STM32L051K8U6

The STM32L051K8U6 is a microcontroller from STMicroelectronics, part of the STM32 family, which is known for its low-power consumption and high performance. This specific model is based on the ARM Cortex-M0+ core, which operates at a frequency of up to 32 MHz. The STM32L051K8U6 is designed for applications that require efficient power management, making it ideal for battery-operated devices and energy-sensitive applications.

Key Features:

1. Core Architecture:

   • ARM Cortex-M0+ core, providing a 32-bit RISC architecture.
   • Low power consumption with a maximum operating frequency of 32 MHz.

2. Memory:

   • Flash memory: 64 KB of embedded Flash memory for program storage.
   • SRAM: 8 KB of SRAM for data storage.
   • EEPROM: 2 KB of emulated EEPROM, allowing for non-volatile data storage.

3. Power Consumption:

   • Ultra-low power consumption modes, including Sleep, Stop, and Standby modes.
   • Active current consumption as low as 65 µA/MHz, making it suitable for energy-efficient applications.

4. Peripherals:

   • A variety of integrated peripherals, including:
     • Up to 16 GPIO pins for general-purpose input/output.
     • 12-bit ADC (Analog-to-Digital Converter) with up to 16 channels for analog signal processing.
     • 2x I2C interfaces for communication with other devices.
     • 1x SPI interface for high-speed data transfer.
     • 1x USART for serial communication.
     • 1x 12-bit DAC (Digital-to-Analog Converter) for generating analog signals.

5. Timers:

   • Multiple timers, including a 16-bit timer for PWM (Pulse Width Modulation) generation and a watchdog timer for system reliability.

6. Clock System:

   • Flexible clock system with an internal 8 MHz oscillator and support for external clock sources.
   • Low-speed external clock support for real-time clock applications.

7. Development and Debugging:

   • Compatible with ST’s development tools, including the STM32CubeMX software for configuration and initialization.
   • Support for SWD (Serial Wire Debug) for programming and debugging.

8. Package:

   • Available in a compact LQFP (Low-Profile Quad Flat Package) with 32 pins, making it suitable for space-constrained designs.

9. Operating Voltage:

   • Wide operating voltage range from 1.8V to 3.6V, allowing for flexibility in power supply design.

10. Temperature Range:

    • Operating temperature range from -40°C to +85°C, making it suitable for industrial and outdoor applications.

Applications:

The STM32L051K8U6 is well-suited for a variety of applications, including:

• Wearable devices
• Medical devices
• Smart home products
• IoT (Internet of Things) applications
• Sensor nodes
• Energy harvesting systems

In summary, the STM32L051K8U6 microcontroller is a versatile and efficient solution for low-power applications, offering a rich set of features and peripherals that cater to a wide range of embedded system designs. Its combination of performance, power efficiency, and extensive development support makes it a popular choice among engineers and developers.