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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 40
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 28x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 48-LQFP (7x7)
Package / Case 48-LQFP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM8L151C3T6 from STMicroelectronics is an 8-bit ultra-low-power microcontroller based on the STM8 core, running at up to 16MHz. It operates from 1.8V to 3.6V and offers 8KB of flash memory and 1KB of RAM. In a 48-LQFP package, it integrates DMA, IR, PWM, WDT, brown-out detection, and POR, making it a versatile choice for energy-conscious applications.

  • Ultra-low-power design: The STM8L series is optimized for battery-powered devices with multiple low-power modes.
  • Rich peripheral set: DMA and IR reduce CPU load and enable advanced communication schemes.
  • Compact 48-pin package: Provides ample I/O for complex designs while saving board space.
  • Robust reset and monitoring: Brown-out and POR ensure reliable operation in fluctuating power conditions.

Portable Consumer Electronics

The 1.8V operation and DMA enable efficient data transfer in handheld gaming or remote controls.

Smart Home Sensors

Low-power STM8L architecture with IR support is perfect for occupancy or temperature sensors.

Medical Wearables

8KB flash and 1KB RAM support firmware for heart-rate or activity monitoring with long battery life.

Industrial Process Control

With PWM and WDT, it can drive valves or pumps in 3.3V industrial systems.

IoT End Nodes

Its DMA and IR features facilitate communication with sub-GHz or BLE modules in wireless sensor networks.

Lighting Systems

16MHz PWM generation enables smooth dimming and color control in LED lighting fixtures.

Q: What is the supply voltage?
A: It operates from 1.8V to 3.6V, optimized for low-power designs.
Q: What is the core speed?
A: The STM8 core runs at up to 16MHz.
Q: How much flash and RAM are included?
A: It has 8KB of flash and 1KB of RAM.
Q: What package is this?
A: It comes in a 48-LQFP package.
Q: What special features does it have?
A: It includes DMA, IR, PWM, WDT, brown-out reset, and POR.
Base Product Number : STM8L151C3
16MHz 8-bit MCU 8KB flash DMA IoT lighting LQFP-48 STM8 core STM8L ultra-low-power wearable
Q: What is the supply voltage?
A: It operates from 1.8V to 3.6V, optimized for low-power designs.
Q: What is the core speed?
A: The STM8 core runs at up to 16MHz.
Q: How much flash and RAM are included?
A: It has 8KB of flash and 1KB of RAM.
Q: What package is this?
A: It comes in a 48-LQFP package.
Q: What special features does it have?
A: It includes DMA, IR, PWM, WDT, brown-out reset, and POR.