Manufacturer Part Number
ATXMEGA128A3-MHR
Manufacturer
Microchip Technology
Introduction
High-performance, low-power Atmel AVR XMEGA A3 Microcontroller
Product Features and Performance
AVR Core with 8/16-Bit Processing
32MHz Operating Speed
Dual Interface I2C, IrDA, SPI, UART/USART Connectivity
Rich Peripheral Set Including Brown-out Detect/Reset, DMA, POR, PWM, WDT
50 Programmable I/O Pins
128KB Flash Program Memory
2KB EEPROM
8KB Internal RAM
Internal Oscillator for Device Clocking
High-Resolution A/D Converters (16x12b)
Dual D/A Converters (2x12b)
Product Advantages
Broad Vcc Operating Range from 1.6V to 3.6V
Enhanced Power Efficiency and Processing Power
Rich Set of Peripherals Reducing External Component Count
Extensive Communication Interface Options
Robust Safety Features Protecting Against System Failures
Key Technical Parameters
Core Processor Type: AVR
Core Size: 8/16-Bit
Operating Speed: 32MHz
Program Memory Size: 128KB
EEPROM Size: 2KB
RAM Size: 8KB
Number of I/O: 50
Supply Voltage Range: 1.6V to 3.6V
Operating Temperature Range: -40°C to 85°C
Quality and Safety Features
Brown-out Detect/Reset Ensures Proper Operation Under Variable Voltage Conditions
Watchdog Timer to Mitigate Software Hang-ups
Power-on Reset Circuit for Reliable Operation upon Power-up
Compatibility
Works with Various Standard Communication Protocols
Compatible with other AVR XMEGA A3 Series Microcontrollers
Application Areas
Industrial Control Systems
Automotive Applications
Medical Devices
Home Automation
IoT Devices
Product Lifecycle
Product Status: Active
No current indication of discontinuation
Replacement parts or upgrades likely available within the AVR XMEGA Series
Several Key Reasons to Choose This Product
High Processing Power with Low-power Consumption Suitable for Battery-operated Devices
Comprehensive Set of Integrated Peripherals Increases System Design Flexibility
Flexibility to Work Across a Wide Range of Voltages for Different Applications
Easy Integration with Other Systems through Multiple Communication Interfaces
Robust Self-protection Features Minimize Downtime and Maintenance Costs
Support for Advanced Analog Features Like High-resolution A/D and D/A Converters Enhances Precision in Sensing and Control Applications
Offered in a Compact 64-QFN Package, Optimal for Space-constrained Applications
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