Manufacturer Part Number
STM32L451REI6
Manufacturer
stmicroelectronics
Introduction
The STM32L451REI6 is a high-performance ARM® Cortex®-M4 based microcontroller primarily designed for a wide range of embedded applications. It is part of stmicroelectronics’ STM32L4 series.
Product Features and Performance
Core Processor: ARM® Cortex®-M4
Core Size: 32-Bit Single-Core
Speed: 80MHz
Connectivity Options: CANbus, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART
Peripheral Features: Brown-out Detect/Reset, DMA, PWM, WDT (Watchdog Timer)
Program Memory: 512KB FLASH
RAM Size: 160KB
Data Converters: 16 x 12-bit A/D Converters, 1 x 12-bit D/A Converter
Internal Oscillator
Product Advantages
Low power consumption
High integration with numerous connectivity options
Extensive data conversion capabilities
Key Technical Parameters
Number of I/O: 52
Voltage Supply (Vcc/Vdd): 1.71V ~ 3.6V
Operating Temperature: -40°C ~ 85°C
Mounting Type: Surface Mount
Package: 64-UFBGA (5x5)
Quality and Safety Features
Built-in Brown-out Detect/Reset
Comprehensive Watchdog Timer for system reliability
Compatibility
Software compatibility with the extensive STM32 ecosystem
Hardware compatible with different STM32 mounted boards
Application Areas
Industrial control systems
Consumer electronics
IoT devices
Medical devices
Automotive systems
Product Lifecycle
Current Product Status: Active
Product continues to be actively manufactured and supported with no near-term discontinuation. Replacement parts are available.
Several Key Reasons to Choose This Product
Proven reliability and performance in various temperature conditions
Extensive memory and connectivity options facilitate integration in complex systems
Low power consumption ideal for battery-operated devices
Active product lifecycle ensures continuous availability and support
Advanced peripheral set enhances application capabilities
