ATXMEGA256A3-AU
- Mfr.Part #
- ATXMEGA256A3-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8/16BIT 256KB FLSH 64TQFP
- Stock
- 14,258
- In Stock :
- 14,258
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Qualification Status :
- Not Qualified
- ROM Programmability :
- Flash
- Interface Type :
- I2C, SPI, USART
- Number of I/O Lines :
- 50
- Mounting Type :
- Surface Mount
- JESD-30 Code :
- S-PQFP-G64
- Number of SPI Channels :
- 3
- Termination :
- SMD/SMT
- DAC Channels :
- yes
- Package Shape :
- Square
- Number of ADC Channels :
- 8
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- RoHS Status :
- ROHS3 Compliant
- DMA Channels :
- yes
- Series :
- AVR® XMEGA® A3
- MSL :
- MSL 3 - 168 hours
- Terminal Pitch :
- 0.8 mm
- Manufacturer :
- Microchip
- Number of I/Os :
- 50 I/O
- Width :
- 14.1mm
- Package :
- Tray
- Product Status :
- Active
- Mount :
- Surface Mount
- RAM Size :
- 16K x 8
- Data Converters :
- A/D 16x12b; D/A 2x12b
- Reach Compliance Code :
- Compliant
- Surface Mount :
- yes
- Bit Size :
- 16
- Dimensions :
- 14.1 x 14.1 x 1.05mm
- Core Size :
- 8/16-Bit
- Brand :
- Microchip Technology / Atmel
- Peak Reflow Temperature (Cel) :
- 260
- Operating Temperature :
- -40°C~85°C TA
- Manufacturer Package Identifier :
- 64A
- Package / Case :
- 64-TQFP
- Instruction Set Architecture :
- RISC
- Mounting Style :
- SMD/SMT
- Terminal Finish :
- Matte Tin (Sn)
- JESD-609 Code :
- e3
- Number of I/O :
- 50
- Terminal Form :
- Gull wing
- Published :
- 2010
- Supply Voltage :
- 3V
- Pbfree Code :
- yes
- Tradename :
- XMEGA
- Number of I2C Channels :
- 2
- Number of Timers/Counters :
- 7
- Subcategory :
- Microcontrollers - MCU
- RoHS :
- Details
- Interface :
- I2C, IrDA, SPI, UART, USART
- Speed :
- 32MHz
- Density :
- 2 Mb
- Program Memory Type :
- Flash
- Device Core :
- AVR
- Additional Feature :
- ALSO OPERATES AT 1.6V MINIMUM SUPPLY AT 12 MHZ
- Qualification :
- -
- Core Processor :
- AVR
- Interfaces :
- SPI/TWI/USART
- Typical Operating Supply Voltage :
- 1.6 → 3.6 V
- Height :
- 1.05mm
- Connectivity :
- I2C, IrDA, SPI, UART/USART
- Watchdog Timer :
- yes
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Program Memory Size :
- 256KB 128K x 16
- Data Converter :
- A/D 16x12b; D/A 2x12b
- Terminal Position :
- QUAD
- Pin Count :
- 64
- Memory Size :
- 256KB
- Contact Plating :
- Tin
- Family Name :
- AVR XMEGA A3
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Has ADC :
- yes
- Lead Free :
- Lead Free
- Factory Lead Time :
- 8 Weeks
- EEPROM Size :
- 4K x 8
- Number of Pins :
- 64
- Oscillator Type :
- Internal
- Supplier Device Package :
- 64-TQFP (14x14)
- Voltage - Supply (Vcc/Vdd) :
- 1.6V~3.6V
- Base Product Number :
- ATXMEGA256
- Length :
- 14.1mm
- Temperature Grade :
- Industrial
- Frequency :
- 32MHz
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Data Bus Width :
- 8B
- Number of PWM Channels :
- 22
- Minimum Operating Temperature :
- -40 °C
- Product Type :
- 8-bit Microcontrollers - MCU
- Maximum Operating Temperature :
- +85 °C
- PWM Channels :
- yes
- REACH SVHC :
- No SVHC
- Number of Terminations :
- 64
- Base Part Number :
- ATXMEGA256
- Seated Height-Max :
- 1.2 mm
- Package Type :
- TQFP
- Product :
- MCU
- Packaging :
- Tray
- Product Category :
- 8-bit Microcontrollers - MCU
- Number of Terminals :
- 64
- Datasheets
- ATXMEGA256A3-AU
ATXMEGA256A3-AU Documents

Microcontrollers Microchip Technology ATXMEGA256A3-AU Overview
The Microcontrollers Microchip Technology ATXMEGA256A3-AU is a high-performance, low-power 8/16-bit microcontroller designed by Microchip Technology. This MCU features 256KB of flash memory, packed into a compact 64TQFP package, offering robust capabilities for sophisticated applications that require intricate program executions and data storage. Ideal for advanced control systems, this MCU blends efficiency with functionality, making it a preferred choice for developers looking to optimize their electronic products for speed and power consumption.
ATXMEGA256A3-AU Features
This microcontroller is equipped with advanced features that support extensive applications in various industries. Notable features include:
- 8/16-bit processing capabilities for efficient data management.
- 256KB of flash memory, enabling significant program storage.
- Low power consumption, which extends the battery life of portable devices.
- A versatile 64TQFP package that fits easily into compact designs.
ATXMEGA256A3-AU Applications
- Industrial Automation: This MCU can be integrated into control systems for managing machinery and production lines, enhancing the automation process with its robust processing capabilities.
- Consumer Electronics: Ideal for smart home devices and portable electronics, the ATXMEGA256A3-AU enhances user interaction and device functionality with its large memory capacity and low power consumption.
- Automotive Applications: Suitable for in-vehicle systems that require continuous and reliable performance, this microcontroller supports critical automotive functions such as sensor data processing and user interface management.
- Medical Devices: Used in medical monitoring equipment, the ATXMEGA256A3-AU ensures accurate data handling and device reliability crucial for patient care and diagnostics.
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