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ATXMEGA256D3-AU The ATXMEGA256D3-AU is an 8/16-bit AVR XMEGA D3 microcontroller from Microchip with 256KB Flash memory, 32MHz maximum speed, and 50 I/O pins in a 64-TQFP package.
Mfr Part #:

ATXMEGA256D3-AU

Available from 2 distributors
Mfr Name: Atmel
Atmel
The ATXMEGA256D3-AU is an 8/16-bit AVR XMEGA D3 microcontroller from Microchip with 256KB Flash memory, 32MHz maximum speed, and 50 I/O pins in a 64-TQFP package.
✓ Total Stock: 7,027 pcs

ATXMEGA256D3-AU Available from 2 distributors

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Romaks Technologies ✓
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6,027 pcs
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6027 pcs On Request 1 On Request On Request On Request On Request On Request
Rayichip ✓
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1,000 pcs
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1000 pcs On Request 1 On Request On Request On Request On Request On Request
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ATXMEGA256D3-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
SVHC Present
Speed
Supplier Device Package
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ATXMEGA256D3-AU Description

Short technical summary and product information.

The ATXMEGA256D3-AU is a high-performance, low-power 8/16-bit AVR XMEGA D3 microcontroller from Microchip Technology. It features a 32MHz maximum operating frequency and operates from a 1.6V to 3.6V supply voltage. The device includes 256KB of in-system self-programmable Flash memory, 16KB of SRAM, and 4KB of EEPROM.

 

This microcontroller offers extensive connectivity options including I2C, IrDA, SPI, and UART/USART interfaces. Peripherals include brown-out detection, power-on reset, PWM, and a watchdog timer. It also features a 16-channel 12-bit analog-to-digital converter and an internal oscillator.

 

The ATXMEGA256D3-AU is housed in a 64-TQFP package with a 14x14mm body and is designed for surface mount assembly. It operates over a -40°C to +85°C temperature range, making it suitable for industrial applications.

ATXMEGA256D3-AU Quick Information

Product Type: Microcontroller IC
Series: D3
Canonical Name: ATXMEGA256D3-AU AVR XMEGA D3 Microcontroller IC
Subcategory: 8/16-Bit

ATXMEGA256D3-AU Compliance

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

ATXMEGA256D3-AU Features

  • 8/16-bit AVR XMEGA D3 core processor.
  • 32MHz maximum operating speed.
  • 256KB Flash program memory.
  • 50 programmable I/O pins.
  • 1.6V to 3.6V supply voltage range.

ATXMEGA256D3-AU Applications

  • Used in industrial control and automation systems
  • Suitable for sensor interface and data acquisition
  • Ideal for portable and battery-powered devices
  • Applied in IoT edge node controllers
  • Used in capacitive touch interface designs

ATXMEGA256D3-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATXMEGA256D3-AU?

The operating voltage range is 1.6V to 3.6V.

What package does the ATXMEGA256D3-AU come in?

It comes in a 64-TQFP (14x14mm) surface mount package.

What is the operating temperature range of the ATXMEGA256D3-AU?

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

Is the ATXMEGA256D3-AU RoHS compliant?

The RoHS status is listed as RoHS3 Compliant, but this is unverified.

How much Flash memory does the ATXMEGA256D3-AU have?

It has 256KB of Flash program memory.

What is the maximum speed of the ATXMEGA256D3-AU?

The maximum speed is 32MHz.

How many I/O pins does the ATXMEGA256D3-AU have?

It has 50 I/O pins.

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