Manufacturer Part Number
STM32L021K4T6
Manufacturer
STMicroelectronics
Introduction
Low-power ARM Cortex-M0+ based microcontroller for embedded applications
Product Features and Performance
32-Bit Single-Core ARM Cortex-M0+ processor
Speed of 32 MHz
16KB of FLASH program memory
512 Bytes EEPROM
2KB of RAM
Analog-to-Digital Converter (ADC) with 10 channels, 12-bit resolution
Internal oscillator for device timing
Brown-out Detect/Reset, DMA, POR, PWM, WDT peripherals for enhanced functionality
Product Advantages
Low power consumption suitable for battery-operated devices
Wide range of connectivity options (I2C, IrDA, SPI, UART/USART)
Robust peripheral set supporting complex functions
High integration reduces the need for external components
Key Technical Parameters
Core Size: 32-Bit
Connectivity: I2C, IrDA, SPI, UART/USART
Number of I/O: 28
Voltage Supply: 1.65V to 3.6V
Program Memory Size: 16KB
EEPROM Size: 512 Bytes
RAM Size: 2KB
Data Converters: A/D 10x12b
Operating Temperature: -40°C to 85°C
Quality and Safety Features
Extended temperature range for harsh environments
Standard brown-out detection ensures proper operation at low voltages
Compatibility
Surface Mount 32-LQFP (7x7) package for PCB assembly
Supports various communication protocols for system integration
Application Areas
Low-power IoT devices
Wearable technology
Home automation systems
Industrial control systems
Product Lifecycle
Active product with ongoing manufacturer support
Long-term availability for embedded system design stability
Reasons to Choose This Product
Energy-efficient design extends battery life in portable applications
STMicroelectronics is a reputable manufacturer with reliable product support
A comprehensive feature set reduces the need for additional components in the design
Ease of integration into a wide range of applications due to compatibility and feature set
Good for applications requiring extended operational temperature ranges