Overview
The STM32F301K6U6 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 includes high-speed embedded memories (up to 64 Kbytes of Flash memory and 16 Kbytes of SRAM) and an extensive range 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 | 32 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 (5 Msps), up to 15 channels |
| DAC | 1 × 12-bit DAC channel |
| Comparators | Three fast rail-to-rail analog comparators |
| Operational Amplifier | 1 × operational amplifier in PGA mode |
| Capacitive Sensing Channels | Up to 18 channels supporting touchkey, linear, and rotary sensors |
| Timers | One 32-bit timer, one 16-bit 6-channel advanced-control timer, three 16-bit timers, one 16-bit basic timer |
| Communication Interfaces | Three I2Cs, up to three USARTs, up to two SPIs with multiplexed full-duplex I2S, infrared transmitter |
| Package | UFQFPN 32 5x5x0.55 mm |
| I/O Ports | Up to 51 fast I/O ports, several 5 V-tolerant |
Key Features
- High-performance Arm® Cortex®-M4 CPU with FPU, single-cycle multiplication, and HW division, DSP instruction
- Low-power modes: Sleep, Stop, and Standby
- Comprehensive set of peripherals including ADC, DAC, comparators, operational amplifier, and capacitive sensing channels
- Advanced communication interfaces: I2Cs, USARTs, SPIs with I2S, and infrared transmitter
- Up to 51 fast I/O ports, several 5 V-tolerant
- 7-channel DMA controller supporting timers, ADCs, SPIs, I2Cs, USARTs, and DAC
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
- Internal oscillators: 8 MHz RC with x 16 PLL option, 40 kHz oscillator
Applications
- Industrial control and automation
- Medical devices requiring precise analog and digital processing
- Consumer electronics such as home appliances and audio devices
- Automotive systems, including motor control and sensor interfaces
- IoT devices requiring low power consumption and advanced peripherals
Q & A
- What is the core architecture of the STM32F301K6U6?
The STM32F301K6U6 is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU), operating at up to 72 MHz.
- What are the memory specifications of the STM32F301K6U6?
The device includes 32 to 64 Kbytes of Flash memory and 16 Kbytes of SRAM.
- What is the voltage range for the STM32F301K6U6?
The voltage range is 2.0 to 3.6 V.
- What are the key analog peripherals of the STM32F301K6U6?
The device features a 12-bit ADC, a 12-bit DAC, three fast rail-to-rail analog comparators, and an operational amplifier.
- What communication interfaces are available on the STM32F301K6U6?
The device includes three I2Cs, up to three USARTs, up to two SPIs with multiplexed full-duplex I2S, and an infrared transmitter.
- What are the power-saving modes available on the STM32F301K6U6?
The device supports Sleep, Stop, and Standby modes for low-power applications.
- What is the package type for the STM32F301K6U6?
The package type is UFQFPN 32 5x5x0.55 mm.
- What is the temperature range for the STM32F301K6U6?
The temperature range is –40 to +85°C and –40 to +105°C.
- Does the STM32F301K6U6 support capacitive sensing?
Yes, it supports up to 18 capacitive sensing channels for touchkey, linear, and rotary sensors.
- What are the timer options available on the STM32F301K6U6?
The device includes one 32-bit timer, one 16-bit 6-channel advanced-control timer, three 16-bit timers, and one 16-bit basic timer.
- Is there a real-time clock (RTC) on the STM32F301K6U6?
Yes, the device features a calendar RTC with alarm and periodic wakeup from Stop/Standby.
