STM32L031K4U6
- Mfr.Part #
- STM32L031K4U6
- Manufacturer
- STMicroelectronics
- Package / Case
- 32-UFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 16KB FLASH 32UFQFPN
- Stock
- 2,607
- In Stock :
- 2,607
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Microcontrollers
- DMA Channels :
- yes
- HTS Code :
- 8542.31.00.01
- Program Memory Size :
- 16KB 16K x 8
- Mounting Type :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Has ADC :
- yes
- Base Part Number :
- STM32L031
- Supply Voltage-Min (Vsup) :
- 1.8V
- Height Seated (Max) :
- 0.6mm
- Supply Voltage-Max (Vsup) :
- 3.6V
- Connectivity :
- I2C, IrDA, LINbus, SPI, UART/USART
- DAC Channels :
- No
- Terminal Pitch :
- 0.5mm
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Program Memory Type :
- Flash
- Core Processor :
- ARM® Cortex®-M0+
- Series :
- STM32L0
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of Terminations :
- 32
- Package / Case :
- 32-UFQFN Exposed Pad
- Data Converter :
- A/D 10x12b
- Bit Size :
- 32
- Terminal Position :
- QUAD
- ROM (words) :
- 16384
- Width :
- 5mm
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Supply Voltage :
- 3V
- PWM Channels :
- yes
- Core Size :
- 32-Bit
- Oscillator Type :
- Internal
- RAM Size :
- 8K x 8
- RoHS Status :
- ROHS3 Compliant
- Clock Frequency :
- 25MHz
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Packaging :
- Tray
- Terminal Form :
- NO LEAD
- JESD-30 Code :
- S-XQCC-N32
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Factory Lead Time :
- 10 Weeks
- Operating Temperature :
- -40°C~85°C TA
- Speed :
- 32MHz
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~3.6V
- Length :
- 5mm
- Number of I/O :
- 27
- On Chip Program ROM Width :
- 8
- Surface Mount :
- yes
- EEPROM Size :
- 1K x 8
- ECCN Code :
- 3A991.A.2
- Datasheets
- STM32L031K4U6

Microcontrollers STMicroelectronics STM32L031K4U6 Overview
The STM32L031K4U6 from STMicroelectronics is a high-performance microcontroller tailored to meet the demands of embedded systems requiring low power consumption and high integration. The Microcontrollers STMicroelectronics STM32L031K4U6 is built on a robust 32-bit ARM Cortex-M0+ processor which provides the perfect blend of efficiency and performance. This product features 16KB of Flash memory and a comprehensive set of peripherals, making it ideal for a wide range of applications in the industrial, consumer, and health sectors. Its compact 32-pin UFQFPN package enables designers to achieve more with less space, enhancing the overall design compactness and reliability.
STM32L031K4U6 Features
The STM32L031K4U6 microcontroller includes several features that make it particularly suitable for applications where size, power efficiency, and cost are critical. Key features include 16KB Flash memory, low-power operation modes, and multiple peripherals such as I2C, USART, and SPI interfaces. It also supports multiple GPIOs, an internal oscillator, and advanced power-saving modes, which are crucial for battery-operated devices. Its robust design ensures reliable operation even under challenging conditions.
STM32L031K4U6 Applications
- Wearable Devices: Utilized for its low power consumption, allowing extended battery life in compact devices like fitness trackers and smart watches.
- Smart Home Automation: Powers various sensors and actuators, enabling efficient communication and control within smart home ecosystems.
- Medical Devices: Employed in portable medical diagnostics and monitoring equipment due to its reliability and power efficiency.
- Industrial Automation: Serves as a control unit in industrial machinery, providing reliable operation in rugged environments.
- Energy Management: Used in smart metering solutions, improving energy efficiency with its advanced power management features.
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