STM32L031G6U7

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STM32L031G6U7

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IC MCU 32BIT 32KB FLASH 28UFQFPN

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Spezifikationen

Attribut Wert
Package Tray
Series STM32L0
ProductStatus Active
CoreProcessor ARM® Cortex®-M0+
CoreSize 32-Bit Single-Core
Speed 32MHz
Connectivity I²C, IrDA, LINbus, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
NumberofI/O 21
ProgramMemorySize 32KB (32K x 8)
ProgramMemoryType FLASH
EEPROMSize 1K x 8
RAMSize 8K x 8
Voltage-Supply(Vcc/Vdd) 1.8V ~ 3.6V
DataConverters A/D 10x12b
OscillatorType Internal
OperatingTemperature -40°C ~ 105°C (TA)
MountingType Surface Mount
Package/Case 28-UFQFN

Übersicht

Description

The STM32L031G6U7 is an ultra-low-power microcontroller from STMicroelectronics, based on the ARM Cortex-M0+ core. It operates at up to 32 MHz and features 8 KB SRAM and 32 KB Flash. Designed for energy efficiency, it excels in battery-powered applications with multiple low-power modes.
Key features include:
- Ultra-low-power consumption (as low as 0.27 µA in standby mode).
- Rich peripherals: 12-bit ADC, timers, USART, I2C, SPI.
- Compact package: 28-pin UFQFPN (3x3 mm).
- Operating voltage: 1.8V to 3.6V.
Ideal for IoT, wearables, and sensor nodes, it balances performance and power efficiency. Development is supported by STM32CubeMX and HAL libraries, simplifying firmware creation.
For more details, refer to the datasheet and reference manual on ST’s website.

Equivalent

The STM32L031G6U7 is an ultra-low-power Cortex-M0+ MCU. Equivalent alternatives include:
1. STM32L011xx – Lower RAM/Flash but similar features.
2. STM32L051xx – More Flash/RAM, same core.
3. EFM32ZG (Silicon Labs) – Energy-efficient M0+ alternative.
4. MSP430FR2xx (TI) – Ultra-low-power, different architecture.
5. NXP LPC800 – M0+ based, low-power option.
Check pinout, peripherals, and power specs for compatibility.

Features

The STM32L031G6U7 is an ultra-low-power Cortex-M0+ MCU with:
- Core: 32-bit ARM Cortex-M0+ (32 MHz max)
- Memory: 8 KB Flash, 2 KB SRAM
- Power: Ultra-low-power (0.27 µA Standby, 0.5 µA Stop mode)
- Peripherals:
- 12-bit ADC (10 ch)
- 2x USART, 1x SPI, 1x I2C
- 7x timers (16-bit)
- RTC with HW calendar
- Packaging: UFQFPN28 (3x3 mm)
- Voltage: 1.8V–3.6V
- Security: HW CRC, Unique ID
Ideal for battery-powered, compact IoT applications.

Pinout

The STM32L031G6U7 is a 32-pin microcontroller from STMicroelectronics' ultra-low-power STM32L0 series.
Key Features:
- Package: UFQFPN32 (3x3 mm)
- Core: ARM Cortex-M0+
- Flash: 32 KB, RAM: 8 KB
- GPIOs: 27 (most pins are multifunctional)
- Peripherals:
- 12-bit ADC
- USART, I2C, SPI
- Low-power timers (LPTIM)
- RTC, DMA
- Ultra-low-power operation (down to 0.3 µA in standby).
Pin Functions:
- Power (VDD, VSS, VDDA, VSSA)
- Reset (NRST)
- Clock (OSC_IN/OSC_OUT)
- SWD debug (SWCLK, SWDIO)
- GPIOs with alternate functions (UART, I2C, SPI, etc.)
Compact and efficient for low-power embedded applications.

Manufacturer

The STM32L031G6U7 is manufactured by STMicroelectronics (ST), a multinational semiconductor company headquartered in Geneva, Switzerland.
STMicroelectronics specializes in designing and producing a wide range of microcontrollers, sensors, and integrated circuits for applications like IoT, automotive, industrial, and consumer electronics. The STM32L031G6U7 is part of their ultra-low-power STM32L0 series, optimized for energy-efficient embedded systems.
ST is a leading global player in the semiconductor industry, known for innovation and reliability.

Application

The STM32L031G6U7, an ultra-low-power Cortex-M0+ MCU, is ideal for:
- IoT devices (sensors, wearables)
- Battery-powered applications (remote controls, smart meters)
- Consumer electronics (health monitors, toys)
- Industrial systems (HVAC, alarms)
- Medical devices (portable diagnostics)
Its low power consumption, compact size (QFN-28), and peripherals (ADC, UART, I²C, SPI) suit energy-efficient, space-constrained designs.

Package

The STM32L031G6U7 comes in a UFQFPN-28 package. This is a 28-pin, ultra-thin fine-pitch quad flat no-leads (QFN) package with a compact footprint (4x4 mm) and exposed thermal pad for improved heat dissipation. It's surface-mountable, suitable for space-constrained applications.

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