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STM32L021F4 - 32-bit MCU

Download the STM32L021F4 datasheet PDF. This datasheet also covers the STM32L021D4 variant, as both devices belong to the same 32-bit mcu family and are provided as variant models within a single manufacturer datasheet.

General Description

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13 3 Functional

Key Features

  • Ultra-low-power platform.
  • 1.65 V to 3.6 V power supply.
  • -40 to 125 °C temperature range.
  • 0.23 µA Standby mode (2 wakeup pins).
  • 0.29 µA Stop mode (16 wakeup lines).
  • 0.54 µA Stop mode + RTC + 2 KB RAM retention.
  • Down to 76 µA/MHz in Run mode.
  • 5 µs wakeup time (from Flash memory).
  • 41 µA 12-bit ADC conversion at 10 ksps.
  • Core: Arm® 32-bit Cortex®-M0+.
  • From 32 kHz to 32 MHz max.
  • 0.95 DMIPS/MH.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (STM32L021D4-STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by STMicroelectronics

Part Number Description
STM32L021D4 32-bit MCU
STM32L021G4 32-bit MCU
STM32L021K4 32-bit MCU
STM32L010C6 Value line ultra-low-power 32-bit MCU
STM32L010F4 Value line ultra-low-power 32-bit MCU

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
STM32L021D4 STM32L021F4 STM32L021G4 STM32L021K4 Access line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0+, 16KB Flash, 2KB SRAM, 512B EEPROM, ADC, AES Datasheet - production data Features • Ultra-low-power platform – 1.65 V to 3.6 V power supply – -40 to 125 °C temperature range – 0.23 µA Standby mode (2 wakeup pins) – 0.29 µA Stop mode (16 wakeup lines) – 0.54 µA Stop mode + RTC + 2 KB RAM retention – Down to 76 µA/MHz in Run mode – 5 µs wakeup time (from Flash memory) – 41 µA 12-bit ADC conversion at 10 ksps • Core: Arm® 32-bit Cortex®-M0+ – From 32 kHz to 32 MHz max. – 0.