ATXMEGA256A3BU-AU The Microchip ATXMEGA256A3BU-AU is an 8/16-bit AVR microcontroller with 256KB of Flash memory and a 32MHz clock speed. It is housed in a 64-TQFP package.
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ATXMEGA256A3BU-AU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip ATXMEGA256A3BU-AU is an 8/16-bit AVR microcontroller with 256KB of Flash memory and a 32MHz clock speed. It is housed in a 64-TQFP package.
✓ Total Stock: 2,053 pcs

ATXMEGA256A3BU-AU Available from 2 distributors

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ATXMEGA256A3BU-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage

ATXMEGA256A3BU-AU Description

Short technical summary and product information.

The Microchip ATXMEGA256A3BU-AU is a high-performance, low-power 8/16-bit AVR XMEGA microcontroller. It features 256KB of in-system self-programmable Flash memory, 16KB of internal SRAM, and 4KB of EEPROM.

 

This microcontroller operates at speeds up to 32MHz and supports a voltage range of 1.6V to 3.6V. It includes peripherals such as a four-channel DMA controller, an eight-channel event system, seven 16-bit timer/counters, and multiple communication interfaces including I2C, SPI, and UART/USART. It also offers two 12-bit Analog to Digital Converters and one 12-bit Digital to Analog Converter.

 

The ATXMEGA256A3BU-AU is supplied in a 64-lead TQFP package suitable for surface mounting. It operates within a temperature range of -40°C to 85°C.

 

Key features include its extensive peripheral set, high memory capacity, and flexible connectivity options, making it suitable for a wide range of embedded applications.

ATXMEGA256A3BU-AU Quick Information

Product Type: Microcontroller
Series: Xmega A
Canonical Name: ATXMEGA256A3BU-AU Microchip Technology 8/16-bit Microcontroller
Subcategory: 8-bit Microcontrollers - MCU

ATXMEGA256A3BU-AU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ATXMEGA256A3BU-AU Features

  • High-performance 8/16-bit AVR XMEGA microcontroller.
  • 256KB Flash, 16KB SRAM, 4KB EEPROM memory.
  • Operates at up to 32MHz with 1.6V-3.6V supply.
  • Rich peripheral set including DMA and event system.
  • 64-TQFP package for surface mount applications.

ATXMEGA256A3BU-AU Applications

  • Suitable for complex embedded control systems.
  • Ideal for applications requiring extensive memory.
  • Supports various communication protocols.
  • Designed for wide operating temperature range.

ATXMEGA256A3BU-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the ATXMEGA256A3BU-AU?

The operating voltage range is 1.6V to 3.6V.

What type of package does the ATXMEGA256A3BU-AU come in?

The ATXMEGA256A3BU-AU comes in a 64-TQFP package.

What is the operating temperature range for this microcontroller?

The operating temperature range is -40°C to 85°C.

What is the RoHS status of the ATXMEGA256A3BU-AU?

The ATXMEGA256A3BU-AU is RoHS3 Compliant.

What is the program memory size of the ATXMEGA256A3BU-AU?

The program memory size is 256KB.

What is the maximum clock frequency for the ATXMEGA256A3BU-AU?

The maximum clock frequency is 32MHz.

What connectivity options are available on the ATXMEGA256A3BU-AU?

Connectivity options include I2C, IrDA, SPI, UART/USART, and USB.

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