ATSAM3X8CA-AU

Product Overview

Category: Microcontroller
Use: Embedded Systems
Characteristics: High-performance, low-power consumption
Package: TQFP-144
Essence: ARM Cortex-M3 based microcontroller
Packaging/Quantity: Tray / 250 units per tray

Specifications

• Architecture: ARM Cortex-M3
• Clock Speed: Up to 84 MHz
• Flash Memory: 512 KB
• SRAM: 96 KB
• Operating Voltage: 1.62V to 3.6V
• Digital I/O Pins: 103
• Analog Inputs: 12
• Serial Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 6
• ADC Resolution: 12-bit
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ATSAM3X8CA-AU microcontroller has a total of 144 pins. The pin configuration is as follows:

Functional Features

1. High Performance: The ATSAM3X8CA-AU microcontroller is based on the ARM Cortex-M3 architecture, providing high processing power for demanding applications.
2. Low Power Consumption: With its advanced power management features, this microcontroller ensures efficient energy usage, making it suitable for battery-powered devices.
3. Extensive I/O Capability: The microcontroller offers a large number of digital I/O pins and analog inputs, enabling connectivity with various sensors and peripherals.
4. Versatile Communication Interfaces: It supports popular serial communication interfaces like UART, SPI, and I2C, facilitating seamless integration with other devices.
5. Rich Timer/Counter Functionality: The microcontroller features six timers/counters, allowing precise timing and event management in applications.
6. High-Resolution ADC: With a 12-bit resolution analog-to-digital converter, it can accurately convert analog signals into digital data for processing.

Advantages

• Powerful processing capabilities suitable for demanding applications
• Efficient power management for low-power devices
• Versatile I/O options for connectivity with external components
• Multiple communication interfaces for seamless integration
• Precise timing and event management with the built-in timers/counters
• High-resolution ADC for accurate analog signal conversion

Disadvantages

• Relatively higher cost compared to lower-end microcontrollers
• Steeper learning curve due to the complexity of the ARM Cortex-M3 architecture

Working Principles

The ATSAM3X8CA-AU microcontroller operates based on the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory, processes data, and controls various peripherals and I/O devices. The clock speed determines the execution speed of instructions, while the operating voltage ensures stable operation within the specified range. The microcontroller's firmware, developed using appropriate programming languages and tools, defines its behavior and functionality.

Application Field Plans

The ATSAM3X8CA-AU microcontroller finds applications in various fields, including:

1. Industrial Automation: Control systems, robotics, and process automation.
2. Internet of Things (IoT): Smart home devices, wearable technology, and connected appliances.
3. Automotive: Vehicle control units, infotainment systems, and advanced driver-assistance systems (ADAS).
4. Medical Devices: Patient monitoring systems, diagnostic equipment, and medical imaging devices.
5. Consumer Electronics: Gaming consoles, multimedia devices, and home entertainment systems.

Alternative Models

1. ATSAM3X8EA-AU: Similar to ATSAM3X8CA-AU with additional Ethernet connectivity.
2. ATSAM3X8HA-AU: Lower-cost variant with reduced flash memory and I/O pins.
3. ATSAM4S8CA-AU: Microcontroller based on ARM Cortex-M4 architecture with enhanced performance.

These alternative models offer similar functionalities but may vary in terms of specific features, performance, and price.

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