ATXMEGA64A3U-AU
- Mfr.Part #
- ATXMEGA64A3U-AU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8/16BIT 64KB FLASH 64TQFP
- Stock
- 6,466
- In Stock :
- 6,466
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- PWM Channels :
- yes
- Interfaces :
- SPI/TWI/USART/USB
- Oscillator Type :
- Internal
- Number of Terminations :
- 64
- Product Type :
- 8-bit Microcontrollers - MCU
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Pin Count :
- 64
- Minimum Operating Temperature :
- -40 °C
- Tradename :
- XMEGA
- Connectivity :
- CANbus, I2C, IrDA, LINbus, SPI, UART/USART
- Terminal Form :
- Gull wing
- Series :
- AVR® XMEGA® A3U
- Product Category :
- 8-bit Microcontrollers - MCU
- Base Part Number :
- ATXMEGA64
- Length :
- 14.1mm
- JESD-30 Code :
- S-PQFP-G64
- Temperature Grade :
- Industrial
- Package Shape :
- Square
- ROM (words) :
- 65536
- MSL :
- MSL 3 - 168 hours
- Package :
- Tray
- DAC Channels :
- yes
- Manufacturer :
- Microchip Technology
- Additional Feature :
- OPERATES AT 1.8 V MINIMUM SUPPLY AT 12 MHZ
- Package / Case :
- 64-TQFP
- Interface :
- I2C, IrDA, SPI, UART, USART, USB
- RAM (bytes) :
- 4096
- Frequency :
- 32MHz
- Maximum Operating Temperature :
- +85 °C
- Manuf. code :
- MCP
- Supply Voltage-Max (Vsup) :
- 3.6V
- Number of Terminals :
- 64
- Supply Current-Max :
- 15 mA
- Data Bus Width :
- 8B
- Data Converter :
- A/D 16x12b; D/A 2x12b
- Brand :
- Microchip Technology / Atmel
- Program Memory Size :
- 64KB 32K x 16
- Data Rate :
- 115.2 kbps
- Memory Size :
- 64KB
- REACH SVHC :
- No SVHC
- RAM Size :
- 4K x 8
- Height :
- 1.05mm
- Number of PWM Channels :
- 22
- ROM Programmability :
- Flash
- Device Core :
- AVR
- Number of I/O Lines :
- 50
- Number of Pins :
- 64
- Number of Timers/Counters :
- 7
- Voltage - Supply (Vcc/Vdd) :
- 1.6V~3.6V
- Dimensions :
- 14.1 x 14.1 x 1.05mm
- Number of I/O :
- 50
- Instruction Set Architecture :
- RISC
- Mounting Type :
- Surface Mount
- RoHS Status :
- ROHS3 Compliant
- Typical Operating Supply Voltage :
- 1.6 → 3.6 V
- Number of USB Channels :
- 1
- Product Status :
- Active
- EEPROM Size :
- 2K x 8
- Supplier Device Package :
- 64-TQFP (14x14)
- Supply Voltage :
- 3V
- Power Supplies :
- 1.8/3.3 V
- Factory Lead Time :
- 7 Weeks
- Packaging :
- Tray
- Terminal Position :
- QUAD
- JESD-609 Code :
- e3
- Product :
- MCU
- Data Converters :
- A/D 16x12b; D/A 2x12b
- RoHS :
- Details
- Mounting Style :
- SMD/SMT
- Has ADC :
- yes
- Reach Compliance Code :
- Compliant
- Peak Reflow Temperature (Cel) :
- 260
- DMA Channels :
- yes
- Terminal Finish :
- Matte Tin (Sn)
- Qualification :
- -
- Max. operating temperature :
- +85°C
- Pbfree Code :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Bit Size :
- 16
- Package Type :
- TQFP
- Number of I/Os :
- 50 I/O
- Number of ADC Channels :
- 16
- Type :
- ATXMEGA64A3U-AU
- Terminal Pitch :
- 0.8mm
- Core Processor :
- AVR
- Contact Plating :
- Tin
- Program Memory Type :
- Flash
- Core Size :
- 8/16-Bit
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Published :
- 2010
- Enclosure :
- TQFP 64 (14x14)
- Base Product Number :
- ATXMEGA64
- Watchdog Timer :
- yes
- Width :
- 14.1mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Mount :
- Surface Mount
- Speed :
- 32MHz
- Family Name :
- AVR XMEGA
- Qualification Status :
- Not Qualified
- CPU Family :
- AVR RISC
- Seated Height-Max :
- 1.2 mm
- Surface Mount :
- yes
- Datasheets
- ATXMEGA64A3U-AU
ATXMEGA64A3U-AU Documents

Microcontrollers Atmel (Microchip Technology) ATXMEGA64A3U-AU Overview
The Microcontrollers Atmel (Microchip Technology) ATXMEGA64A3U-AU is a highly versatile and powerful microcontroller that serves as the backbone for a myriad of embedded systems. Manufactured by Atmel, now part of Microchip Technology, this IC features an 8/16-bit high-performance, low-power AVR® microcontroller core combined with extensive system-level functions. With 64KB of in-system programmable flash, it is designed to support complex applications while maintaining efficiency and reliability. Ideal for applications requiring substantial data processing and real-time responsiveness, this microcontroller is engineered to handle multiple tasks seamlessly, making it a top choice for developers and engineers seeking robustness and scalability.
ATXMEGA64A3U-AU Features
The ATXMEGA64A3U-AU microcontroller boasts a wealth of features that enhance its functionality and usability in complex embedded systems. Key features include its advanced RISC architecture, 64KB of flash memory, and 4KB of EEPROM. It operates at a maximum frequency of 32MHz and includes a 12-channel, 12-bit A/D converter, enhancing its ability to process analog signals. Dual programmable multilevel interrupt controllers and several peripheral options, including USART, SPI, and I2C interfaces, further underscore its versatility. The device also supports USB full-speed operation as a device or host, which is essential for modern IoT applications.
ATXMEGA64A3U-AU Applications
- Industrial Control Systems: In these settings, the ATXMEGA64A3U-AU can manage operational processes through real-time data collection and control, enhancing automation and efficiency.
- Medical Devices: Utilized in medical diagnostic equipment, this MCU processes complex sensor data to provide reliable readings essential for patient care.
- Consumer Electronics: In products like smart home devices, the microcontroller enables sophisticated user interfaces and connectivity options, facilitating seamless user experiences.
- Automotive Applications: This microcontroller supports safety-critical applications in automotive electronics, such as sensor data processing and actuator control.
- Utility Metering: The ATXMEGA64A3U-AU efficiently handles data computation and communication in smart meters, helping utilities to monitor energy usage accurately.
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