STM32L451RCY6TR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, consumer electronics
• Characteristics: Low power consumption, high performance, rich peripheral set
• Package: LQFP64
• Essence: ARM Cortex-M4 32-bit RISC core
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Core: ARM Cortex-M4
• Clock Speed: Up to 80 MHz
• Flash Memory: 512 KB
• RAM: 160 KB
• Operating Voltage: 1.71V to 3.6V
• I/O Pins: 51
• Communication Interfaces: UART, SPI, I2C, USB, CAN
• Analog-to-Digital Converter (ADC): 12-bit, up to 16 channels
• Timers: General-purpose timers, advanced-control timers, low-power timers
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The STM32L451RCY6TR microcontroller has a total of 64 pins arranged in a Low Quad Flat Package (LQFP). The pin configuration is as follows:

Functional Features

• Low power consumption: The STM32L451RCY6TR is designed for energy-efficient applications, offering multiple low-power modes and peripherals optimized for power efficiency.
• High performance: With its ARM Cortex-M4 core running at up to 80 MHz, this microcontroller provides excellent processing capabilities for demanding applications.
• Rich peripheral set: The device includes various communication interfaces, timers, ADCs, and other peripherals, enabling versatile connectivity and functionality.
• Secure boot and memory protection: The microcontroller features built-in security mechanisms, such as secure boot and memory protection units, to ensure the integrity of the system.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices. - High-performance ARM Cortex-M4 core enables efficient execution of complex tasks. - Rich peripheral set allows for flexible connectivity and functionality. - Built-in security features enhance system integrity.

Disadvantages: - Limited flash memory and RAM compared to higher-end microcontrollers. - Availability of alternative models with more advanced features.

Working Principles

The STM32L451RCY6TR operates based on the ARM Cortex-M4 architecture. It executes instructions fetched from flash memory and interacts with peripherals through various communication interfaces. The microcontroller can be programmed using development tools and software provided by STMicroelectronics.

Detailed Application Field Plans

The STM32L451RCY6TR is suitable for a wide range of applications, including but not limited to: - Internet of Things (IoT) devices - Wearable technology - Home automation systems - Industrial control systems - Consumer electronics

Alternative Models

For applications requiring more advanced features or higher performance, alternative microcontroller models that can be considered include: - STM32F4 series - STM32H7 series - STM32G4 series

These models offer increased flash memory, RAM, processing power, and additional peripherals, catering to specific application requirements.

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