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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM8L EnergyLite
Packaging Tray | NULL
Core Processor STM8
Core Size 8-Bit
Speed 16MHz
Connectivity I2C, IrDA, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, IR, POR, PWM, WDT
Number of I/O 30
Program Memory Size 8KB (8K x 8)
Program Memory Type FLASH
EEPROM Size 256 x 8
RAM Size 1K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 3.6V
Data Converters A/D 23x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 32-UFQFPN (5x5)
Package / Case 32-UFQFN Exposed Pad
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM8L151K3U6 is an 8-bit STM8 microcontroller from STMicroelectronics, operating at 16MHz. It has 8KB flash and 1KB RAM, with a supply voltage of 1.8V to 3.6V. The 32-UFQFN package includes Brown-out Detect, DMA, IR, POR, PWM, and WDT, suitable for low-power consumer and industrial applications.

  • Ultra-low power consumption for battery devices.
  • Integrated IR support for remote control applications.
  • Wide operating temperature (-40 to 85°C).
  • Small 32-UFQFN package with exposed pad.

Remote Controls

IR support and low power make it ideal for consumer remotes.

Battery Management

1.8V operation and 8KB flash handle fuel gauge algorithms.

Small Appliances

PWM and 16MHz speed control simple motors in blenders and fans.

Security Systems

WDT and Brown-out detection ensure reliable operation in alarms.

Portable Health Devices

Low power extends battery life in thermometers and pulse oximeters.

Lighting Control

Compact 32-UFQFN package fits LED drivers with PWM dimming.

Q: What is the core?
A: STM8 8-bit core at 16MHz.
Q: What is the voltage range?
A: 1.8V to 3.6V.
Q: What package is used?
A: 32-UFQFN with exposed pad.
Q: What features are included?
A: Brown-out Detect, DMA, IR, POR, PWM, and WDT.
Base Product Number : STM8L151K3
16MHz 32-UFQFN 8-bit MCU consumer DMA IR low-power PWM STM8 STMicroelectronics WDT
Q: What is the core?
A: STM8 8-bit core at 16MHz.
Q: What is the voltage range?
A: 1.8V to 3.6V.
Q: What package is used?
A: 32-UFQFN with exposed pad.
Q: What features are included?
A: Brown-out Detect, DMA, IR, POR, PWM, and WDT.