STMicroelectronics

STM32L053C8T6

Microcontrollers (MCU/MPU)

Manufacturer
STMicroelectronics
MPN
STM32L053C8T6
Product Type
Integrated Circuits
Core Processor
ARM Cortex-M0+
Maximum Clock Speed
32 MHz
Package / Case
LQFP-48(7x7)
Datasheet
STM32L053C8T6 Datasheet
Key Attributes
Ultra-low-power 32-bit MCU Arm-based Cortex-M0+, up to 64KB Flash, 8KB SRAM, 2KB EEPROM, LCD, USB, ADC, DAC

Technical Specifications

TypeDescription
Core ProcessorARM Cortex-M0+
Core Size32 bit
Maximum Clock Speed32 MHz
Program Storage Size64 KB
Number of I/O37
Flash TypeFLASH
ADC (Bit)12 bit
TypeDescription
Oscillator TypeBuilt-in
EEPROM2 KB
DAC (Bit)12 bit
Operating Temperature-40°C~+85°C
Supply Voltage1.65V~3.6V
Package / CaseLQFP-48(7x7)

Product Introduction

This is an ultra-low-power device based on an Arm® 32-bit Cortex®-M0+ core (with MPU), featuring multiple low-power modes, rich memory configurations, diverse peripheral interfaces, and security features.

Features

  • Ultra- low- power platform
  • 1.65 V to 3.6 V power supply
  • 40 to 125°C temperature range
  • 0.27 μA Standby mode (2 wakeup pins)
  • 0.4 μA Stop mode (16 wakeup lines)
  • 0.8 μA Stop mode + RTC + 8-Kbyte RAM retention
  • 88 μA/MHz in Run mode
  • 3.5 μs wakeup time (from RAM)
  • 5 μs wakeup time (from Flash memory)
  • Core: Arm 32- bit Cortex - M0+ with MPU From 32 kHz up to 32 MHz max. 0.95 DMIPS/MHz
  • Up to 64-Kbyte Flash memory with ECC
  • 8-Kbyte RAM
  • 2 Kbytes of data EEPROM with ECC
  • 20-byte backup register
  • Sector protection against RW operation
  • Up to 51 fast I/Os (45 I/Os 5V tolerant)
  • Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds
  • Ultra-low-power POR/PDR
  • Programmable voltage detector (PVD)
  • 1 to 25 MHz crystal oscillator
  • 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
  • Serial wire debug supported
  • LCD driver for up to 8×28 segments
  • Support contrast adjustment
  • Support blinking mode
  • Step-up converted on board
  • 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V)
  • 12-bit 1 channel DAC with output buffers (down to 1.8 V)
  • 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 V)
  • Up to 24 capacitive sensing channels supporting touchkey, linear and rotary touch sensors
  • 7-channel DMA controller, supporting ADC, SPI, I²C, USART, DAC, Timers
  • 1x USB 2.0 crystal-less, battery charging detection and LPM
  • 2x USART (ISO 7816, IrDA), 1x UART (low power)
  • Up to 4x SPI 16 Mbits/s
  • 2x I²C (SMBus/PMBus)
  • 9x timers: 1x 16-bit with up to 4 channels, 2x 16-bit with up to 2 channels, 1x 16-bit ultra-low-power timer, 1x SysTick, 1x RTC, 1x 16-bit basic for DAC, and 2x watchdogs (independent/window)
  • CRC calculation unit, 96-bit unique ID
  • True RNG and firewall protection
  • All packages are ECOPACK2

Datasheet

📄 Open Download

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Compliance & Export Codes

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Sourcing Information

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