ATXMEGA256A3B-MH
- Mfr.Part #
- ATXMEGA256A3B-MH
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8/16BIT 256KB FLASH 64QFN
- Stock
- 1,156
- In Stock :
- 1,156
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Core Processor :
- AVR
- Watchdog Timer :
- yes
- Number of Pins :
- 64
- PWM Channels :
- yes
- JESD-30 Code :
- S-XQCC-N64
- Supply Voltage-Min (Vsup) :
- 1.6V
- REACH SVHC :
- No SVHC
- Mounting Type :
- Surface Mount
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Product Category :
- 8-bit Microcontrollers - MCU
- Package :
- Tray
- Program Memory Type :
- Flash
- Supply Voltage-Max (Vsup) :
- 3.6V
- Supply Voltage :
- 2.7V
- Packaging :
- Tray
- Interface Type :
- I2C, SPI, USART
- Lead Free :
- Lead Free
- Package / Case :
- 64-VFQFN Exposed Pad
- DMA Channels :
- yes
- Has ADC :
- yes
- Terminal Form :
- NO LEAD
- Data Converter :
- A/D 16x12b; D/A 2x12b
- Mount :
- Surface Mount
- Pbfree Code :
- yes
- Qualification Status :
- Not Qualified
- RoHS :
- Details
- Number of Terminals :
- 64
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Factory Lead Time :
- 7 Weeks
- Number of Terminations :
- 64
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Height Seated (Max) :
- 1mm
- Mounting Style :
- SMD/SMT
- Supplier Device Package :
- 64-QFN (9x9)
- Maximum Operating Temperature :
- + 85 C
- Number of I/O Lines :
- 49
- Subcategory :
- Microcontrollers - MCU
- Number of I/O :
- 49
- RAM Size :
- 16K x 8
- Base Part Number :
- ATXMEGA256
- RoHS Status :
- ROHS3 Compliant
- Oscillator Type :
- Internal
- Number of I/Os :
- 49 I/O
- MSL :
- MSL 1 - Unlimited
- Series :
- AVR® XMEGA® A3B
- Published :
- 2010
- Number of Timers/Counters :
- 7
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Terminal Pitch :
- 0.5mm
- Data Converters :
- A/D 16x12b; D/A 2x12b
- Base Product Number :
- ATXMEGA256
- Connectivity :
- I2C, IrDA, SPI, UART/USART
- DAC Channels :
- yes
- Brand :
- Microchip Technology / Atmel
- Device Core :
- AVR
- Interfaces :
- 2-Wire/SPI/USART
- ROM Programmability :
- Flash
- EEPROM Size :
- 4K x 8
- Operating Temperature :
- -40°C~85°C TA
- Product Status :
- Active
- Number of ADC Channels :
- 8 Channel
- Height :
- 0.88 mm
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Frequency :
- 32MHz
- Data Bus Width :
- 8B
- Surface Mount :
- yes
- Interface :
- 2-Wire, I2C, SPI, UART, USART
- Terminal Position :
- QUAD
- Program Memory Size :
- 256KB 128K x 16
- Qualification :
- -
- Core Size :
- 8/16-Bit
- Length :
- 9mm
- Manufacturer :
- Microchip
- Width :
- 9 mm
- Voltage - Supply (Vcc/Vdd) :
- 1.6V~3.6V
- Number of PWM Channels :
- 22
- Memory Size :
- 256KB
- Product :
- MCU
- Package Shape :
- Square
- Bit Size :
- 16
- Contact Plating :
- Tin
- Temperature Grade :
- Industrial
- Speed :
- 32MHz
- Reach Compliance Code :
- Compliant
- Seated Height-Max :
- 1 mm
- Tradename :
- XMEGA
- Product Type :
- 8-bit Microcontrollers - MCU
- Minimum Operating Temperature :
- - 40 C
- Datasheets
- ATXMEGA256A3B-MH
ATXMEGA256A3B-MH Documents

Microcontrollers Microchip Technology ATXMEGA256A3B-MH Overview
The Microcontrollers Microchip Technology ATXMEGA256A3B-MH is a robust 8/16-bit microcontroller from Microchip Technology, designed to deliver exceptional performance and efficiency. This MCU excels in processing capabilities, featuring a 256KB flash memory, which ensures ample space for application code and data storage. It is housed in a compact 64-QFN package, making it ideal for space-constrained applications. The integration of advanced peripherals supports a variety of functionalities, enhancing its adaptability to complex digital tasks. Its versatility and high level of integration make it a prime choice for designers aiming to optimize their electronic designs with reliability and cutting-edge technology.
ATXMEGA256A3B-MH Features
This microcontroller unit is packed with features designed to enhance its functionality and ease of use in various electronic applications. Key features include a high-performance 8/16-bit CPU, 256KB of in-system programmable flash, and advanced peripherals such as digital/analog converters and multiple serial communication modules. It also supports real-time counter and cryptographic modules for secure data transfer, ensuring both efficiency and security in operation.
ATXMEGA256A3B-MH Applications
- Industrial Automation: Utilized in controlling machinery or processes in industries such as manufacturing, where its robust processing capabilities allow for precise control and monitoring systems.
- Smart Energy Solutions: Employed in devices such as smart meters and energy management systems to enhance efficiency and reliability in power distribution and consumption.
- Consumer Electronics: Integral in enhancing user experiences in devices such as handheld gaming consoles and advanced remote controls, where its quick response time and processing power are critical.
- Medical Devices: Applied in medical monitoring systems, where accuracy, reliability, and data integrity are paramount for patient care and diagnostic purposes.
- Automotive Applications: Utilized in automotive systems for sensor management and in-car entertainment systems, providing robust control and connectivity features.
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