Overview
The STM32L011F3U6TR is a member of the ultra-low-power STM32L011xx family of microcontrollers from STMicroelectronics. This device is based on the high-performance ARM® Cortex®-M0+ 32-bit RISC core, operating at a maximum frequency of 32 MHz. It is designed to provide high power efficiency and is suitable for a wide range of applications requiring low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Core | ARM® 32-bit Cortex®-M0+ |
| Maximum Frequency | 32 MHz |
| Flash Memory | Up to 16 KB (STM32L011F3U6TR has 8 KB) |
| RAM | 2 KB |
| Data EEPROM | 512 bytes |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 to 125 °C |
| Standby Mode Current | 0.23 μA (2 wakeup pins) |
| Stop Mode Current | 0.34 μA (16 wakeup lines) |
| Stop Mode + RTC + 2 KB RAM Retention Current | 0.67 μA |
| Run Mode Current | Down to 79 μA/MHz |
| ADC Conversion Current | 1 μA (12-bit ADC at 10 ksps) |
| Wakeup Time | 5 μs (from Flash memory) |
| Package | UFQFPN20 3x3x0.6 P0.5 NO EXP PAD |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, etc.)
- High-speed embedded memories: up to 16 KB Flash, 2 KB RAM, and 512 bytes of data EEPROM
- Rich set of analog peripherals: 12-bit ADC with hardware oversampling, two ultra-low-power comparators
- Multiple timers: three general-purpose 16-bit timers, one low-power timer (LPTIM), one RTC, and one SysTick
- Standard and advanced communication interfaces: I2C, SPI, USART, and low-power UART (LPUART)
- Internal voltage adaptation and several low-power modes
- Up to 38 fast I/Os (31 I/Os 5V tolerant)
- Internal multispeed low-power RC oscillators and PLL for CPU clock
Applications
The STM32L011F3U6TR is suitable for a variety of low-power applications, including:
- Battery-powered devices and IoT applications due to its ultra-low-power consumption
- Sensor networks and data logging systems requiring low power and high performance
- Industrial automation and control systems where power efficiency is crucial
- Consumer electronics such as smart home devices and wearables
Q & A
- What is the core architecture of the STM32L011F3U6TR?
The core architecture is based on the ARM® 32-bit Cortex®-M0+ RISC core - What is the maximum operating frequency of the STM32L011F3U6TR?
The maximum operating frequency is 32 MHz - What is the power supply range for the STM32L011F3U6TR?
The power supply range is from 1.65 V to 3.6 V - What is the temperature range for the STM32L011F3U6TR?
The temperature range is from -40 to 125 °C - What are the key power-saving modes of the STM32L011F3U6TR?
The key power-saving modes include Standby, Stop, and Stop with RTC + 2 KB RAM retention - What types of communication interfaces are available on the STM32L011F3U6TR?
The device features I2C, SPI, USART, and low-power UART (LPUART) interfaces - What is the typical current consumption in Run mode?
The typical current consumption in Run mode is down to 79 μA/MHz - How many I/Os are available on the STM32L011F3U6TR?
Up to 38 fast I/Os are available, with 31 I/Os being 5V tolerant - What is the package type for the STM32L011F3U6TR?
The package type is UFQFPN20 3x3x0.6 P0.5 NO EXP PAD - Does the STM32L011F3U6TR support serial wire debug?
Yes, it supports serial wire debug
