STM32L443CCY6TR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low power consumption, high performance, rich peripheral set
• Package: LQFP64
• 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: 256 KB
• RAM: 64 KB
• Operating Voltage: 1.71V to 3.6V
• Digital I/O Pins: 51
• Analog Input Channels: 16
• Communication Interfaces: UART, SPI, I2C, USB, CAN
• Timers: 16-bit and 32-bit timers
• ADC Resolution: 12-bit
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The STM32L443CCY6TR microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pins 1 to 8: GPIO pins
• Pins 9 to 16: Analog input pins
• Pins 17 to 24: Communication interface pins (UART, SPI, I2C)
• Pins 25 to 32: Timer pins
• Pins 33 to 40: Power supply and ground pins
• Pins 41 to 48: GPIO pins
• Pins 49 to 56: Analog input pins
• Pins 57 to 64: Communication interface pins (USB, CAN)

Functional Features

• Low power consumption for battery-powered applications
• High-performance ARM Cortex-M4 core for efficient processing
• Rich peripheral set for versatile connectivity options
• Advanced analog features for precise measurements
• Flexible timers for accurate timing control
• Secure boot and memory protection features for enhanced security

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 allows for versatile connectivity options - Advanced analog features enable precise measurements - Secure boot and memory protection enhance system security

Disadvantages: - Limited flash memory and RAM compared to some other microcontrollers - Higher cost compared to entry-level microcontrollers

Working Principles

The STM32L443CCY6TR 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 wide operating voltage range of 1.71V to 3.6V.

The microcontroller integrates various peripherals such as UART, SPI, I2C, USB, and CAN interfaces, allowing for seamless communication with external devices. It also features a rich set of timers for precise timing control.

The advanced analog features of the STM32L443CCY6TR enable accurate measurements through its 12-bit ADC and 16 analog input channels. This makes it suitable for applications that require precise sensing or data acquisition.

To ensure system security, the microcontroller incorporates secure boot and memory protection mechanisms, safeguarding against unauthorized access or tampering.

Detailed Application Field Plans

The STM32L443CCY6TR microcontroller finds applications in various fields, including:

1. Internet of Things (IoT) Devices: The low power consumption and rich peripheral set make it ideal for IoT devices that require long battery life and connectivity options.

2. Home Automation Systems: With its advanced analog features and communication interfaces, the microcontroller can be used in home automation systems for controlling and monitoring various devices.

3. Industrial Automation: The precise timing control and secure boot features make it suitable for industrial automation applications, such as process control and monitoring.

4. Medical Devices: The microcontroller's low power consumption and high-performance core make it suitable for medical devices that require long battery life and efficient processing.

5. Consumer Electronics: The versatile connectivity options and advanced analog features enable the microcontroller to be used in various consumer electronic devices, such as smart appliances and wearable devices.

Detailed and Complete Alternative Models

1. STM32L432KC: Similar to STM32L443CCY6TR but with a different package (LQFP32) and lower flash memory (128 KB).

2. STM32L476RG: Higher-end model with more flash memory (1 MB) and RAM (128 KB), suitable for applications requiring higher storage and processing capabilities.

3. STM32F103C8T6: Entry-level microcontroller with lower cost and simpler feature set, suitable for basic embedded system applications.

4. STM32F407VGT6: High-performance microcontroller with a faster clock speed (up to 168 MHz) and larger flash memory (512 KB), suitable for demanding applications that require