
| ADCs | 3 × 12-bit, up to 21 channels |
| Timers | Up to 17 timers (including 10 general-purpose 16-bit timers and 2 motor control PWM timers) |
| Communication Interfaces | Up to 2 I2Cs, 3 SPIs, 2 I2Ss, 1 SDIO, 5 USARTs, USB 2.0 full speed, CAN 2.0B Active |
| Package | LQFP64 10 × 10 mm |
Key Features
- Single-cycle multiplication and hardware division
- Flexible static memory controller with 4 Chip Select, supporting Compact Flash, SRAM, PSRAM, NOR, and NAND memories
- LCD parallel interface, 8080/6800 modes
- Clock, reset, and supply management with POR, PDR, and programmable voltage detector (PVD)
- Internal oscillators: 8 MHz factory-trimmed RC, 40 kHz RC with calibration, and 32 kHz oscillator for RTC with calibration
- Low power modes: Sleep, Stop, and Standby
- VBAT supply for RTC and backup registers
- 12-channel DMA controller supporting various peripherals
- Serial wire debug (SWD) & JTAG interfaces, Cortex®-M3 Embedded Trace Macrocell™
- Up to 112 fast I/O ports, 51/80/112 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant
Applications
The STM32F103RFT6 is versatile and suitable for a wide range of applications, including:
- Motor drives
- Application control
- Medical and handheld equipment
- PC and gaming peripherals
- GPS platforms
- Industrial applications
- PLCs, inverters, printers, scanners
- Alarm systems and video intercom
Q & A
- What is the core of the STM32F103RFT6 microcontroller?
The core is the ARM® 32-bit Cortex®-M3 CPU with MPU.
- What is the maximum operating frequency of the STM32F103RFT6?
The maximum operating frequency is 72 MHz.
- How much Flash memory does the STM32F103RFT6 have?
The STM32F103RFT6 has 768 Kbytes to 1 Mbyte of Flash memory.
- What is the operating temperature range of the STM32F103RFT6?
The operating temperature range is -40 to +105 °C.
- What communication interfaces are available on the STM32F103RFT6?
The microcontroller features up to 2 I2Cs, 3 SPIs, 2 I2Ss, 1 SDIO, 5 USARTs, USB 2.0 full speed, and CAN 2.0B Active.
- Does the STM32F103RFT6 support low power modes?
Yes, it supports Sleep, Stop, and Standby modes.
- What type of package is the STM32F103RFT6 available in?
The STM32F103RFT6 is available in an LQFP64 10 × 10 mm package.
- How many timers does the STM32F103RFT6 have?
The microcontroller has up to 17 timers, including 10 general-purpose 16-bit timers and 2 motor control PWM timers.
- Does the STM32F103RFT6 have a DMA controller?
Yes, it has a 12-channel DMA controller supporting various peripherals.
- What debug interfaces are available on the STM32F103RFT6?
The microcontroller features serial wire debug (SWD) & JTAG interfaces, and Cortex®-M3 Embedded Trace Macrocell™.
