Manufacturer: Microchip Technology
Win Source Part Number: 079323-ATXMEGA256A3U
Packaging: Tray
Core Processor: AVR
Number of I/O: 50
Program Memory Size: 256KB (128K x 16)
Program Memory Type: FLASH
EEPROM Size: 4K x 8
Data Converters: A/D 16x12b; D/A 2x12b
Family Name: ATxmega256A3U
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 64-QFN (9x9)
Speed(Frequency): 32MHz
Supply Voltage - Operating: 1.6 V to 3.6 V
Part Core Size: 8/16-Bit
Data RAM Size: 16K x 8
Alternative Parts (Cross-Reference): ATxmega256A3U-MHR;
Introduction Date: July 12, 2011
ECCN: 5A992.c
Country of Origin: Republic of Korea
Estimated EOL Date: 2026
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 68 pct.
Supply and Demand Status: Limited
IC MCU 8/16BIT 256KB FLASH 64QFN Product overview: ATXMEGA256A3U-MH 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-MH
AVR AVR® XMEGA® A3U Microcontroller IC 8/16-Bit 32MHz 256KB (128K x 16) FLASH 64-QFN (9x9)
MCU 8-bit/16-bit XMEGA AVR 256KB Flash
MCU 8-bit/16-bit XMEGA AVR 256KB Flash
8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB
IC MCU 8/16BIT 256KB FLASH 64QFN
IC MCU 8/16BIT 256KB FLASH 64QFN
MICROCONTROLLER MCU, 8 BIT, AVR XMEGA, 32MHZ, QFN-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:QFN RoHS Compliant: Yes
AVR AVR® XMEGA® A3U Microcontroller IC 8/16-Bit 32MHz 256KB (128K x 16) FLASH 64-QFN (9x9)
IC MCU 8/16BIT 256KB FLASH 64QFN
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | RS Components, Ltd. | RS Components, Ltd. | VAST STOCK CO., LIMITED | ODG (Origin Data Global) | Lingto Electronic Limited | Newark, An Avnet Company | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 079323-ATXMEGA256A3U-MH | 685-ATXMEGA256A3U-MH | ATXMEGA256A3U-MH-ND | 1331721 | 1331721P | ATXMEGA256A3U-MH | ATXMEGA256A3U-MH | ATXMEGA256A3U-MH | 68T3933 | ATXMEGA256A3U-MH | ATXMEGA256A3U-MH |
| Product Name | Embedded - Embedded - Microcontrollers - ATXMEGA256A3U-MH | 16-bit 16BIT 256KB Embedded Microcontroller MCU | Microcontrollers | Microcontrollers | Microcontrollers | 8-bit Microcontrollers - MCU | Microcontrollers | Embedded - Microcontrollers | Microcontroller Mcu, 8 Bit, Avr Xmega, 32Mhz, Qfn-64; Product Range Microchip | Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers |
| Data Bus | 8 Bit; 16 Bit | 16 Bit | 8 Bit; 16 Bit | 8 Bit; 16 Bit; 8 bit, 16bit | 16 Bit; 16bit | 8 Bit; 16 Bit | 8 Bit; 16 Bit; 8/16-Bit | 8 Bit | 8 Bit; 16 Bit; 8/16-Bit | 8 Bit; 16 Bit | |
| Life Cycle Stage | Active | Active | Active | ||||||||
| Clock Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | ||||
| RAM | 256 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | |||
| ROM | 4 KB | 256 KB |
