Overview
The ATXMEGA128A3U-AU is a low-power, high-performance 8/16-bit AVR® microcontroller developed by Microchip Technology. This microcontroller is part of the XMEGA A3U series and is known for its robust feature set and versatility. It features 128 KB of self-programming Flash program memory, an 8 KB boot code section, and 8 KB of SRAM. The device is designed to offer high performance while maintaining low power consumption, making it suitable for a wide range of applications.
Key Specifications
| Specification | Value |
|---|---|
| Microcontroller Type | 8/16-bit AVR® |
| Flash Program Memory | 128 KB |
| Boot Code Section | 8 KB |
| SRAM | 8 KB |
| Peripheral Features | Four-channel DMA Controller, Eight-channel Event System, Seven 16-bit Timer/Counters |
| Package Type | 44-pin TQFP, 44-pin VQFN |
| Operating Voltage | 1.6V - 3.6V |
| Operating Temperature | -40°C to 85°C |
Key Features
- Low power consumption with various sleep modes to reduce energy usage.
- High-performance capabilities with a maximum clock speed of up to 32 MHz.
- Advanced peripheral set including a four-channel DMA controller and an eight-channel event system.
- Seven 16-bit timer/counters with four output compare channels.
- Support for multiple communication interfaces such as SPI, I2C, and USART.
- On-chip debug system for easy development and debugging.
Applications
The ATXMEGA128A3U-AU microcontroller is versatile and can be used in a variety of applications, including:
- Industrial control systems.
- Consumer electronics.
- Medical devices.
- Automotive systems.
- Wireless and wired communication devices.
- Smart home and IoT devices.
Q & A
- What is the primary architecture of the ATXMEGA128A3U-AU microcontroller?
The ATXMEGA128A3U-AU is based on the 8/16-bit AVR® architecture. - How much Flash program memory does the ATXMEGA128A3U-AU have?
The microcontroller features 128 KB of self-programming Flash program memory. - What are the key peripheral features of the ATXMEGA128A3U-AU?
The device includes a four-channel DMA controller, an eight-channel event system, and seven 16-bit timer/counters. - What are the operating voltage and temperature ranges for the ATXMEGA128A3U-AU?
The operating voltage range is 1.6V to 3.6V, and the operating temperature range is -40°C to 85°C. - What types of packages are available for the ATXMEGA128A3U-AU?
The microcontroller is available in 44-pin TQFP and 44-pin VQFN packages. - Does the ATXMEGA128A3U-AU support on-chip debugging?
Yes, the device includes an on-chip debug system for easy development and debugging. - What are some common applications for the ATXMEGA128A3U-AU?
Common applications include industrial control systems, consumer electronics, medical devices, automotive systems, and IoT devices. - How much SRAM does the ATXMEGA128A3U-AU have?
The microcontroller has 8 KB of SRAM. - What is the maximum clock speed of the ATXMEGA128A3U-AU?
The maximum clock speed is up to 32 MHz. - Does the ATXMEGA128A3U-AU support multiple communication interfaces?
Yes, it supports interfaces such as SPI, I2C, and USART.
