STMicroelectronics

STM32L071RBT7

Microcontrollers (MCU/MPU)

Manufacturer
STMicroelectronics
MPN
STM32L071RBT7
Product Type
Integrated Circuits
Core Processor
ARM Cortex-M0+
Maximum Clock Speed
32 MHz
Package / Case
LQFP-64(10x10)
Datasheet
STM32L071RBT7 Datasheet
Key Attributes
Ultra-low power Arm Cortex-M0+ MCU with 128-KB Flash memory and 32 MHz CPU

Technical Specifications

TypeDescription
Core ProcessorARM Cortex-M0+
Core Size32 bit
Maximum Clock Speed32 MHz
Program Storage Size128 KB
Number of I/O51
Flash TypeFLASH
TypeDescription
ADC (Bit)12 bit
Oscillator TypeBuilt-in
EEPROM6 KB
Operating Temperature-40°C~+105°C
Supply Voltage1.65V~3.6V
Package / CaseLQFP-64(10x10)

Product Introduction

This is an ultra-low-power platform based on an Arm 32-bit Cortex-M0+ core (with MPU), featuring multiple low-power modes, rich memory configurations, diverse peripheral interfaces, and a variety of package options.

Features

  • Ultra-low-power platform
  • 1.65 V to 3.6 V power supply
  • 40 to 125 °C temperature range
  • 0.29 μA Standby mode (3 wakeup pins)
  • 0.43 μA Stop mode (16 wakeup lines)
  • 0.86 μA Stop mode + RTC + 20-Kbyte RAM retention
  • Down to 93 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+ with MPU
  • From 32 kHz up to 32 MHz max.
  • 0.95 DMIPS/MHz
  • Up to 192-Kbyte Flash memory with ECC (2 banks with read-while-write capability)
  • 20-Kbyte RAM
  • 6 Kbytes of data EEPROM with ECC
  • 20-byte backup register
  • Sector protection against R/W operation
  • Up to 84 fast I/Os (78 I/Os 5V tolerant)
  • Reset and supply management
  • Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds
  • Ultra-low-power POR/PDR
  • Programmable voltage detector (PVD)
  • Clock sources
  • 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, I2C, SPI supported
  • Rich Analog peripherals
  • 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V)
  • 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 V)
  • 7-channel DMA controller, supporting ADC, SPI, I2C, USART, Timers
  • Up to 10x peripheral communication interfaces
  • 4x USART (2 with ISO 7816, IrDA)
  • 1x UART (low power)
  • Up to 6x SPI 16 Mbits/s
  • 3x I2C (2 with SMBus/PMBus)
  • 11x timers: 2x 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, 2x 16-bit basic, and 2x watchdogs (independent/window)
  • CRC calculation unit, 96-bit unique ID
  • All packages are ECOPACK2

Datasheet

📄 Open Download

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Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCN3A991A2
TypeDetails
CNHTS8542319090

Sourcing Information

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