Microchip Technology

ATXMEGA256A3U-AU  

Microcontrollers

The ATXMEGA256A3U-AU is a microcontroller unit (MCU) manufactured by Microchip Technology. It belongs to the AVR XMEGA family of MCUs, which are known for their high performance, low power consumption, and advanced peripheral features.

Description:

The ATXMEGA256A3U-AU is a 256KB flash, 40KB SRAM, and 4KB EEPROM ATXMEGA256A3U-AU microcontroller in a 44-pin QFN package. It features a 32-bit AV32T32 single-cycle RISC architecture with a maximum CPU frequency of 32 MHz.

Features:

1. 32-bit AV32T32 single-cycle RISC architecture
2. Up to 256KB of In-System Programmable Flash memory
3. Up to 40KB of In-System Programmable SRAM
4. Up to 4KB of EEPROM
5. 44-pin QFN package
6. USB 2.0 high-speed device interface
7. Advanced Direct Memory Access (DMA) controller
8. Event System for low-power, high-performance event-driven peripherals
9. Up to 44 general-purpose I/O lines with optional hardware support for SPI, TWI, and USART
10. Flexible clock system with internal and external oscillators
11. Sleep, power-down, and power-save modes for low-power operation
12. JTAG and debugWire interfaces for programming and debugging

Applications:

The ATXMEGA256A3U-AU is suitable for a wide range of applications due to its high performance, low power consumption, and advanced peripheral features. Some potential applications include:

1. Industrial control systems
2. Motor control applications
3. Battery-powered devices
4. Medical devices
5. Smart energy management systems
6. Human-machine interface (HMI) devices
7. Portable devices with USB connectivity
8. Home automation and security systems
9. Wireless sensor networks
10. Data acquisition and signal processing systems

The ATXMEGA256A3U-AU's combination of processing power, memory, and peripheral features make it a versatile choice for a variety of embedded systems and applications.

ATXMEGA256A3U-AU Documents

Download datasheets and manufacturer documentation for ATXMEGA256A3U-AU

PCN Assembly/Origin :

ATXMEGA1xx 24/Nov/2023      

Datasheets :

ATxmegazzzA3U Datasheet      

PCN Packaging :

Boxes 07/Dec/2016       New Packing Material 02/Aug/2019      

Design Resources :

ATxmega256A3U Development Tool Selector      

PCN Design/Specification :

Marking Chgs 11/Jul/2017       Copper Bonding Wire 17/Oct/2013      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH