This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

Images are for reference only,

See Technical Specifications

ATXMEGA128A3U +BOM

IC MCU 8/16BIT 128KB FLASH 64QFN

Manufacturer:

ATMEL
Mfr.Part #:

ATXMEGA128A3U
Datasheet:

ATXMEGA128A3U Datasheet (PDF)
Series:

AVR® XMEGA® A3U
Programmable:

Not Verified
Core Processor:

AVR
Core Size:

8/16-Bit
EDA/CAD Models:

Request Free CAD Models for ATXMEGA128A3U

ATXMEGA128A3U General Description

OverviewThe Atmel® AVR® XMEGA® is a family of low power, high performance and peripheral rich 8/16-bit microcontrollers based on the AVR® enhanced RISC architecture. By executing instructions in a single clock cycle, the AVR achieves throughputs CPU approaching 1 Million Instructions Per Second (MIPS) per MHz allowing the system designer to optimize power consumption versus processing speed.Features• High-performance, Low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller• Non-volatile Program and Data Memories – 64K - 256KBytes of In-System Self-Programmable Flash – 4K - 8KBytes Boot Section – 2K - 4KBytes EEPROM – 4K - 16KBytes Internal SRAM• Peripheral Features – Four-channel DMA Controller – Eight-channel Event System – Seven 16-bit Timer/Counters Four Timer/Counters with 4 Output Compare or Input Capture channels Three Timer/Counters with 2 Output Compare or Input Capture channels High Resolution Extensions on all Timer/Counters Advanced Waveform Extension on one Timer/Counter – One USB device interface USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant 32 Endpoints with full configuration flexibility – Seven USARTs with IrDA support for one USART – AES and DES Crypto Engine – CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) Generator – Two Two-wire Interfaces with dual address match (I2C and SMBus compatible) – Three Serial Peripheral Interfaces (SPIs) – 16-bit Real Time Counter with Separate Oscillator – Two Eight-channel, 12-bit, 2MSPS Analog to Digital Converters – One Two-channel, 12-bit, 1MSPS Digital to Analog Converter – Four Analog Comparators with Window compare function, and current source feature – External Interrupts on all General Purpose I/O pins – Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator – QTouch® library support Capacitive touch buttons, sliders and wheels Up to 64 sense channels• Special Microcontroller Features – Power-on Reset and Programmable Brown-out Detection – Internal and External Clock Options with PLL – Programmable Multi-level Interrupt Controller – Five Sleep Modes – Programming and Debug Interfaces JTAG (IEEE 1149.1 Compliant) Interface, including Boundary Scan PDI (Program and Debug Interface)• I/O and Packages – 50 Programmable I/O Pins – 64-lead TQFP – 64-pad QFN• Operating Voltage – 1.6 – 3.6V• Operating Frequency – 0 – 12MHz from 1.6V – 0 – 32MHz from 2.7V Typical Applications• Industrial control• Climate control• Low power battery applications• Factory automation• RF and ZigBee• Power tools• Building control• USB connectivity• HVAC• Board control• Sensor control• Utility metering• White goods• Optical• Medical applications

Key Features

High-performance, Low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller
Non-volatile Program and Data Memories
– 64K - 256KBytes of In-System Self-Programmable Flash
– 4K - 8KBytes Boot Section
– 2K - 4KBytes EEPROM
– 4K - 16KBytes Internal SRAM
Peripheral Features
– Four-channel DMA Controller
– Eight-channel Event System
– Seven 16-bit Timer/Counters
Four Timer/Counters with 4 Output Compare or Input Capture channels
Three Timer/Counters with 2 Output Compare or Input Capture channels
High Resolution Extensions on all Timer/Counters
Advanced Waveform Extension on one Timer/Counter
– One USB device interface
USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
32 Endpoints with full configuration flexibility
– Seven USARTs with IrDA support for one USART
– AES and DES Crypto Engine
– CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) Generator
– Two Two-wire Interfaces with dual address match (I2C and SMBus compatible)
– Three Serial Peripheral Interfaces (SPIs)
– 16-bit Real Time Counter with Separate Oscillator
– Two Eight-channel, 12-bit, 2MSPS Analog to Digital Converters
– One Two-channel, 12-bit, 1MSPS Digital to Analog Converter
– Four Analog Comparators with Window compare function, and current source feature
– External Interrupts on all General Purpose I/O pins
– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator
– QTouch® library support
Capacitive touch buttons, sliders and wheels
Up to 64 sense channels
Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal and External Clock Options with PLL
– Programmable Multi-level Interrupt Controller
– Five Sleep Modes
– Programming and Debug Interfaces
JTAG (IEEE 1149.1 Compliant) Interface, including Boundary Scan
PDI (Program and Debug Interface)
I/O and Packages
– 50 Programmable I/O Pins
– 64-lead TQFP
– 64-pad QFN
Operating Voltage
– 1.6 – 3.6V
Operating Frequency
– 0 – 12MHz from 1.6V
– 0 – 32MHz from 2.7V
Typical Applications
Industrial control
Climate control
Low power battery applications
Factory automation
RF and ZigBee
Power tools
Building control
USB connectivity
HVAC
Board control
Sensor control
Utility metering
White goods
Optical
Medical applications

Specifications

Category	Integrated Circuits (ICs)EmbeddedMicrocontrollers	Series	AVR® XMEGA® A3U
Programmable	Not Verified	Core Processor	AVR
Core Size	8/16-Bit	Speed	32MHz
Connectivity	I²C, IrDA, SPI, UART/USART, USB	Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O	50	Program Memory Size	128KB (64K x 16)
Program Memory Type	FLASH	EEPROM Size	2K x 8
RAM Size	8K x 8	Voltage - Supply (Vcc/Vdd)	1.6V ~ 3.6V
Data Converters	A/D 16x12b; D/A 2x12b	Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)	Mounting Type	Surface Mount
Base Product Number	ATXMEGA128