STMicroelectronics STM32L031K6T3

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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM32L0
Packaging Tray | NULL
Core Processor ARM® Cortex®-M0+
Core Size 32-Bit Single-Core
Speed 32MHz
Connectivity I2C, IrDA, LINbus, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O 26
Program Memory Size 32KB (32K x 8)
Program Memory Type FLASH
EEPROM Size 1K x 8
RAM Size 8K x 8
Voltage - Supply (Vcc/Vdd) 1.65V ~ 3.6V
Data Converters A/D 10x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 125°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 32-LQFP (7x7)
Package / Case 32-LQFP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM32L031K6T3 is a 32MHz ARM Cortex-M0+ MCU with 32KB flash and 8KB RAM. It operates from 1.65V to 3.6V and includes brown-out detect, DMA, POR, PWM, and WDT in a 32-LQFP package, optimized for ultra-low-power and high-temperature applications.

  • Ultra-low voltage (1.65V) enables single-cell battery operation.
  • DMA offloads CPU for real-time tasks.
  • 125°C rating extends application range.
  • ARM ecosystem provides extensive software libraries.

Portable Medical Devices

1.65V operation and 125°C rating support wearable sensors and diagnostic tools.

Smart Meters

DMA and low-power modes enable long-term battery operation for utility metering.

Industrial Automation

Brown-out detect and WDT ensure safe operation in PLC I/O modules.

IoT Edge Nodes

32KB flash and 8KB RAM handle sensor fusion and BLE protocol stacks.

Automotive Aftermarket

125°C rating allows use in engine bay monitoring systems.

Consumer Electronics

PWM outputs drive haptic motors and LED indicators in handheld devices.

Q: What is the core?
A: ARM Cortex-M0+ at 32MHz.
Q: What is the voltage range?
A: 1.65V to 3.6V, ideal for low-power designs.
Q: Does it have DMA?
A: Yes, DMA controller for efficient data transfer.
Q: What is the temperature range?
A: -40°C to 125°C, suitable for extreme environments.
Base Product Number : STM32L031K6T3
32-LQFP 32KB flash 32MHz ARM Cortex-M0+ IoT low-power STM32L0 STMicroelectronics
Q: What is the core?
A: ARM Cortex-M0+ at 32MHz.
Q: What is the voltage range?
A: 1.65V to 3.6V, ideal for low-power designs.
Q: Does it have DMA?
A: Yes, DMA controller for efficient data transfer.
Q: What is the temperature range?
A: -40°C to 125°C, suitable for extreme environments.