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ATXMEGA256A3U-AUR

ATXMEGA256A3U-AUR

ATXMEGA256A3U-AUR

Microchip Technology

256KB 128K x 16 FLASH AVR 8/16-Bit Microcontroller AVR® XMEGA® A3U Series ATXMEGA256 64 Pin 32MHz 3V 64-TQFP

SOT-23

ATXMEGA256A3U-AUR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 7 Weeks
Mounting Type Surface Mount
Package / Case 64-TQFP
Surface MountYES
Number of Pins 64
Supplier Device Package 64-TQFP (14x14)
Number of Terminals 64
Mounting Style SMD/SMT
Data Converters A/D 16x12b; D/A 2x12b
DAC Resolution 12 bit
Number of I/Os 50 I/O
Maximum Operating Temperature+ 85 C
Minimum Operating Temperature - 40 C
Interface Type I2C, SMBus, SPI, USART
Manufacturer Microchip
Brand Microchip Technology / Atmel
Tradename XMEGA
RoHS Details
Package Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;
Base Product Number ATXMEGA256
Mfr Microchip Technology
Product Status Active
Package Shape SQUARE
Number of I/O Lines 50
Operating Temperature-40°C~85°C TA
PackagingTape & Reel (TR)
Series AVR® XMEGA® A3U
Published 2013
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 64
Terminal Finish Matte Tin (Sn) - annealed
Additional FeatureALSO OPERATES 1.6 V AT 12 MHZ
Terminal Position QUAD
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 3V
Terminal Pitch0.8mm
Reach Compliance Code compliant
Frequency 32MHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number ATXMEGA256
JESD-30 Code S-PQFP-G64
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup) 3.6V
Power Supplies1.8/3.3V
Temperature GradeINDUSTRIAL
Supply Voltage-Min (Vsup) 2.6V
Interface I2C, IrDA, SPI, UART, USART, USB
Memory Size256kB
Oscillator TypeInternal
Number of I/O 50
Speed 32MHz
RAM Size 16K x 8
Voltage - Supply (Vcc/Vdd) 1.6V~3.6V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor AVR
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Program Memory TypeFLASH
Core Size 8/16-Bit
Program Memory Size 256KB 128K x 16
Connectivity I2C, IrDA, SPI, UART/USART, USB
Supply Current-Max 15 mA
Bit Size 16
Data Converter A/D 16x12b; D/A 2x12b
Has ADC YES
DMA Channels YES
Data Bus Width 8 bit/16 bit
PWM Channels YES
DAC Channels YES
Seated Height-Max 1.2 mm
Number of Timers/Counters 7 Timer
Product Type8-bit Microcontrollers - MCU
ROM (words) 131072
EEPROM Size 4K x 8
CPU Family AVR RISC
RAM (bytes) 16384
Number of ADC Channels 16 Channel
ROM Programmability FLASH
Product MCU
Product Category8-bit Microcontrollers - MCU
Length 14mm
Height Seated (Max) 1.2mm
Width 14mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:770 items

Pricing & Ordering

QuantityUnit PriceExt. Price

ATXMEGA256A3U-AUR Product Details

ATXMEGA256A3U-AUR Overview


This Microcontroller comes in a 64-TQFP package. This Microcontroller has 50 I/Os. The Mounting Type of the Microcontroller is Surface Mount. The MCU is based on the 8/16-Bit core. This Microcontroller's program memory type is FLASH. The Microcontroller runs in -40°C~85°C TA Operating Temperature. Microcontroller runs in AVR® XMEGA® A3U Series. The size of the program memory of Microcontroller is 256KB 128K x 16. MCU is powered by AVR Core Processor. The device belongs to MICROCONTROLLER, RISC uPs/uCs/Peripheral ICs Type. The MCU has a number of 64 terminals. Microcontroller comes with 16 bit size. The component always operates in 3V supply voltage. MCU chip has YES DMA channels. The part owns 256kB memory size. You can find alternatives through the base part number ATXMEGA256. MCU's frequency is 32MHz. The device works in YES PWM channels. The pin number of the component remains 64. It has 7 Timer timers/counters. The device is embedded with AVR RISC CPU family. To name a few, there are additional features like ALSO OPERATES 1.6 V AT 12 MHZ. It has a total of 16 Channel ADC channels.

ATXMEGA256A3U-AUR Features


64-TQFP package
Mounting type of Surface Mount


ATXMEGA256A3U-AUR Applications


There are a lot of Microchip Technology
ATXMEGA256A3U-AUR Microcontroller applications.


  • Automatic control
  • Equipment control
  • Instrument control
  • Toys
  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle

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