Overview
The ATXMEGA128A1-AUR is a high-performance, low-power 8/16-bit AVR microcontroller from Microchip Technology. This device is part of the XMEGA A1 series and is not recommended for new designs, with the XMEGA AU series being the preferred alternative. It features 128 KB of self-programming Flash program memory, 8 KB of boot code section, 8 KB of SRAM, and 2 KB of EEPROM. The microcontroller is housed in a 100-pin TQFP package and operates within a temperature range of -40°C to +85°C.
Key Specifications
| Specification | Value |
|---|---|
| Core Processor | AVR |
| Core Size | 8/16-Bit |
| Speed | 32 MHz |
| Program Memory Size | 128 KB |
| Boot Code Section | 8 KB |
| SRAM | 8 KB |
| EEPROM | 2 KB |
| Package Type | TQFP |
| Package Size | 14x14x1 mm |
| Pin Count | 100 |
| Operating Voltage Range | 1.6V to 3.6V |
| Temperature Range | -40°C to +85°C |
| Connectivity | EBI/EMI, I2C, IrDA, SPI, UART/USART |
Key Features
- Four-channel DMA Controller with support for external requests
- Eight-channel Event System
- Eight 16-bit Timer/Counters with advanced waveform extension
- External Bus Interface for up to 16M bytes SRAM and up to 128M bit SDRAM
- AES and DES Crypto Engine
- 16-bit Real Time Counter with separate Oscillator
- Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters
- Two Two-channel, 12-bit, 1 Msps Digital to Analog Converters
- Four Analog Comparators with Window compare function
- Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator
- In-System Self-Programmable Flash memory with Read-While-Write capabilities
Applications
The ATXMEGA128A1-AUR is versatile and can be used in a wide range of applications, including:
- Building and industrial automation
- Motor control and power tools
- HVAC systems
- Networking and metering
- Large home appliances
- Optical and medical devices
- Hand-held battery applications
- Factory automation
Q & A
- What is the core processor of the ATXMEGA128A1-AUR?
The core processor is an 8/16-bit AVR microcontroller. - What is the maximum operating speed of the ATXMEGA128A1-AUR?
The maximum operating speed is 32 MHz. - How much program memory does the ATXMEGA128A1-AUR have?
The device has 128 KB of self-programming Flash program memory. - What type of package does the ATXMEGA128A1-AUR come in?
The device is housed in a 100-pin TQFP package. - What is the temperature range for the ATXMEGA128A1-AUR?
The operating temperature range is -40°C to +85°C. - Does the ATXMEGA128A1-AUR support external memory?
Yes, it supports external bus interface for up to 16M bytes SRAM and up to 128M bit SDRAM. - What cryptographic features does the ATXMEGA128A1-AUR have?
The device includes an AES and DES Crypto Engine. - How many analog to digital converters does the ATXMEGA128A1-AUR have?
The device has two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters. - Is the ATXMEGA128A1-AUR recommended for new designs?
No, it is not recommended for new designs; instead, the XMEGA AU series is preferred. - What are some common applications of the ATXMEGA128A1-AUR?
Common applications include building and industrial automation, motor control, HVAC systems, and medical devices.
