STM32L021D4 datasheet(1/114 Pages) STMICROELECTRONICS

Numer części	STM32L021D4

Szczegółowy opis	Access line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, 16KB Flash, 2KB SRAM, 512B EEPROM, ADC, AES

PDF	114 Pages

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Producent	STMICROELECTRONICS [STMicroelectronics]

Strona internetowa	http://www.st.com

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1 / 114 page

This is information on a product in full production.

September 2017

DocID027982 Rev 5

1/114

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.

– 0.95 DMIPS/MHz

•

Reset and supply management

– Ultra-safe, low-power BOR (brownout reset)

with 5 selectable thresholds

– Ultralow power POR/PDR

– Programmable voltage detector (PVD)

• Clock sources

– 0 to 32 MHz external clock

– 32 kHz oscillator for RTC with calibration

– High speed internal 16 MHz factory-trimmed RC

(+/- 1%)

– Internal low-power 37 kHz RC

– Internal multispeed low-power 65 kHz to

4.2 MHz RC

– PLL for CPU clock

• Pre-programmed bootloader

– USART, SPI supported

• Development support

– Serial wire debug supported

• Up to 28 fast I/Os (23 I/Os 5V tolerant)

• Memories

– 16 KB Flash memory with ECC

– 2 KB RAM

– 512 B of data EEPROM with ECC

– 20-byte backup register

– Sector protection against R/W operation

–

• Rich Analog peripherals

– 12-bit ADC 1.14 Msps up to 10 channels (down

to 1.65 V)

– 2x ultra-low-power comparators (window mode

and wake up capability, down to 1.65 V)

• 5-channel DMA controller, supporting ADC, SPI,

I2C, USART, Timers, AES

• 4x peripherals communication interface

• 1x USART (ISO 7816, IrDA), 1x UART (low power)

• 1x SPI 16 Mbits/s

• 1x I2C (SMBus/PMBus)

• 7x timers: 1x 16-bit with up to 4 channels, 1x 16-bit

with up to 2 channels, 1x 16-bit ultra-low-power

timer, 1x SysTick, 1x RTC and 2x watchdogs

(independent/window)

• CRC calculation unit, 96-bit unique ID

• Hardware Encryption Engine AES 128-bit

• All packages are ECOPACK®2

UFQFPN20 3x3 mm

UFQFPN28 4x4 mm

UFQFPN32 5x5 mm

LQFP32

7x7 mm

TSSOP14/20

169 mils

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Podobny numer części - STM32L021D4

Producent	Numer części	Arkusz danych	Szczegółowy opis
STMicroelectronics	STM32L010C6	2Mb / 89P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0,32-Kbyte Flash memory, 8-Kbyte SRAM, 256-byte EEPROM, ADC 07-Aug-2019
	STM32L010C6T6TR	2Mb / 89P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0,32-Kbyte Flash memory, 8-Kbyte SRAM, 256-byte EEPROM, ADC 07-Aug-2019
	STM32L010F4	1Mb / 91P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, 16-Kbyte Flash memory, 2-Kbyte SRAM, 128-byte EEPROM, ADC 07-Aug-2019
	STM32L010K4	1Mb / 91P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, 16-Kbyte Flash memory, 2-Kbyte SRAM, 128-byte EEPROM, ADC 07-Aug-2019
	STM32L010K8	1Mb / 92P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0,64-Kbyte Flash memory, 8-Kbyte SRAM, 256-byte EEPROM, ADC 07-Aug-2019

More results

Podobny opis - STM32L021D4

Producent	Numer części	Arkusz danych	Szczegółowy opis
STMicroelectronics	STM32L011X3	1Mb / 115P	Access line ultra-low-power 32-bit MCU ARM-based Cortex-M0, up to 16KB Flash, 2KB SRAM, 512B EEPROM, ADC 20-Jun-2016
	STM32L031X4	1Mb / 118P	Access line ultra-low-power 32-bit MCU ARM-based Cortex-M0, up to 32KB Flash, 8KB SRAM, 1KB EEPROM, ADC 05-Apr-2016
	STM32L041X4	1Mb / 119P	Access line ultra-low-power 32-bit MCU ARM-based Cortex-M0, up to 32KB Flash, 8KB SRAM, 1KB EEPROM, ADC, AES 01-Dec-2016
	STM32L081CB	1Mb / 110P	Access line ultra-low-power 32-bit MCU ARM-based Cortex-M0, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, ADC, AES 03-May-2016
	STM32L011X3	1Mb / 119P	Access line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, up to 16KB Flash, 2KB SRAM, 512B EEPROM, ADC September 2017
	STM32L010C6	2Mb / 89P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0,32-Kbyte Flash memory, 8-Kbyte SRAM, 256-byte EEPROM, ADC 07-Aug-2019
	STM32L010K8	1Mb / 92P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0,64-Kbyte Flash memory, 8-Kbyte SRAM, 256-byte EEPROM, ADC 07-Aug-2019
	STM32L062K8	1Mb / 124P	Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, 64 KB Flash,8 KB SRAM, 2 KB EEPROM, USB, ADC, DAC, AES 19-Aug-2020
	STM32L082KB	1Mb / 132P	Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs, AES 06-Oct-2022
	STM32L010RB	1Mb / 89P	Value line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0,128-Kbyte Flash memory, 20-Kbyte SRAM, 512-byte EEPROM, ADC 07-Aug-2019

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