STMicroelectronics STM32L4S9ZIT6

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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM32L4
Packaging Tray | Tray
Core Processor ARM® Cortex®-M4
Core Size 32-Bit Single-Core
Speed 120MHz
Connectivity CANbus, EBI/EMI, I2C, IrDA, LINbus, MMC/SD, SAI, SPI, UART/USART, USB OTG
Peripherals Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O 112
Program Memory Size 2MB (2M x 8)
Program Memory Type FLASH
EEPROM Size -
RAM Size 640K x 8
Voltage - Supply (Vcc/Vdd) 1.71V ~ 3.6V
Data Converters A/D 16x12b; D/A 2x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Supplier Device Package 144-LQFP (20x20)
Package / Case 144-LQFP
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STM32L4S9ZIT6 Ultra-Low-Power Microcontroller

The STM32L4S9ZIT6 is a high-performance 32-bit microcontroller from STMicroelectronics' renowned STM32L4 series, featuring an ARM® Cortex®-M4 core running at 120MHz. This ultra-low-power MCU is engineered for applications demanding exceptional energy efficiency without compromising processing power, making it ideal for battery-powered IoT devices, wearables, medical instruments, and industrial control systems.

Key Features & Benefits

  • High Performance: 32-bit ARM Cortex-M4 core with FPU operating at 120MHz delivers powerful processing capabilities
  • Generous Memory: 2MB Flash memory and 640KB SRAM provide ample space for complex applications and data storage
  • Ultra-Low Power: Advanced power management enables extended battery life in portable applications
  • Rich Connectivity: Comprehensive peripheral set including USB OTG, CANbus, SPI, I2C, UART/USART, and more
  • Integrated LCD Controller: Built-in LCD driver simplifies display integration for user interfaces
  • Extensive I/O: 112 I/O pins offer maximum flexibility for interfacing with sensors, actuators, and other components
  • Advanced Analog: 16x 12-bit ADC channels and 2x 12-bit DAC channels for precise signal processing
  • Industrial Grade: Operating temperature range of -40°C to 85°C ensures reliable performance in harsh environments

Ideal Applications

This microcontroller excels in battery-powered devices, smart sensors, portable medical equipment, industrial automation, consumer electronics, and IoT edge computing applications where low power consumption and high performance are critical.

Authentic Components Guaranteed

All STM32L4S9ZIT6 microcontrollers are sourced directly from authorized STMicroelectronics distributors, ensuring 100% authenticity, full traceability, and manufacturer warranty coverage. Each unit undergoes rigorous quality inspection before shipment.

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