Overview
The STM32F301K8U7TR is a member of the STM32F301x6/8 family of microcontrollers from STMicroelectronics. This device 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). It is designed for a wide range of applications requiring high processing power, low power consumption, and advanced peripherals.
The STM32F301K8U7TR comes with 64 Kbytes of Flash memory and 16 Kbytes of SRAM, along with an extensive set of peripherals and communication interfaces. It operates within a temperature range of –40 to +105°C and supports a power supply voltage range of 2.0 to 3.6 V.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU (72 MHz max.) |
| Flash Memory | Up to 64 Kbytes |
| SRAM | 16 Kbytes |
| ADC | 12-bit, 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 |
| Capacitive Sensing Channels | Up to 18 channels |
| Timers | One 32-bit timer, five 16-bit timers, and two watchdog timers |
| Communication Interfaces | Three I2Cs, up to three USARTs, up to two SPIs with multiplexed full-duplex I2S, infrared transmitter |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +105°C |
| Package | UFQFPN 32 5x5x0.55 mm |
| I/O Ports | Up to 24 fast I/O ports |
Key Features
- High-Performance Core: Arm® 32-bit Cortex®-M4 CPU with FPU, single-cycle multiplication and HW division, DSP instructions.
- Memories: Up to 64 Kbytes of Flash memory and 16 Kbytes of SRAM.
- Analog Peripherals: Fast 12-bit ADC (5 Msps), 12-bit DAC, three fast rail-to-rail analog comparators, and one operational amplifier.
- Capacitive Sensing: Up to 18 capacitive sensing channels supporting touchkey, linear, and rotary sensors.
- Timers and Counters: One 32-bit timer, five 16-bit timers, and two watchdog timers.
- Communication Interfaces: Three I2Cs, up to three USARTs, up to two SPIs with multiplexed full-duplex I2S, and an infrared transmitter.
- Power Management: Low-power modes (Sleep, Stop, Standby), VBAT supply for RTC and backup registers.
- Debugging: Serial wire debug (SWD), JTAG.
Applications
The STM32F301K8U7TR is suitable for a wide range of applications, including:
- Industrial Automation: Motor control, power management, and sensor integration.
- Consumer Electronics: Smart home devices, wearables, and portable electronics.
- Medical Devices: Portable medical devices, diagnostic equipment, and health monitoring systems.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle control units.
- IoT Devices: Internet of Things applications requiring low power consumption and advanced peripherals.
Q & A
- What is the core architecture of the STM32F301K8U7TR?
The STM32F301K8U7TR is based on the Arm® 32-bit Cortex®-M4 CPU with a floating point unit (FPU).
- How much Flash and SRAM memory does the STM32F301K8U7TR have?
The device has up to 64 Kbytes of Flash memory and 16 Kbytes of SRAM.
- What is the maximum operating frequency of the STM32F301K8U7TR?
The maximum operating frequency is 72 MHz.
- What types of analog peripherals are available on the STM32F301K8U7TR?
The device features a fast 12-bit ADC, a 12-bit DAC, three comparators, and one operational amplifier.
- How many capacitive sensing channels does the STM32F301K8U7TR support?
It supports up to 18 capacitive sensing channels.
- What communication interfaces are available on the STM32F301K8U7TR?
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 supply and temperature ranges for the STM32F301K8U7TR?
The power supply range is 2.0 to 3.6 V, and the temperature range is –40 to +105°C.
- What package options are available for the STM32F301K8U7TR?
The device is available in a UFQFPN 32 5x5x0.55 mm package.
- Does the STM32F301K8U7TR support low-power modes?
Yes, it supports low-power modes such as Sleep, Stop, and Standby.
- What debugging interfaces are available on the STM32F301K8U7TR?
The device supports serial wire debug (SWD) and JTAG.
