Overview
The STM32L011G3U6, produced by STMicroelectronics, is part of the STM32L011xx family of ultra-low-power microcontrollers. These devices are based on the high-performance ARM® 32-bit Cortex®-M0+ core, operating at a maximum frequency of 32 MHz. The STM32L011G3U6 is designed to provide high power efficiency, making it suitable for a wide range of applications requiring low power consumption.
The device features high-speed embedded memories, including up to 16 Kbytes of Flash program memory, 2 Kbytes of RAM, and 512 bytes of data EEPROM. It also includes an extensive range of enhanced I/Os and peripherals, such as analog features like a 12-bit ADC, ultra-low-power comparators, and multiple timers.
The STM32L011G3U6 operates from a 1.65 V to 3.6 V power supply and is available in the -40 to +125 °C temperature range, making it versatile for various environmental conditions.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M0+ |
| Maximum Clock Frequency | Up to 32 MHz |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 to +125 °C |
| Flash Memory | Up to 16 KB with ECC |
| RAM | 2 KB |
| Data EEPROM | 512 bytes with ECC |
| Backup Register | 20 bytes |
| ADC Resolution | 12-bit, up to 10 channels |
| Comparators | 2 ultra-low-power comparators |
| Timers | 7 timers including 16-bit, ultra-low-power, SysTick, and RTC |
| Communication Interfaces | 1x USART, 1x UART (low power), 1x SPI, 1x I2C |
| Package | UFQFPN28 4x4x0.6 mm |
| Power Consumption | 0.23 μA in Standby mode, 0.34 μA in Stop mode, down to 79 μA/MHz in Run mode |
Key Features
- Ultra-low-power platform: Features multiple low-power modes, including Standby and Stop modes, with very low current consumption.
- High-performance core: ARM® 32-bit Cortex®-M0+ core with up to 32 MHz frequency and 0.95 DMIPS/MHz performance.
- Rich analog peripherals: Includes a 12-bit ADC with hardware oversampling, two ultra-low-power comparators, and multiple timers.
- Advanced communication interfaces: Supports USART, SPI, I2C, and a low-power UART.
- Internal clock sources: High-speed internal 16 MHz factory-trimmed RC, internal low-power 37 kHz RC, and internal multispeed low-power 65 kHz to 4.2 MHz RC.
- Development support: Serial wire debug supported and pre-programmed bootloader.
- Environmental robustness: Operates in the -40 to +125 °C temperature range and is available in ECOPACK®2 packages.
Applications
- IoT Devices: Suitable for Internet of Things applications requiring low power consumption and high performance.
- Industrial Automation: Can be used in industrial automation systems where low power and robustness are critical.
- Medical Devices: Ideal for medical devices that require low power consumption and precise analog measurements.
- Consumer Electronics: Used in various consumer electronics such as smart home devices, wearables, and other portable electronics.
- Automotive Systems: Can be integrated into automotive systems that demand low power and high reliability.
Q & A
- What is the core architecture of the STM32L011G3U6?
The STM32L011G3U6 is based on the ARM® 32-bit Cortex®-M0+ core.
- What is the maximum clock frequency of the STM32L011G3U6?
The maximum clock frequency is up to 32 MHz.
- What is the power supply range for the STM32L011G3U6?
The device operates from a 1.65 V to 3.6 V power supply.
- What are the key low-power modes of the STM32L011G3U6?
The device features Standby and Stop modes with very low current consumption, such as 0.23 μA in Standby mode and 0.34 μA in Stop mode.
- What analog peripherals are available on the STM32L011G3U6?
The device includes a 12-bit ADC, two ultra-low-power comparators, and multiple timers.
- What communication interfaces does the STM32L011G3U6 support?
The device supports USART, SPI, I2C, and a low-power UART.
- What is the temperature range for the STM32L011G3U6?
The device operates in the -40 to +125 °C temperature range.
- What is the package type for the STM32L011G3U6?
The device is available in a UFQFPN28 4x4x0.6 mm package.
- Does the STM32L011G3U6 support serial wire debug?
Yes, the device supports serial wire debug.
- What is the purpose of the internal clock sources in the STM32L011G3U6?
The internal clock sources include a high-speed internal 16 MHz factory-trimmed RC, internal low-power 37 kHz RC, and internal multispeed low-power 65 kHz to 4.2 MHz RC, providing flexibility in clock management.
