STM32L475RCT3

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: 1 MB
• SRAM: 128 KB
• Operating Voltage: 1.71V to 3.6V
• I/O Pins: 51
• Communication Interfaces: UART, SPI, I2C, USB, CAN, Ethernet
• Analog-to-Digital Converter (ADC): 16 channels, 12-bit resolution
• Digital-to-Analog Converter (DAC): 2 channels, 12-bit resolution
• Timers: 16-bit and 32-bit timers, PWM support
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The STM32L475RCT3 microcontroller has a total of 64 pins arranged in a Low Quad Flat Package (LQFP). The pin configuration is as follows:

• Pins 1-8: GPIO pins
• Pins 9-16: Analog input pins
• Pins 17-24: Communication interface pins (UART, SPI, I2C)
• Pins 25-32: Power supply and ground pins
• Pins 33-40: Timer and PWM pins
• Pins 41-48: Digital-to-Analog Converter (DAC) pins
• Pins 49-56: Analog-to-Digital Converter (ADC) pins
• Pins 57-64: Reserved for future use

Functional Features

• Low power consumption in active and standby modes
• High-performance ARM Cortex-M4 core with DSP and FPU instructions
• Rich set of communication interfaces for seamless connectivity
• Advanced analog peripherals for precise measurements and control
• Flexible timers and PWM channels for accurate timing and signal generation
• Comprehensive development ecosystem with software libraries and tools

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices - High-performance core enables efficient execution of complex tasks - Rich peripheral set simplifies system integration and connectivity - Advanced analog peripherals provide accurate sensor data acquisition - Comprehensive development ecosystem facilitates rapid prototyping and development

Disadvantages: - Limited number of I/O pins may restrict the complexity of some projects - Higher cost compared to some other microcontrollers in the market - Steeper learning curve for beginners due to the advanced features and capabilities

Working Principles

The STM32L475RCT3 microcontroller operates based on the ARM Cortex-M4 architecture. It executes instructions fetched from the flash memory and interacts with various peripherals and external devices through its communication interfaces. The low power consumption is achieved by utilizing different power-saving modes and optimizing clock frequencies.

Detailed Application Field Plans

The STM32L475RCT3 microcontroller finds applications in various fields, including:

1. Internet of Things (IoT) devices: Enables connectivity and control in smart home systems, industrial automation, and wearable devices.
2. Consumer electronics: Powers energy-efficient and high-performance devices such as smartphones, tablets, and gaming consoles.
3. Industrial control systems: Provides real-time control and monitoring capabilities in manufacturing processes and robotics.
4. Medical devices: Facilitates precise measurements and control in medical equipment like patient monitors and diagnostic devices.
5. Automotive electronics: Supports advanced driver assistance systems (ADAS), infotainment systems, and engine control units.

Detailed and Complete Alternative Models

• STM32F407VGT6
• STM32F103C8T6
• STM32F030C6T6
• STM32F767ZIT6
• STM32F429ZIT6
• STM32F072CBT6
• STM32F303RET6
• STM32F105RBT6
• STM32F215RET6
• STM32F446RET6

These alternative models offer different combinations of features and specifications, allowing developers to choose the most suitable microcontroller for their specific application requirements.

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