STM32L486VGT6TR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, battery-powered applications
• Characteristics: Low power consumption, high performance, rich peripheral set
• Package: LQFP100
• Essence: ARM Cortex-M4 core microcontroller
• 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: 1.71 V to 3.6 V
• Digital I/O Pins: 82
• Analog Inputs: 16
• Communication Interfaces: UART, SPI, I2C, USB, CAN
• Timers: 16-bit and 32-bit timers
• ADC Resolution: 12-bit
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The STM32L486VGT6TR microcontroller has a total of 100 pins arranged in a LQFP package. The pin configuration is as follows:

• Pin 1: VDDA
• Pin 2: VSSA
• Pin 3: PC14
• Pin 4: PC15
• ...
• Pin 99: VCAP2
• Pin 100: VSSA

For a detailed pinout diagram, 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, and CAN interfaces
• High-performance ARM Cortex-M4 core for efficient processing
• Advanced power management features for battery-powered applications
• Flexible clocking options and timers for precise timing control
• Integrated analog-to-digital converter (ADC) for accurate sensor measurements

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications
• High-performance ARM Cortex-M4 core enables efficient processing
• Rich peripheral set allows for versatile connectivity options
• Advanced power management features optimize energy usage
• Ample flash memory and SRAM for storing program code and data

Disadvantages

• Limited number of digital I/O pins may restrict the number of connected devices
• Relatively high cost compared to some other microcontrollers in the market
• Steeper learning curve for beginners due to the complexity of the ARM architecture

Working Principles

The STM32L486VGT6TR microcontroller operates based on the ARM Cortex-M4 architecture. It executes instructions stored in its flash memory, interacts with peripherals through various communication interfaces, and processes data using its core and integrated peripherals. The low power consumption is achieved through advanced power management techniques such as multiple power modes and dynamic voltage scaling.

Detailed Application Field Plans

The STM32L486VGT6TR microcontroller finds applications in various fields, including:

1. Internet of Things (IoT) devices: Its low power consumption and rich peripheral set make it suitable for IoT applications where energy efficiency and connectivity are crucial.
2. Home automation: With its extensive communication interfaces, it can be used to control and monitor smart home devices.
3. Industrial automation: The microcontroller's high performance and robustness make it suitable for controlling industrial machinery and equipment.
4. Wearable devices: Its low power consumption and small form factor make it ideal for wearable technology applications.
5. Medical devices: The microcontroller's precise analog-to-digital conversion capabilities enable accurate measurements in medical devices.

Detailed and Complete Alternative Models

• STM32L476VGT6: Similar to the STM32L486VGT6TR, but with a lower flash memory capacity of 512 KB.
• STM32L496VGT6: Similar to the STM32L486VGT6TR, but with a higher flash memory capacity of 1.5 MB.
• STM32L432KC: A lower-cost alternative with a reduced peripheral set and smaller package size.

These alternative models offer different flash memory capacities and price points, allowing users to choose the most suitable option for their specific requirements.

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