8-bit AVR® XMEGA® A3 microcontroller featuring 256KB FLASH memory and 16KB RAM. Operates at up to 32MHz with 50 I/Os and 22 PWM channels. Supports I2C, SPI, IrDA, and UART interfaces, with 7 timers/counters and 8 ADC channels. Packaged in a 64-TQFP surface mount configuration, this lead-free component offers a wide operating temperature range of -40°C to 85°C and supply voltage from 1.6V to 3.6V. Includes essential peripherals like POR, WDT, and DMA.
Frequency32MHz
PackageA
MountingSurface Mount
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Technical Specifications
Microchip ATXMEGA256A3-AU technical specifications.
General
Package/Case
A
Core Architecture
AVR
Density
256KB
Frequency
32MHz
Height
1.05mm
Interface
I2C, SPI, IrDA, UART, USART
Lead Free
Lead Free
Length
14.1mm
Max Frequency
32MHz
Max Operating Temperature
85°C
Max Supply Voltage
3.6V
Memory Size
256KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
1.6V
Mount
Surface Mount
Number of ADC Channels
8
Number of I/Os
50
Number of I2C Channels
2
Number of PWM Channels
22
Number of SPI Channels
3
Number of Timers/Counters
7
Oscillator Type
Internal
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT, DMA
RAM Size
16KB
Reach SVHC Compliant
No
RoHS Compliant
Yes
Series
AVR® XMEGA® A3
Termination
SMD/SMT
Watchdog Timer
Yes
Width
14.1mm
Compliance
RoHS
Compliant
Datasheet
Microchip ATXMEGA256A3-AU Datasheet
Download the complete datasheet for Microchip ATXMEGA256A3-AU to view detailed technical specifications.
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