ATSAM3A8CA-AU – 32-bit ARM Cortex-M3 Microcontroller with 512KB Flash

The ATSAM3A8CA-AU is a high-performance 32-bit microcontroller based on the ARM Cortex-M3 core, featuring 512KB Flash memory, 96KB SRAM, and advanced connectivity options. Designed for automotive, industrial automation, and embedded control applications, this MCU provides efficient power management, high-speed operation, and robust peripherals for complex system integration.

Product Brochure

Description

Technical Specifications:

  • Microcontroller Core: ARM Cortex-M3 (32-bit)
  • Clock Speed: Up to 84 MHz
  • Flash Memory: 512KB
  • SRAM: 96KB
  • Operating Voltage: 1.62V to 3.6V
  • Peripherals: UART, SPI, I²C, CAN, USB, ADC, DAC, DMA
  • I/O Pins: Multiple programmable I/O lines
  • Power Consumption: Optimized for low-power applications
  • Security Features: Memory protection and fault detection
  • Operating Temperature: -40°C to +105°C
  • Package Type: LQFP-144

Product Features:

  • Processor Core: ARM Cortex-M3 (32-bit RISC) for high-performance computing
  • Flash Memory: 512KB for secure and reliable program storage
  • SRAM: 96KB for fast data processing and execution
  • Clock Speed: Up to 84 MHz for high-speed operation
  • Power Management: Low-power design with multiple sleep modes
  • Integrated Peripherals:
    • Communication Interfaces: UART, SPI, I²C, CAN, USB 2.0
    • Timers: Multiple 16-bit and 32-bit timers for precise control
    • Analog Features: 12-bit ADC and DAC for real-time signal processing
    • DMA Controller: Efficient memory and peripheral management
    • Watchdog Timer: Ensures system stability and fault tolerance
  • Operating Temperature: -40°C to +105°C, suitable for industrial and automotive applications
  • Package Type: LQFP-144 (Low Profile Quad Flat Package) for compact PCB designs

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