Microchip Technology

ATXMEGA256A3B-MH  

Microcontrollers

The ATXMEGA256A3B-MH 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 ATXMEGA256A3B-MH is a 256KB flash, 40KB SRAM, and 4KB EEPROM ATXMEGA256A3B microcontroller in a 100-pin QFN package. It features a 32-bit RISC architecture with a maximum CPU frequency of 32 MHz.

Features:

1. 32-bit RISC CPU with high code density and low power consumption.
2. Up to 256KB of In-System Programmable (ISP) flash memory for program storage.
3. 40KB of SRAM for data storage and buffering.
4. 4KB of EEPROM for non-volatile data storage.
5. A wide range of communication interfaces, including USB, SPI, I2C, and UART.
6. Advanced timer/counter peripherals for PWM, input capture, and output compare functions.
7. Flexible event system for efficient inter-peripheral communication.
8. On-chip debugging and programming support with JTAG and SPI.
9. Low-power sleep modes for energy-efficient operation.
10. Integrated voltage regulator and power management features.

Applications:

The ATXMEGA256A3B-MH is suitable for a wide range of applications that require high performance, low power consumption, and advanced peripheral features. Some common applications include:

1. Industrial control systems and automation equipment.
2. Portable and wearable electronics, such as fitness trackers and smartwatches.
3. Medical devices and equipment, such as monitoring systems and diagnostic tools.
4. Home automation and smart home devices, like smart thermostats and lighting control systems.
5. IoT devices and connected appliances.
6. Energy harvesting and power-sensitive applications.
7. Human-Machine Interface (HMI) devices, such as touch screens and control panels.
8. Motor control and power management systems.
9. Audio and video processing applications.
10. Robotics and autonomous systems.

The ATXMEGA256A3B-MH's combination of performance, memory, and peripheral features make it a versatile choice for a variety of embedded systems and applications.

ATXMEGA256A3B-MH Documents

Download datasheets and manufacturer documentation for ATXMEGA256A3B-MH

PCN Assembly/Origin :

Cancellation 02/Feb/2022      

Datasheets :

ATxmega256A3B Preliminary Datasheet      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016       MBB/Label Chgs 16/Nov/2018      

Manuals :

XMEGA_A Manual      

PCN Other :

MSL Revision A 26/Mar/2014      

Design Resources :

ATxmega256A3B Development Tool Selector      

HTML Datasheet :

ATxmega256A3B Preliminary Datasheet      

PCN Design/Specification :

Marking Chgs 11/Jul/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH