ATXMEGA256A3U-MH
- Mfr.Part #
- ATXMEGA256A3U-MH
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8/16BIT 256KB FLASH 64QFN
- Stock
- 9,041
- In Stock :
- 9,041
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Published :
- 2011
- Data Converters :
- A/D 16x12b; D/A 2x12b
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- ROM Programmability :
- Flash
- Number of I/O :
- 50
- DAC Channels :
- yes
- Memory Size :
- 256KB
- CPU Family :
- AVR RISC
- Family Name :
- AVR XMEGA
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Package Type :
- QFN
- Dimensions :
- 9.1 x 9.1 x 0.95mm
- Terminal Pitch :
- 0.5mm
- Terminal Position :
- QUAD
- Watchdog Timer :
- yes
- Package Shape :
- Square
- Contact Plating :
- Tin
- Device Core :
- AVR
- Frequency :
- 32MHz
- Lead Free :
- Lead Free
- Operating Temperature :
- -40°C~85°C TA
- Base Product Number :
- ATXMEGA256
- Program Memory Size :
- 256KB 128K x 16
- Length :
- 9.1mm
- Product Category :
- 8-bit Microcontrollers - MCU
- Data Converter :
- A/D 16x12b; D/A 2x12b
- Minimum Operating Temperature :
- -40 °C
- Temperature Grade :
- Industrial
- Number of Terminals :
- 64
- Package :
- Tray
- JESD-30 Code :
- S-XQCC-N64
- Interface :
- I2C, IrDA, SPI, UART, USART, USB
- Manufacturer :
- Microchip
- Maximum Operating Temperature :
- +85 °C
- Typical Operating Supply Voltage :
- 1.6 → 3.6 V
- Reach Compliance Code :
- Compliant
- Package / Case :
- 64-VFQFN Exposed Pad
- Factory Lead Time :
- 7 Weeks
- PWM Channels :
- yes
- Data Rate :
- 115.2 kbps
- EEPROM Size :
- 4K x 8
- Supply Current-Max :
- 15 mA
- Product :
- MCU
- RoHS :
- Details
- Supplier Device Package :
- 64-QFN (9x9)
- Width :
- 9.1mm
- Data Bus Width :
- 8B
- Supply Voltage :
- 3V
- Mounting Style :
- SMD/SMT
- Number of USB Channels :
- 1
- Number of I/Os :
- 50 I/O
- Packaging :
- Tray
- Pin Count :
- 64
- Bit Size :
- 16
- Core Size :
- 8/16-Bit
- RAM (bytes) :
- 16384
- MSL :
- MSL 1 - Unlimited
- Qualification Status :
- Not Qualified
- Seated Height-Max :
- 1 mm
- REACH SVHC :
- No SVHC
- Oscillator Type :
- Internal
- Qualification :
- -
- Surface Mount :
- yes
- Pbfree Code :
- yes
- Number of Terminations :
- 64
- RoHS Status :
- ROHS3 Compliant
- Number of I/O Lines :
- 50
- Power Supplies :
- 1.8/3.3 V
- Brand :
- Microchip Technology / Atmel
- Program Memory Type :
- Flash
- Supply Voltage-Max (Vsup) :
- 3.6V
- Number of Pins :
- 64
- Base Part Number :
- ATXMEGA256
- ROM (words) :
- 262144
- Speed :
- 32MHz
- Mounting Type :
- Surface Mount
- Product Type :
- 8-bit Microcontrollers - MCU
- Has ADC :
- yes
- DMA Channels :
- yes
- Number of Timers/Counters :
- 7
- RAM Size :
- 16K x 8
- Product Status :
- Active
- Additional Feature :
- OPERATES AT 1.8 V MINIMUM SUPPLY AT 12 MHZ
- Voltage - Supply (Vcc/Vdd) :
- 1.6V~3.6V
- Mount :
- Surface Mount
- Core Processor :
- AVR
- Tradename :
- XMEGA
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Instruction Set Architecture :
- RISC
- Number of ADC Channels :
- 16
- Number of PWM Channels :
- 8
- Terminal Form :
- NO LEAD
- Height :
- 950μm
- Series :
- AVR® XMEGA® A3U
- Interfaces :
- SPI/TWI/USART/USB
- Datasheets
- ATXMEGA256A3U-MH

Microcontrollers Microchip Technology ATXMEGA256A3U-MH Overview
The ATXMEGA256A3U-MH by Microchip Technology stands as a formidable microcontroller in the advanced XMEGA series, designed for demanding applications requiring high performance, low power consumption, and a flexible I/O set. This 8/16-bit MCU integrates 256KB of flash memory and operates at a high level of efficiency, making it an excellent choice for developers aiming to optimize both power and processing capabilities in their designs. With its extensive feature set and robust design, the Microcontrollers Microchip Technology ATXMEGA256A3U-MH is particularly suitable for applications that demand complex algorithms and varied peripherals.
ATXMEGA256A3U-MH Features
The ATXMEGA256A3U-MH microcontroller is equipped with a wide array of features including:
- 256KB of in-system self-programmable flash
- 8/16-bit processing capabilities for enhanced computational efficiency
- Extensive peripheral set for high functionality integration
- Low power consumption for energy-sensitive applications
- 64-pin QFN package that minimizes space and maximizes reliability
ATXMEGA256A3U-MH Applications
- Industrial Automation: Utilizes its high-speed processing and robust I/O capabilities to manage complex automation tasks efficiently.
- Consumer Electronics: Powers advanced user interfaces and multimedia applications with its ample flash memory and processing power.
- Medical Devices: Ensures reliable operation in critical medical monitoring systems thanks to its precise and robust performance.
- Automotive: Ideal for handling the demanding environments of automotive applications, providing reliable control and diagnostics.
- Internet of Things (IoT): Serves as a core component in IoT devices, facilitating smart connectivity and control with its extensive set of peripherals.
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