STMicroelectronics STM32L051K6T6

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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM32L0
Packaging Tray |
Core Processor ARM® Cortex®-M0+
Core Size 32-Bit Single-Core
Speed 32MHz
Connectivity I2C, IrDA, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O 27
Program Memory Size 32KB (32K x 8)
Program Memory Type FLASH
EEPROM Size 2K 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 ~ 85°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 STMicroelectronics STM32L051K6T6 is an ultra-low-power ARM Cortex-M0+ MCU running at 32MHz. It offers 32KB flash, 8KB RAM, DMA, and PWM in a 32-LQFP package, operating from 1.65V to 3.6V. Ideal for battery-powered and IoT applications.

  • Ultra-low-power design: Extends battery life in portable devices.
  • ARM Cortex-M0+ ecosystem: Wide toolchain and software support.
  • Wide voltage range (1.65V-3.6V): Works with single-cell batteries.
  • Integrated DMA: Efficient peripheral data handling.

Battery-Powered Sensors

1.65V operation and low-power modes extend battery life in IoT nodes.

Wearable Health Monitors

Compact LQFP-32 and DMA enable continuous ECG/PPG data streaming.

Smart Home Controllers

ARM ecosystem and PWM support lighting and thermostat control.

Industrial Sensors

DMA and 32MHz speed handle 4-20mA loop transmitters.

Portable Instruments

Low voltage and small footprint suit handheld multimeters.

Asset Trackers

Ultra-low-power sleep modes allow long-term field deployment.

Q: What core does it use?
A: It uses an ARM Cortex-M0+ core at 32MHz.
Q: What is the supply voltage range?
A: It operates from 1.65V to 3.6V.
Q: How much flash and RAM?
A: It has 32KB flash and 8KB RAM.
Q: What package is available?
A: It comes in a 32-LQFP package.
Base Product Number : STM32L051K6
32-bit MCU 32KB flash 32MHz ARM Cortex-M0+ IoT LQFP-32 STM32L0 ultra-low-power wearable
Q: What core does it use?
A: It uses an ARM Cortex-M0+ core at 32MHz.
Q: What is the supply voltage range?
A: It operates from 1.65V to 3.6V.
Q: How much flash and RAM?
A: It has 32KB flash and 8KB RAM.
Q: What package is available?
A: It comes in a 32-LQFP package.