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ATxmega256A3

Status: In Production

Overview
Documents
Development Environment
Similar Devices
RoHS Information
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Device Overview

Summary

Low power, high performance 8/16-bit AVR microcontroller featuring 256KB self-programming flash program memory, 8KB boot code section, 16KB SRAM, 4096-byte EEPROM, 4-channel DMA controller, 8-channel event system. It also includes dual 12-bit ADC, 2 12-bit DAC channels, 4 analog comparators, AES and DES crypto engines, 7 16-bit timer/counters, 6 USART, 2 SPI, and 2 TWIs, RTC battery backup system, 4-channel DMA controller, and 8-channel event system.

The device can be used in a wide range of applications, such as building, industrial, motor, board, and climate control; hand-held battery applications; factory automation; power tools; HVAC; networking, metering, large home appliances, and optical and medical devices. This ATxmega series features 64-pin packages.

Parametrics
Name
Value
Program Memory Type
Flash
Program Memory Size (KB)
256
CPU Speed (MIPS/DMIPS)
32
SRAM (KB)
16
Data EEPROM/HEF (bytes)
4096
Digital Communication Peripherals
7-UART, 10-SPI, 2-I2C
Capture/Compare/PWM Peripherals
22 Input Capture, 22 CCP, 22PWM
Number of Comparators
4
Temperature Range (°C)
-40 to 85
Operating Voltage Range (V)
1.6 to 3.6
Pin Count
64
Low Power
Yes

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Development Environment

  • Integrated Development Environments
  • Emulators & Debuggers
  • Programmers
  • Demo & Evaluation Boards
Integrated Development Environments
Atmel-Studio
Atmel Studio IDE ( Atmel-Studio )

Studio 7 is the integrated development platform (IDP) for developing and debugging all AVR® and SAM microcontroller applications. The Atmel Studio 7 IDP gives you a seamless and easy-to-use environment to write, build and debug your applications written in C/C++ or assembly code. It also connects seamlessly to the debuggers, programmers and development kits that support AVR® and SAM...

Learn More
MPLAB-X-IDE
MPLAB X Integrated Development Environment (IDE) ( MPLAB-X-IDE )

MPLAB® X Integrated Development Environment (IDE) is an expandable, highly configurable software program that incorporates powerful tools to help you discover, configure, develop, debug and qualify embedded designs for most of Microchip’s microcontrollers, microprocessors and digital signal controllers.
MPLAB X IDE works seamlessly with the MPLAB development ecosystem of

...

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Emulators & Debuggers
MPLAB PICkit 4 In-Circuit Debugger
MPLAB PICkit 4 In-Circuit Debugger ( PG164140 )

Fast programming, increased functionality, at the same price as its predecessor, the PICkit™ 3.

The MPLAB PICkit 4 now has Programmer-to-Go functionality for 8-bit, 16-bit and 32-bit PIC MCUs and dsPICs and also SAM MCU devices . The firmware update comes with MPLAB X IDE v5.30. AVR is expected soon!


The MPLAB® PICkit™ 4 In-Circuit

...

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Add To Cart
Atmel-ICE Full Kit
Atmel-ICE Full Kit ( ATATMEL-ICE )

Atmel-ICE is a powerful development tool for debugging and programming ARM® Cortex®-M based SAM and AVR microcontrollers with on-chip debug capability.

Atmel-ICE supports:

  • Programming and on-chip debugging of all AVR 32-bit MCUs on both JTAG and aWire interfaces
  • Programming and on-chip debugging of all AVR
...

Learn More
Add To Cart
MPLAB(R) Snap In-Circuit Debugger
MPLAB(R) Snap In-Circuit Debugger ( PG164100 )

Our most affordable debugger has power to impress.

The MPLAB® Snap In-Circuit Debugger/Programmer allows affordable, fast and easy debugging and programming of PIC®, dsPIC®, AVR and SAM flash MCUs, using the powerful graphical user interface of MPLAB X Integrated Development Environment (IDE) version 5.05 or later. The MPLAB Snap can be connected to a computer using a

...

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Add To Cart
Programmers
MPLAB PICkit 4 In-Circuit Debugger
MPLAB PICkit 4 In-Circuit Debugger ( PG164140 )

Fast programming, increased functionality, at the same price as its predecessor, the PICkit™ 3.

The MPLAB PICkit 4 now has Programmer-to-Go functionality for 8-bit, 16-bit and 32-bit PIC MCUs and dsPICs and also SAM MCU devices . The firmware update comes with MPLAB X IDE v5.30. AVR is expected soon!


The MPLAB® PICkit™ 4 In-Circuit

...

Learn More
Add To Cart
Atmel-ICE Full Kit
Atmel-ICE Full Kit ( ATATMEL-ICE )

Atmel-ICE is a powerful development tool for debugging and programming ARM® Cortex®-M based SAM and AVR microcontrollers with on-chip debug capability.

Atmel-ICE supports:

  • Programming and on-chip debugging of all AVR 32-bit MCUs on both JTAG and aWire interfaces
  • Programming and on-chip debugging of all AVR
...

Learn More
Add To Cart
MPLAB(R) Snap In-Circuit Debugger
MPLAB(R) Snap In-Circuit Debugger ( PG164100 )

Our most affordable debugger has power to impress.

The MPLAB® Snap In-Circuit Debugger/Programmer allows affordable, fast and easy debugging and programming of PIC®, dsPIC®, AVR and SAM flash MCUs, using the powerful graphical user interface of MPLAB X Integrated Development Environment (IDE) version 5.05 or later. The MPLAB Snap can be connected to a computer using a

...

Learn More
Add To Cart
Demo & Evaluation Boards
Power Debugger kit
Power Debugger kit ( ATPOWERDEBUGGER )

Power Debugger is a powerful development tool for debugging and programming AVR microcontrollers using UPDI, JTAG, PDI, debugWIRE, aWire, TPI or SPI target interfaces and ARM® Cortex®-M based SAM microcontrollers using JTAG or SWD target interfaces.

In addition the Power Debugger has two independent current sensing channels for measuring and optimizing the power consumption of

...

Learn More
Add To Cart
ATSTK600 Kit
ATSTK600 Kit ( ATSTK600 )

A complete starter kit and development system for the 8-bit and 32-bit AVR microcontrollers that gives designers a quick start to develop code on the AVR, with advanced features for prototyping and testing new designs.

The AVR device connects to the STK600 using an innovative routing and socketcard sandwich system, which routes the signals from the device to the appropriate...

Learn More
Add To Cart

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RoHS Information

Part Number
Device Weight (g)
Shipping Weight (grams)
Lead Count
Package Type
Package Width
Solder Composition
JEDEC Indicator
RoHS
China EFUP
ATXMEGA256A3-AUR
0.540000
0.750000
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3BU-AU
0.540000
4.122222
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3U-AN
0.540000
4.122222
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3U-ANR
0.540000
0.750000
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3U-AU
0.540000
4.122222
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3U-AUR
0.540000
0.750000
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3-AU
0.540000
4.122222
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3BU-AUR
0.540000
0.750000
64
TQFP
14x14x1mm
Matte Tin
e3
ATXMEGA256A3B-MHR
0.236200
0.372500
64
VQFN
9x9x1mm
NiPdAu
e4
ATXMEGA256A3BU-MH
0.236200
1.092308
64
VQFN
9x9x1mm
NiPdAu
e4
ATXMEGA256A3BU-MHR
0.236200
0.372500
64
VQFN
9x9x1mm
NiPdAu
e4
ATXMEGA256A3U-MH
0.236200
1.092308
64
VQFN
9x9x1mm
NiPdAu
e4
ATXMEGA256A3U-MHR
0.236200
0.372500
64
VQFN
9x9x1mm
NiPdAu
e4
ATXMEGA256A3-MHR
0.236200
0.372500
64
VQFN
9x9x1mm
NiPdAu
e4
ATXMEGA256A3B-MH
0.236200
1.092308
64
VQFN
9x9x1mm
NiPdAu
e4
ATXMEGA256A3-MH
0.236200
1.092308
64
VQFN
9x9x1mm
NiPdAu
e4
To see a complete listing of RoHS data for this device, please Click here
Shipping Weight = Device Weight + Packing Material weight. Please contact sales office if device weight is not available.

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