Please refer to the English Version as our Official Version.

Europe: France~~(Français)~~ Germany~~(Deutsch)~~ Italy~~(Italia)~~ Russian~~(русский)~~ Poland~~(polski)~~ Netherlands~~(Nederland)~~ Spain~~(español)~~ Turkey~~(Türk dili)~~ Israel~~(עִבְרִית)~~ Denmark~~(Dansk)~~ Switzerland~~(Deutsch)~~ United Kingdom~~(English)~~

Asia/Pacific: Japan~~(日本語)~~ Korea~~(한국의)~~ Thailand~~(ภาษาไทย)~~ Malaysia~~(Melayu)~~ Singapore~~(Melayu)~~ Philippines~~(Pilipino)~~

Africa, India and Middle East: India~~(हिंदी)~~

North America: United States~~(English)~~ Canada~~(English)~~ Mexico~~(español)~~

Home Products Integrated Circuits (ICs)Embedded - Microcontrollers~~ATXMEGA256A3U-AU~~

Image may be representation.
See specifications for product details.

~~Favorite~~

ATXMEGA256A3U-AU - Microchip Technology

Manufacturer Part Number: ATXMEGA256A3U-AU

Manufacturer: Microchip Technology

Allelco Part Number: 32D-ATXMEGA256A3U-AU

ECAD Model

Parts Description: IC MCU 8/16BIT 256KB FLSH 64TQFP

Detailed Description

Package: 64-TQFP

Data sheet: Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

~~Compare~~

In stock: 4891

Specifications

ATXMEGA256A3U-AU Tech Specifications
Microchip Technology - ATXMEGA256A3U-AU technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATXMEGA256A3U-AU

Product Attribute	Attribute Value
Manufacturer	Microchip Technology
Voltage - Supply (Vcc/Vdd)	1.6V ~ 3.6V
Supplier Device Package	64-TQFP (14x14)
Speed	32MHz
Series	AVR® XMEGA® A3U
RAM Size	16K x 8
Program Memory Type	FLASH
Program Memory Size	256KB (128K x 16)
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Package / Case	64-TQFP
Package	Tray

Product Attribute	Attribute Value
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Number of I/O	50
Mounting Type	Surface Mount
EEPROM Size	4K x 8
Data Converters	A/D 16x12b; D/A 2x12b
Core Size	8/16-Bit
Core Processor	AVR
Connectivity	I²C, IrDA, SPI, UART/USART, USB
Base Product Number	ATXMEGA256

Parts Introduction

Manufacturer Part Number

ATXMEGA256A3U-AU

Manufacturer

Microchip Technology

Introduction

High-performance 8/16-bit AVR XMEGA A3U microcontroller with 256KB flash memory

Product Features and Performance

32MHz operating speed

16KB RAM

4KB EEPROM

16-channel 12-bit ADC and 2-channel 12-bit DAC

50 I/O pins

Supports various interfaces including IC, IrDA, SPI, UART/USART, and USB

Product Advantages

Wide operating voltage range of 1.6V to 3.6V

Extensive peripheral set including Brown-out Detect/Reset, DMA, POR, PWM, and Watchdog Timer

Robust FLASH program memory

Low power consumption

Key Technical Parameters

Package: 64-TQFP (14x14)

Operating temperature: -40°C to 85°C

RoHS3 compliant

Quality and Safety Features

Brown-out detection and reset

Power-on reset (POR)

Watchdog timer

Compatibility

Compatible with AVR XMEGA A3U series

Application Areas

Embedded systems

Industrial control

Home automation

Portable devices

Product Lifecycle

Current production

Replacement and upgrade options available

Key Reasons to Choose This Product

High performance and rich peripheral set

Wide operating voltage range

Robust FLASH program memory

Extensive power management and safety features

Long-term availability and support from Microchip Technology

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATXMEGA256A3U-AU

Product Attribute
Part Number	ATXMEGA256A3U-AU	ATXMEGA256A3-AUR	ATXMEGA256A3BU-MH	ATXMEGA256A3-AUR
Manufacturer	Microchip Technology	Atmel	Microchip Technology	Microchip Technology
Package / Case	64-TQFP	64-TQFP	64-VFQFN Exposed Pad	64-TQFP
Oscillator Type	Internal	Internal	Internal	Internal
Package	Tray	Bulk	Tray	Tape & Reel (TR)
EEPROM Size	4K x 8	4K x 8	4K x 8	4K x 8
Core Processor	AVR	AVR	AVR	AVR
Speed	32MHz	32MHz	32MHz	32MHz
Core Size	8/16-Bit	8/16-Bit	8/16-Bit	8/16-Bit
Number of I/O	50	50	47	50
Series	AVR® XMEGA® A3U	AVR® XMEGA® A3	AVR® XMEGA® A3BU	AVR® XMEGA® A3
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Connectivity	I²C, IrDA, SPI, UART/USART, USB	I²C, IrDA, SPI, UART/USART	I²C, IrDA, SPI, UART/USART, USB	I²C, IrDA, SPI, UART/USART
Data Converters	A/D 16x12b; D/A 2x12b	A/D 16x12b; D/A 2x12b	A/D 16x12b; D/A 2x12b	A/D 16x12b; D/A 2x12b
Base Product Number	ATXMEGA256	ATXMEGA256	ATXMEGA256	ATXMEGA256
Program Memory Type	FLASH	FLASH	FLASH	FLASH
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RAM Size	16K x 8	16K x 8	16K x 8	16K x 8
Program Memory Size	256KB (128K x 16)	256KB (128K x 16)	256KB (128K x 16)	256KB (128K x 16)
Voltage - Supply (Vcc/Vdd)	1.6V ~ 3.6V	1.6V ~ 3.6V	1.6V ~ 3.6V	1.6V ~ 3.6V
Supplier Device Package	64-TQFP (14x14)	64-TQFP (14x14)	64-QFN (9x9)	64-TQFP (14x14)

ATXMEGA256A3U-AU Datasheet PDF

Download ATXMEGA256A3U-AU pdf datasheets and Microchip Technology documentation for ATXMEGA256A3U-AU - Microchip Technology.

Datasheets: Cylindrical Battery Holders.pdf
PCN Packaging: Boxes 07/Dec/2016.pdf New Packing Material 02/Aug/2019.pdf
PCN Design/Specification: Marking Chgs 11/Jul/2017.pdf Copper Bonding Wire 17/Oct/2013.pdf
PCN Assembly/Origin: 2.73KHz.pdf

Customers Also Interested in

Recommended Products

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Efficient Supply Management
Cost-Saving Procurement
Fast Sourcing & Delivery

Contact us if you have any questions.

Phone
+00852 9146 4856
Email
info@allelco.com

Certifications & Memberships