Overview
The STM32F301R8T6 is a microcontroller from the STM32F301x6/8 family, produced by STMicroelectronics. It is based on the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 72 MHz and featuring a floating-point unit (FPU). This microcontroller is designed for a wide range of applications requiring high performance, low power consumption, and advanced peripherals.
The device incorporates up to 64 Kbytes of Flash memory and 16 Kbytes of SRAM, along with an extensive set of enhanced I/Os and peripherals connected to two APB buses. It supports various power-saving modes, including Sleep, Stop, and Standby, making it suitable for low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU (72 MHz max.) |
| Memories | Up to 64 Kbytes of Flash memory, 16 Kbytes of SRAM |
| Voltage Range | 2.0 to 3.6 V |
| Temperature Range | –40 to +85°C, –40 to +105°C |
| ADC | 1 × 12-bit ADC (up to 15 channels), 5 Msps |
| DAC | 1 × 12-bit DAC channel |
| Comparators | Three fast rail-to-rail analog comparators |
| Operational Amplifier | 1 × operational amplifier (PGA mode) |
| Capacitive Sensing Channels | Up to 18 channels |
| Timers | Up to 9 timers (including 1 × 32-bit timer, 1 × 16-bit advanced-control timer, and 3 × 16-bit timers) |
| Communication Interfaces | Three I2Cs, up to three USARTs, up to two SPIs with multiplexed full-duplex I2S, infrared transmitter |
| Package | LQFP64 (10x10 mm) |
Key Features
- High-performance Arm® Cortex®-M4 32-bit RISC core with FPU, single-cycle multiplication, and HW division, DSP instructions.
- Up to 64 Kbytes of Flash memory and 16 Kbytes of SRAM.
- Fast 12-bit ADC (up to 15 channels) with selectable resolution and up to 5 Msps.
- One 12-bit DAC channel.
- Three fast rail-to-rail analog comparators and one operational amplifier.
- Up to 18 capacitive sensing channels supporting touchkey, linear, and rotary sensors.
- Up to 9 timers, including advanced motor control timers.
- Calendar RTC with alarm and periodic wakeup from Stop/Standby.
- Three I2Cs, up to three USARTs, up to two SPIs with multiplexed full-duplex I2S, and an infrared transmitter.
- Low-power modes: Sleep, Stop, and Standby.
- VBAT supply for RTC and backup registers.
- Internal clock sources including 4 to 32 MHz crystal oscillator, 32 kHz oscillator for RTC, and internal 8 MHz RC with x 16 PLL option.
Applications
The STM32F301R8T6 is versatile and can be used in a variety of applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- IoT devices requiring low power consumption and high performance
- Motor control and automation systems
- Sensor-based applications utilizing capacitive sensing channels
Q & A
- What is the core architecture of the STM32F301R8T6?
The STM32F301R8T6 is based on the Arm® Cortex®-M4 32-bit RISC core with a floating-point unit (FPU), operating at up to 72 MHz.
- What are the memory specifications of the STM32F301R8T6?
The device has up to 64 Kbytes of Flash memory and 16 Kbytes of SRAM.
- What is the voltage range for the STM32F301R8T6?
The voltage range is from 2.0 to 3.6 V.
- What are the temperature ranges for the STM32F301R8T6?
The device operates in the –40 to +85°C and –40 to +105°C temperature ranges.
- What types of ADC and DAC are available on the STM32F301R8T6?
The device features a 12-bit ADC (up to 15 channels) and a 12-bit DAC channel.
- How many timers does the STM32F301R8T6 have?
The device includes up to 9 timers, including one 32-bit timer, one 16-bit advanced-control timer, and three 16-bit timers.
- What communication interfaces are available on the STM32F301R8T6?
The device supports three I2Cs, up to three USARTs, up to two SPIs with multiplexed full-duplex I2S, and an infrared transmitter.
- Does the STM32F301R8T6 support low-power modes?
Yes, it supports Sleep, Stop, and Standby low-power modes.
- What is the package type of the STM32F301R8T6?
The device is available in an LQFP64 (10x10 mm) package.
- What are some typical applications for the STM32F301R8T6?
Typical applications include industrial control systems, automotive systems, consumer electronics, medical devices, IoT devices, and motor control systems.
- Does the STM32F301R8T6 have capacitive sensing capabilities?
Yes, it supports up to 18 capacitive sensing channels for touchkey, linear, and rotary sensors.
