Overview
The STM32F031F4 microcontroller, produced by STMicroelectronics, is part of the STM32F031x4/x6 family. It incorporates the high-performance ARM® 32-bit Cortex®-M0 CPU, operating at frequencies up to 48 MHz. This microcontroller is equipped with high-speed embedded memories, including up to 32 Kbytes of Flash memory and 4 Kbytes of SRAM with hardware parity. The device features an extensive range of enhanced peripherals and I/Os, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0 CPU, up to 48 MHz |
| Memories | 16 to 32 Kbytes of Flash memory, 4 Kbytes of SRAM with HW parity |
| CRC Calculation Unit | Yes |
| Reset and Power Management | Digital and I/Os supply: 2.0 to 3.6 V, Analog supply: VDDA = from VDD to 3.6 V, Power-on/Power-down reset (POR/PDR), Programmable voltage detector (PVD) |
| Low Power Modes | Sleep, Stop, and Standby |
| Clock Management | 4 to 32 MHz crystal oscillator, 32 kHz oscillator for RTC with calibration, Internal 8 MHz RC with x6 PLL option, Internal 40 kHz RC oscillator |
| I/Os | Up to 39 fast I/Os, Up to 26 I/Os with 5 V tolerant capability |
| DMA Controller | 5-channel DMA controller |
| ADC | 1 × 12-bit, 1.0 μs ADC (up to 10 channels), Conversion range: 0 to 3.6V |
| Timers | Up to 9 timers, including 1 x 32-bit and multiple 16-bit timers with various features |
| Communication Interfaces | 1 x I2C, 1 x USART, 1 x SPI (18 Mbit/s) with I2S interface multiplexed |
| Temperature Range | -40 to +105°C |
| Package | 20-TSSOP (0.173, 4.40mm Width) |
Key Features
- High-performance ARM® 32-bit Cortex®-M0 CPU with up to 48 MHz frequency
- High-speed embedded memories: up to 32 Kbytes of Flash memory and 4 Kbytes of SRAM with hardware parity
- Comprehensive set of power-saving modes: Sleep, Stop, and Standby
- Advanced peripherals: 1 × 12-bit ADC, up to 9 timers, and various communication interfaces (I2C, USART, SPI/I2S)
- Clock management options: crystal oscillators, internal RC oscillators, and PLL
- Up to 39 fast I/Os and up to 26 I/Os with 5 V tolerant capability
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
- Serial wire debug (SWD) and 96-bit unique ID
Applications
- Application control and user interfaces
- Hand-held equipment
- A/V receivers and digital TV
- PC peripherals, gaming, and GPS platforms
- Industrial applications, PLCs, inverters, printers, scanners
- Alarm systems, video intercoms, and HVACs
Q & A
- What is the core architecture of the STM32F031F4 microcontroller?
The core architecture is the ARM® 32-bit Cortex®-M0 CPU.
- What is the maximum frequency of the STM32F031F4?
The maximum frequency is up to 48 MHz.
- How much Flash memory and SRAM does the STM32F031F4 have?
It has up to 32 Kbytes of Flash memory and 4 Kbytes of SRAM with hardware parity.
- What are the power supply voltage ranges for the STM32F031F4?
The digital and I/Os supply voltage range is 2.0 to 3.6 V, and the analog supply voltage range is from VDD to 3.6 V.
- What low power modes are available on the STM32F031F4?
The available low power modes are Sleep, Stop, and Standby.
- What communication interfaces does the STM32F031F4 support?
It supports I2C, USART, and SPI (with I2S interface multiplexed).
- How many timers does the STM32F031F4 have?
It has up to 9 timers, including one 32-bit timer and multiple 16-bit timers.
- What is the temperature range for the STM32F031F4?
The operating temperature range is -40 to +105°C.
- What package options are available for the STM32F031F4?
It is available in a 20-TSSOP package.
- Does the STM32F031F4 support serial wire debug?
Yes, it supports serial wire debug (SWD).
