IC MCU 8/16BIT 256KB FLSH 64TQFP Product overview: ATXMEGA256A3U-AU from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 16-bit, 16BIT, 256KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 16-bit, 16BIT, 256KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ATXMEGA256A3U-AU
AVR AVR® XMEGA® A3U Microcontroller IC 8/16-Bit 32MHz 256KB (128K x 16) FLASH 64-TQFP (14x14)
Manufacturer: Atmel
Win Source Part Number: 1149720-ATXMEGA256A3
Family Name: ATxmega256A3U
Manufacturer Homepage: www.atmel.com
Alternative Parts (Cross-Reference): ATxmega256A3U-AUR; ATxmega256A3U-ANR;
Introduction Date: July 12, 2011
ECCN: 5A992.c
Country of Origin: Taiwan
Estimated EOL Date: 2026
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 59 pct.
Supply and Demand Status: Balance
MCU 8-bit/16-bit XMEGA AVR RISC 256KB
MCU 8-bit/16-bit XMEGA AVR RISC 256KB
AVR AVR® XMEGA® A3U Microcontroller IC 8/16-Bit 32MHz 256KB (128K x 16) FLASH 64-TQFP (14x14)
IC MCU 8/16BIT 256KB FLSH 64TQFP
IC MCU 8/16BIT 256KB FLSH 64TQFP
8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB
IC MCU 8/16BIT 256KB FLSH 64TQFP
MICROCONTROLLER MCU, 8 BIT, AVR XMEGA, 32MHZ, TQFP-64; Product Range:AVR ATxmega Family ATXmega A Series Microcontrollers; CPU Speed:32MHz; Program Memory Size:256KB; RAM Memory Size:16KB; No. of Pins:64Pins; MCU Case Style:TQFP RoHS Compliant: Yes
| ERSAELECTRONICS PTE. LTD. | DigiKey | Win Source Electronics | RS Components, Ltd. | RS Components, Ltd. | Quarktwin Technology Ltd. | ODG (Origin Data Global) | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | Newark, An Avnet Company | |
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| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-ATXMEGA256A3U-AU | ATXMEGA256A3U-AU-ND | 1149720-ATXMEGA256A3U-AU | 1331720 | 1331720P | ATXMEGA256A3U-AU | ATXMEGA256A3U-AU | ATXMEGA256A3U-AU | ATXMEGA256A3U-AU | ATXMEGA256A3U-AU | 68T3932 |
| Product Name | 16-bit 16BIT 256KB Embedded Microcontroller MCU | Microcontrollers | Embedded - Embedded - Microcontrollers - ATXMEGA256A3U-AU | Microcontrollers | Microcontrollers | Microcontrollers | Microcontrollers | Embedded - Microcontrollers | 8-bit Microcontrollers - MCU | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontroller Mcu, 8 Bit, Avr Xmega, 32Mhz, Tqfp-64; Product Range Microchip |
| Data Bus | 16 Bit | 8 Bit; 16 Bit | 8 Bit; 16 Bit | 8 Bit; 16 Bit; 8 bit, 16bit | 16 Bit; 16bit | 8 Bit; 16 Bit; 8/16-Bit | 8 Bit; 16 Bit | 8 Bit; 16 Bit; 8/16-Bit | 8 Bit; 16 Bit | 8 Bit | |
| Clock Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | |||||
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | ||||
| Supply Voltage | 1.6 to 3.6 volts | 1.6 to 3.6 volts | 1.6 to 3.6 volts | 3.6 volts | |||||||
| Serial Interface | SPI/TWI/USART/USB | SPI; UART; USART; USB |
