STM32L443RCY6TR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low power consumption, high performance, rich peripherals
• 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 Pins: 16
• Communication Interfaces: UART, SPI, I2C, USB, CAN
• Timers: 16-bit and 32-bit timers
• ADC Resolution: 12-bit
• DMA Channels: 8
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The STM32L443RCY6TR 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: GPIO pins
• Pins 25 to 32: Communication interface pins
• Pins 33 to 40: GPIO pins
• Pins 41 to 48: Timer and PWM pins
• Pins 49 to 56: GPIO pins
• Pins 57 to 64: Power supply and ground pins

Functional Features

• Low power consumption: The STM32L443RCY6TR microcontroller is designed for low-power applications, making it suitable for battery-powered devices.
• High performance: With its ARM Cortex-M4 core, the microcontroller offers high processing power and efficient execution of complex tasks.
• Rich peripherals: The microcontroller provides a wide range of peripherals, including UART, SPI, I2C, USB, and CAN interfaces, enabling seamless communication with other devices.
• Advanced analog capabilities: With 16 analog input pins and a 12-bit ADC resolution, the microcontroller can accurately measure and process analog signals.
• Flexible timers: The microcontroller features both 16-bit and 32-bit timers, allowing precise timing control for various applications.
• DMA support: The presence of 8 DMA channels enables efficient data transfer between peripherals and memory, reducing CPU overhead.

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices. - High-performance ARM Cortex-M4 core ensures efficient execution of complex tasks. - Rich peripherals provide flexibility in interfacing with other devices. - Advanced analog capabilities enable accurate measurement and processing of analog signals. - Flexible timers allow precise timing control for various applications. - DMA support reduces CPU overhead during data transfer.

Disadvantages: - Limited flash memory (256 KB) and RAM (64 KB) may be insufficient for certain applications requiring extensive storage or computational resources. - Availability of alternative models with more advanced features may limit its competitiveness in certain markets.

Working Principles

The STM32L443RCY6TR microcontroller operates based on the ARM Cortex-M4 architecture. It executes instructions stored in its flash memory and interacts with external devices through its rich set of peripherals. The microcontroller's low-power design allows it to operate efficiently in battery-powered applications, while its high-performance core ensures fast and reliable execution of tasks.

Detailed Application Field Plans

The STM32L443RCY6TR microcontroller finds applications in various fields, including but not limited to:

1. Internet of Things (IoT) devices: Its low power consumption and rich peripherals make it suitable for IoT applications, such as smart home devices, wearable technology, and environmental monitoring systems.
2. Industrial automation: The microcontroller's high performance and flexible timers enable precise control of industrial processes, such as motor control, sensor interfacing, and data logging.
3. Medical devices: With its advanced analog capabilities, the microcontroller can be used in medical devices for accurate measurement and processing of vital signs, patient monitoring, and diagnostics.
4. Consumer electronics: The microcontroller's low power consumption and rich peripherals make it suitable for various consumer electronic devices, including remote controls, smart appliances, and audio/video equipment.

Detailed and Complete Alternative Models

1. STM32L432KC: Similar to the STM32L443RCY6TR, this microcontroller offers a lower flash memory capacity (128 KB) but is available in a smaller package (LQFP32).
2. STM32L476RG: This microcontroller provides higher flash memory capacity (1 MB) and RAM (128 KB), making it suitable for more resource-intensive applications. It is available in a larger package (LQFP64).
3. STM32F103C8