
For Reference Only
Part Number | ATXMEGA256A3B-AUR |
OEMstron Part # | ATXMEGA256A3B-AUR |
Manufacturer | Microchip Technology |
Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
Description | IC MCU 16BIT 256KB FLASH 64TQFP |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | ATXMEGA256A3B-AUR PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 19 - Mar 24 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
ATXMEGA256A3B-AUR Specifications
Part Number | ATXMEGA256A3B-AUR | |
Brand | Microchip Technology | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Embedded Processors & Controllers | |
Subcategory | Microcontrollers | |
Manufacturer | Microchip Technology | |
Series | AVR® XMEGA® A3B | |
Core Processor | AVR | |
Core Size | 8/16-Bit | |
Speed | 32MHz | |
Connectivity | I²C, IrDA, SPI, UART/USART | |
Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | |
Number of I/O | 49 | |
Program Memory Size | 256KB (128K x 16) | |
Program Memory Type | FLASH | |
EEPROM Size | 4K x 8 | |
RAM Size | 16K x 8 | |
Voltage - Supply (Vcc/Vdd) | 1.6V ~ 3.6V | |
Data Converters | A/D 16x12b; D/A 2x12b | |
Oscillator Type | Internal | |
Operating Temperature | -40°C ~ 85°C (TA) | |
Mounting Type | Surface Mount | |
Package / Case | 64-TQFP | |
Supplier Device Package | 64-TQFP (14x14) |
ATXMEGA256A3B-AUR Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
ATXMEGA256A3B-AUR D# ATXMEGA256A3B-AUR Atmel Corporation |
MCU 8-bit/16-bit XMEGA AVR RISC 256KB Flash 1.8V/2.5V/3.3V 64-Pin TQFP T/R - Bulk (Alt: ATXMEGA256A3B-AUR) |
Americas - 2872 |
Part Number | Description | Stock |
ATXMEGA256A3B-AUR Atmel Corporation |
IC MCU 8BIT 256KB FLASH 64TQFP |
Contact Us |
Part Number | Description | Stock |
ATXMEGA256A3B-AUR D# 2156-ATXMEGA256A3B-AUR-ND Rochester Electronics LLC |
IC MCU 8/16BIT 256KB FLSH 64TQFP |
2872 In Stock |
Part Number | Description | Stock |
ATXMEGA256A3BAUR Rochester Electronics LLC |
OEM/CM QUOTES ONLY | NO BROKERS |
3303 |
Part Number | Description | Stock |
ATXMEGA256A3B-AUR Microchip Technology Inc |
RoHS: Compliant
|
0 in Stock 0 on Order |
Part Number | Description | Stock |
ATXMEGA256A3B-AUR D# MCHP00000097984 Microchip Technology Inc |
0 |
Part Number | Description | Stock |
ATXMEGA256A3B-AUR D# NS-ATXMEGA256A3B-AUR Atmel Corporation |
OEM/CM ONLY |
4666 |
Part Number | Description | Stock |
ATXMEGA256A3B-AUR Atmel Corporation |
ATXMEGA256 - RISC Microcontroller, 16-Bit, FLASH, AVR RISC CPU RoHS: Not Compliant
pbFree: No
|
2872 |
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