Overview
The STM32L031F6P7, produced by STMicroelectronics, is part of the ultra-low-power STM32L031x4/6 family of microcontrollers. This device incorporates the high-performance ARM® Cortex®-M0+ 32-bit RISC core, operating at a frequency of up to 32 MHz. It is designed for high power efficiency and features a wide range of enhanced I/Os and peripherals. The STM32L031F6P7 is ideal for applications requiring low power consumption and high performance.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0+ |
| Operating Frequency | Up to 32 MHz |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 to 125 °C |
| Flash Memory | Up to 32 Kbytes |
| RAM | 8 Kbytes |
| EEPROM | 1 Kbyte with ECC |
| Backup Register | 20 bytes |
| ADC | 12-bit, up to 10 channels, 1.14 Msps |
| Comparators | 2 ultra-low-power comparators |
| Timers | 8 timers including 1x 16-bit with up to 4 channels, 2x 16-bit with up to 2 channels, 1x 16-bit ultra-low-power timer, 1x SysTick, 1x RTC, and 2x watchdogs |
| Communication Interfaces | 1x USART, 1x UART (low power), 1x SPI, 1x I2C |
| Low-Power Modes | Standby mode: 0.25 μA, Stop mode: 0.38 μA, Stop mode + RTC + 8 KB RAM retention: 0.68 μA |
| Package | TSSOP-20 |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, etc.)
- High-performance ARM® Cortex®-M0+ core with up to 32 MHz frequency
- High-speed embedded memories: up to 32 Kbytes of Flash, 8 Kbytes of RAM, and 1 Kbyte of data EEPROM
- Rich analog peripherals including a 12-bit ADC, ultra-low-power comparators, and multiple timers
- Extensive communication interfaces: USART, UART (low power), SPI, and I2C
- Internal and external clock sources with PLL for CPU clock
- Ultra-safe, low-power BOR (brownout reset) and programmable voltage detector (PVD)
- Up to 38 fast I/Os (31 I/Os 5V tolerant)
- Serial wire debug supported and pre-programmed bootloader
Applications
- Low-power IoT devices and sensors
- Portable and battery-powered devices
- Industrial automation and control systems
- Medical devices requiring low power consumption
- Smart home and building automation systems
Q & A
- What is the core architecture of the STM32L031F6P7?
The STM32L031F6P7 is based on the ARM® 32-bit Cortex®-M0+ core.
- What is the operating frequency range of the STM32L031F6P7?
The operating frequency range is up to 32 MHz.
- What is the power supply range for the STM32L031F6P7?
The power supply range is from 1.65 V to 3.6 V.
- What are the low-power modes available in the STM32L031F6P7?
The device features Standby mode (0.25 μA), Stop mode (0.38 μA), and Stop mode + RTC + 8 KB RAM retention (0.68 μA).
- What types of communication interfaces are available on the STM32L031F6P7?
The device includes USART, UART (low power), SPI, and I2C interfaces.
- What is the temperature range for the STM32L031F6P7?
The operating temperature range is from -40 to 125 °C.
- How much Flash, RAM, and EEPROM memory does the STM32L031F6P7 have?
The device has up to 32 Kbytes of Flash, 8 Kbytes of RAM, and 1 Kbyte of data EEPROM.
- What are the key analog peripherals of the STM32L031F6P7?
The device features a 12-bit ADC, two ultra-low-power comparators, and multiple timers.
- Does the STM32L031F6P7 support serial wire debug?
Yes, the device supports serial wire debug.
- What package options are available for the STM32L031F6P7?
The device is available in TSSOP-20 packages.
