STM32L476VCT6

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, consumer electronics
• Characteristics: Low power consumption, high performance, rich peripheral set
• Package: LQFP100
• Essence: ARM Cortex-M4 32-bit RISC core
• Packaging/Quantity: Tray, 490 pieces per tray

Specifications

• Core: ARM Cortex-M4
• Clock Speed: Up to 80 MHz
• Flash Memory: 1 MB
• RAM: 128 KB
• Operating Voltage: 1.71 V to 3.6 V
• Digital I/O Pins: 82
• Analog Input Pins: 16
• Communication Interfaces: UART, SPI, I2C, USB, CAN, Ethernet
• ADC Resolution: 12-bit
• Timers: 16-bit and 32-bit timers
• DMA Channels: 12
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The STM32L476VCT6 microcontroller has a total of 100 pins. The pin configuration is as follows:

• GPIO Pins: 82 pins (PA0 to PA15, PB0 to PB15, PC0 to PC15, PD0 to PD15, PE0 to PE15, PF0 to PF15, PG0 to PG15)
• Analog Input Pins: 16 pins (ADC1IN0 to ADC1IN15)
• Power Supply Pins: VDD, VSS, VBAT, VREF+

For the detailed pinout diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

• Low power consumption in active and standby modes
• Rich set of peripherals including UART, SPI, I2C, USB, CAN, and Ethernet
• High-performance ARM Cortex-M4 core with DSP and FPU instructions
• Advanced power management system for efficient energy usage
• Secure boot and memory protection mechanisms for enhanced security
• Real-time clock (RTC) with calendar and alarm functions
• Multiple timers for precise timing operations
• Analog-to-Digital Converter (ADC) for accurate analog signal measurements

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices - High-performance ARM Cortex-M4 core enables complex applications - Rich peripheral set allows for versatile connectivity options - Advanced power management system optimizes energy usage - Secure boot and memory protection enhance system security

Disadvantages: - Limited number of pins may restrict the number of external components that can be connected - Higher cost compared to some other microcontrollers in the market

Working Principles

The STM32L476VCT6 microcontroller is based on the ARM Cortex-M4 core, which provides high performance and low power consumption. It operates at a clock speed of up to 80 MHz and has a rich set of peripherals for various communication and control tasks.

The microcontroller executes instructions stored in its flash memory and interacts with external components through its GPIO pins and communication interfaces. It can perform tasks such as data processing, sensor interfacing, communication with other devices, and controlling external actuators.

The advanced power management system ensures efficient energy usage by dynamically adjusting the power supply voltage and frequency based on the workload. This helps to extend battery life in portable devices.

Detailed Application Field Plans

The STM32L476VCT6 microcontroller finds applications in various fields, including:

1. Internet of Things (IoT) Devices: It can be used in IoT devices for data acquisition, processing, and communication. Its low power consumption and rich peripheral set make it suitable for battery-powered IoT applications.

2. Consumer Electronics: The microcontroller can be used in consumer electronics products such as smart home devices, wearable devices, and portable health monitoring systems. Its high-performance core and versatile connectivity options enable the development of feature-rich applications.

3. Industrial Automation: It can be utilized in industrial automation systems for control and monitoring purposes. The microcontroller's real-time capabilities, communication interfaces, and analog measurement capabilities make it suitable for industrial applications.

4. Automotive Electronics: The microcontroller can be employed in automotive electronics for various functions like engine control, dashboard displays, and infotainment systems. Its robustness, security features, and communication interfaces meet the requirements of the automotive industry.

Detailed and Complete Alternative Models

1. STM32F407VGT6: This microcontroller from STMicroelectronics offers similar features to the STM32L476VCT6 but operates at a higher clock speed and has more flash memory.

2. ATmega328P: This microcontroller from Microchip is widely used in Arduino boards and offers a lower cost alternative with a simpler architecture.

3. LPC1768: This microcontroller from NXP Semiconductors provides a balance between performance and power consumption,