ATXMEGA256A3BU-MN
RoHS 
RoHS compliant
RoHS compliantPackage 64-VFQFN Exposed Pad
Category Integrated Circuits (ICs) / Embedded - Microcontrollers
Description
MCU 8-Bit/16-Bit XMEGA AVR RISC 256KB Flash 3.3V 64-Pin QFN EP Tray
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Technical Details
Physical
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 64-VFQFN Exposed Pad
Number of Pins 64
Supplier Device Package 64-QFN (9x9)
Technical
Operating Temperature -40°C~105°C TA
Packaging Tray
Published 2013
Series AVR? XMEGA? A3BU
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Max Operating Temperature 105°C
Min Operating Temperature -40°C
Frequency 32MHz
Base Part Number ATXMEGA256
Operating Supply Voltage 3.3V
Interface I2C, IrDA, SPI, UART, USART, USB
Max Supply Voltage 3.6V
Min Supply Voltage 1.6V
Memory Size 256kB
Oscillator Type Internal
Number of I/O 47
Speed 32MHz
RAM Size 16K x 8
Memory Type FLASH
Voltage - Supply (Vcc/Vdd) 1.6V~3.6V
Core Processor AVR
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Program Memory Type FLASH
Core Size 8/16-Bit
Program Memory Size 256KB 128K x 16
Connectivity I2C, IrDA, SPI, UART/USART, USB
Data Converter A/D 16x12b; D/A 2x12b
Watchdog Timer Yes
Number of Timers/Counters 7
Core Architecture AVR
EEPROM Size 4K x 8
Max Frequency 32MHz
Number of Programmable I/O 47
Compliance
RoHS Status ROHS3 Compliant
Alternative Model
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