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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATXMEGA256A3BU-MH
ATXMEGA256A3BU-MH Image
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See specifications for product details.

ATXMEGA256A3BU-MH - Microchip Technology

Manufacturer Part Number
ATXMEGA256A3BU-MH
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATXMEGA256A3BU-MH
ECAD Model
Parts Description
IC MCU 8/16BIT 256KB FLASH 64QFN
Detailed Description
Package
64-VFQFN Exposed Pad
Data sheet
ATxmega256A3BU Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 4412

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Quantity

Specifications

ATXMEGA256A3BU-MH Tech Specifications
Microchip Technology - ATXMEGA256A3BU-MH technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATXMEGA256A3BU-MH

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.6V ~ 3.6V  
Supplier Device Package 64-QFN (9x9)  
Speed 32MHz  
Series AVR® XMEGA® A3BU  
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-VFQFN Exposed Pad  
Package Tray  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 47  
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

ATXMEGA256A3BU-MH

Manufacturer

microchip-technology

Introduction

The ATXMEGA256A3BU-MH is a high-performance, low-power AVR® XMEGA® A3BU microcontroller from Microchip Technology, incorporating advanced features suited for a wide range of applications.

Product Features and Performance

Core Processor: AVR, combining attributes of both 8-bit and 16-bit microcontrollers

Core Size: 8/16-Bit, versatile for various computing tasks

Speed: 32MHz, high-speed processing capabilities

Connectivity options include I2C, IrDA, SPI, UART/USART, USB for comprehensive communication needs

Peripherals feature Brown-out Detect/Reset, DMA, POR, PWM, WDT, enhancing functionality and reliability

Program Memory Size: 256KB, ample for complex programs

EEPROM Size: 4K x 8, suitable for non-volatile memory storage

RAM Size: 16K x 8, providing sufficient temporary data storage

Integrated Data Converters: A/D 16x12b, D/A 2x12b for interfacing with analog devices

Internal Oscillator, simplifying circuit design

Product Advantages

Low power consumption combined with high-speed processing

Extensive connectivity and peripheral support

Suitable for complex and memory-intensive applications

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 1.6V ~ 3.6V, catering to low power needs

Operating Temperature: -40°C ~ 85°C, suitable for harsh environments

Package / Case: 64-VFQFN Exposed Pad, compact form factor

Quality and Safety Features

Brown-out Detect/Reset and Watchdog Timer (WDT) for system stability and reliability

Compatibility

Compatible with a wide range of development tools and software provided by Microchip Technology

Application Areas

Industrial control systems

Consumer electronics

Automotive applications

Medical devices

Product Lifecycle

Active status, indicating ongoing support and availability

No indication of nearing discontinuation, ensuring long-term viability

Several Key Reasons to Choose This Product

High performance with low power consumption

Extensive peripheral and connectivity options

Flexible for a wide range of applications

Supported by Microchip's extensive development ecosystem

Suitable for projects requiring long-term deployment with secure and reliable operation

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATXMEGA256A3BU-MH

Product Attribute ATXMEGA256A3BU-MH ATXMEGA256A3BU-AU ATXMEGA256D3-AU ATXMEGA256A3-AU
Part Number ATXMEGA256A3BU-MH ATXMEGA256A3BU-AU ATXMEGA256D3-AU ATXMEGA256A3-AU
Manufacturer Microchip Technology Microchip Technology Atmel Microchip Technology
Program Memory Size 256KB (128K x 16) 256KB (128K x 16) 256KB (128K x 16) 256KB (128K x 16)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Speed 32MHz 32MHz 32MHz 32MHz
Connectivity I²C, IrDA, SPI, UART/USART, USB I²C, IrDA, SPI, UART/USART, USB I²C, IrDA, SPI, UART/USART I²C, IrDA, SPI, UART/USART
Oscillator Type Internal Internal Internal Internal
RAM Size 16K x 8 16K x 8 16K x 8 16K x 8
EEPROM Size 4K x 8 4K x 8 4K x 8 4K x 8
Supplier Device Package 64-QFN (9x9) 64-TQFP (14x14) 64-TQFP (14x14) 64-TQFP (14x14)
Package Tray Tray Bulk Tray
Core Size 8/16-Bit 8/16-Bit 8/16-Bit 8/16-Bit
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT
Data Converters A/D 16x12b; D/A 2x12b A/D 16x12b; D/A 2x12b A/D 16x12b A/D 16x12b; D/A 2x12b
Base Product Number ATXMEGA256 ATXMEGA256 ATXMEGA256 ATXMEGA256
Number of I/O 47 47 50 50
Voltage - Supply (Vcc/Vdd) 1.6V ~ 3.6V 1.6V ~ 3.6V 1.6V ~ 3.6V 1.6V ~ 3.6V
Series AVR® XMEGA® A3BU AVR® XMEGA® A3BU AVR® XMEGA® D3 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)
Core Processor AVR AVR AVR AVR
Program Memory Type FLASH FLASH FLASH FLASH
Package / Case 64-VFQFN Exposed Pad 64-TQFP 64-TQFP 64-TQFP

ATXMEGA256A3BU-MH Datasheet PDF

Download ATXMEGA256A3BU-MH pdf datasheets and Microchip Technology documentation for ATXMEGA256A3BU-MH - Microchip Technology.

Datasheets
ATxmega256A3BU Datasheet.pdf
PCN Packaging
Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf Boxes 07/Dec/2016.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf Multiple Devices Copper Wire 20/Aug/2013.pdf
PCN Assembly/Origin
Cancellation 02/Feb/2022.pdf
PCN Other
MSL Revision A 26/Mar/2014.pdf

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

  1. Use your express account for shipment if you have one.
  2. 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

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. 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
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
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 -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ATXMEGA256A3BU-MH Image

ATXMEGA256A3BU-MH

Microchip Technology
32D-ATXMEGA256A3BU-MH

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