ATXMEGA256A3B-AU
- Mfr.Part #
- ATXMEGA256A3B-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8/16BIT 256KB FLSH 64TQFP
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Qualification Status :
- Not Qualified
- Data Converters :
- A/D 16x12b; D/A 2x12b
- Mount :
- Surface Mount
- DMA Channels :
- yes
- Interface :
- I2C, IrDA, SPI, UART, USART, USB
- PWM Channels :
- yes
- EEPROM Size :
- 4K x 8
- Mounting Type :
- Surface Mount
- Supply Voltage-Min (Vsup) :
- 1.6V
- Program Memory Size :
- 256KB 128K x 16
- Factory Lead Time :
- 10 Weeks
- Data Bus Width :
- 8B
- Frequency :
- 32MHz
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Terminal Pitch :
- 0.8mm
- Terminal Position :
- QUAD
- Length :
- 14mm
- Peak Reflow Temperature (Cel) :
- 260
- Data Converter :
- A/D 16x12b; D/A 2x12b
- Speed :
- 32MHz
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of I/O :
- 49
- Pbfree Code :
- yes
- Watchdog Timer :
- yes
- Supplier Device Package :
- 64-TQFP (14x14)
- Operating Temperature :
- -40°C~85°C TA
- Number of Pins :
- 64
- Package / Case :
- 64-TQFP
- Program Memory Type :
- Flash
- Memory Size :
- 32kB
- Packaging :
- Tape and Reel (TR)
- Published :
- 2010
- Series :
- AVR® XMEGA® A3B
- Connectivity :
- I2C, IrDA, SPI, UART/USART
- Product Status :
- Obsolete
- Oscillator Type :
- Internal
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Supply Voltage-Max (Vsup) :
- 3.6V
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage :
- 2.7V
- Contact Plating :
- Tin
- Terminal Form :
- Gull wing
- DAC Channels :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- RAM Size :
- 16K x 8
- Number of Terminations :
- 64
- Number of Timers/Counters :
- 7
- Bit Size :
- 16
- Core Size :
- 8/16-Bit
- JESD-609 Code :
- e3
- Base Part Number :
- ATXMEGA256
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Voltage - Supply (Vcc/Vdd) :
- 1.6V~3.6V
- Has ADC :
- yes
- Height Seated (Max) :
- 1.2mm
- Base Product Number :
- ATXMEGA256
- Core Processor :
- AVR
- Datasheets
- ATXMEGA256A3B-AU

Microcontrollers Microchip Technology ATXMEGA256A3B-AU Overview
The Microcontrollers Microchip Technology ATXMEGA256A3B-AU is an advanced microcontroller unit (MCU) designed for demanding applications that require a combination of low power consumption and high performance. This device integrates 256KB of flash memory and operates with an 8/16-bit architecture, making it highly efficient for a wide range of applications. Housed in a compact 64-TQFP package, the ATXMEGA256A3B-AU offers enhanced features such as high-speed computing capabilities, robust I/O options, and exceptional data management, making it a top choice for industry professionals looking to optimize their electronic systems.
ATXMEGA256A3B-AU Features
This MCU from Microchip Technology stands out with its dual architecture, supporting both 8-bit and 16-bit instructions, which allows for versatile programming and improved performance in complex tasks. The presence of 256KB flash memory accommodates substantial codebases and data storage without the need for external memory components. Its package, the 64-TQFP, provides ample pinouts for extensive peripheral connectivity, enhancing its utility in multifunctional setups.
ATXMEGA256A3B-AU Applications
- Industrial Automation: In automation systems, the ATXMEGA256A3B-AU can manage multiple sensors and actuators due to its numerous I/O ports and robust processing capabilities, streamlining complex manufacturing processes.
- Medical Devices: This MCU is ideal for medical applications where precision and reliability are crucial, such as in portable diagnostic equipment and monitoring devices, thanks to its high accuracy and low-power operation.
- Consumer Electronics: The ATXMEGA256A3B-AU is used in consumer electronics, such as smart home devices and personal gadgets, where efficiency and compactness are needed to enhance user experience and functionality.
- Automotive Systems: Its robust design and operational resilience make the ATXMEGA256A3B-AU suitable for automotive applications, including sensor management and on-board diagnostics to improve vehicle safety and performance.
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