STMicroelectronics

STM32L021D4P6  

Microcontrollers

STMicroelectronics' STM32L021D4P6 is a low-power microcontroller that belongs to the STM32L0 series. This model is designed to provide high performance and low power consumption, making it suitable for various applications that require energy efficiency.

Description:

The STM32L021D4P6 is a 32-bit ARM Cortex-M0+ based microcontroller with a wide range of features and peripherals. It operates at a core frequency of up to 32 MHz and comes in a compact 48-pin TSSOP package.

Features:

1. Core: 32-bit ARM Cortex-M0+ CPU with a core frequency of up to 32 MHz.
2. Memory: 256 KB Flash memory and 32 KB SRAM.
3. Low Power: Ultra-low power consumption with a wide range of low-power modes, making it suitable for battery-powered applications.
4. Connectivity: I2C, SPI, and USART communication interfaces.
5. Timers: Multiple timers, including a 16-bit advanced-control timer and a 16-bit general-purpose timer.
6. ADC: 12-bit advanced resolution ADC with up to 16 channels.
7. DAC: 12-bit DAC output.
8. GPIO: Multiple general-purpose input/output pins with various modes and speed capabilities.
9. Security: Flash memory protection mechanisms and a unique device identifier for secure applications.

Applications:

1. Smart Sensors: The STM32L021D4P6 is ideal for smart sensor applications, such as environmental monitoring, industrial automation, and building automation systems.
2. Portable Devices: Due to its low power consumption, this microcontroller is suitable for portable devices like fitness trackers, wearable devices, and mobile accessories.
3. Energy Harvesting Systems: The ultra-low power consumption of the STM32L021D4P6 makes it an excellent choice for energy harvesting systems, where energy is derived from renewable sources.
4. Home Automation: The STM32L021D4P6 can be used in home automation systems for controlling lighting, HVAC, and security systems.
5. Medical Devices: This microcontroller can be used in low-power medical devices, such as wearable health monitors and portable diagnostic equipment.
6. Automotive Applications: The STM32L021D4P6 can be used in various automotive applications, including infotainment systems, body control modules, and smart sensors for vehicle monitoring.

In summary, the STM32L021D4P6 is a versatile, low-power microcontroller with a wide range of features and applications. Its energy-efficient design makes it an ideal choice for various applications that require low power consumption and high performance.

STM32L021D4P6 Documents

Download datasheets and manufacturer documentation for STM32L021D4P6

Datasheets :

STM32L021x4      

PCN Packaging :

TSSOP 4.4mm PACKAGING 19/Jan/2024      

Design Resources :

Low Power Modes for STM32L0      

HTML Datasheet :

STM32L021x4