ATXMEGA128A4U-AUR
- Mfr.Part #
- ATXMEGA128A4U-AUR
- Manufacturer
- Microchip Technology
- Package / Case
- 44-TQFP
- Datasheet
- Download
- Description
- IC MCU 8/16BIT 128KB FLSH 44TQFP
- Stock
- 37,778
- In Stock :
- 37,778
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Core Size :
- 8/16-Bit
- Product Type :
- 8-bit Microcontrollers - MCU
- Voltage - Supply (Vcc/Vdd) :
- 1.6V~3.6V
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Mount :
- Surface Mount
- Interfaces :
- SPI/TWI/USART/USB
- Seated Height-Max :
- 1.2 mm
- Supply Voltage-Min (Vsup) :
- 2.7V
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Qualification :
- -
- Maximum Operating Temperature :
- +85 °C
- Number of Terminations :
- 44
- Base Product Number :
- ATXMEGA128
- EEPROM Size :
- 2K x 8
- Series :
- AVR® XMEGA® A4U
- Data Converter :
- A/D 12x12b; D/A 2x12b
- Terminal Position :
- QUAD
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Program Memory Size :
- 128KB 64K x 16
- Number of UART Channels :
- 5
- PWM Channels :
- yes
- Base Part Number :
- ATXMEGA128
- Supply Voltage-Max (Vsup) :
- 3.6V
- JESD-30 Code :
- S-PQFP-G44
- Data Bus Width :
- 8B
- CPU Family :
- AVR RISC
- Number of I/O :
- 34
- Data Converters :
- A/D 12x12b, D/A 2x12b
- Memory Size :
- 128kB
- Width :
- 10.1mm
- Factory Lead Time :
- 7 Weeks
- Device Core :
- AVR
- Reach Compliance Code :
- Compliant
- RoHS Status :
- ROHS3 Compliant
- Applications :
- --
- RoHS :
- Details
- Terminal Form :
- Gull wing
- Dimensions :
- 10.1 x 10.1 x 1.05mm
- Number of I2C Channels :
- 2
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Tradename :
- XMEGA
- Supplier Device Package :
- 44-TQFP (10x10)
- Manufacturer :
- Microchip
- Qualification Status :
- Not Qualified
- Number of Timers/Counters :
- 5
- Pbfree Code :
- yes
- Surface Mount :
- yes
- Length :
- 10mm
- Product Category :
- 8-bit Microcontrollers - MCU
- Height Seated (Max) :
- 1.2mm
- Contact Plating :
- Tin
- Pin Count :
- 44
- Minimum Operating Temperature :
- -40 °C
- Number of I/O Lines :
- 34
- Packaging :
- Tape and Reel (TR)
- Peak Reflow Temperature (Cel) :
- 260
- Additional Feature :
- OPERATES AT 1.8 V MINIMUM SUPPLY AT 12 MHZ
- Number of Terminals :
- 44
- Oscillator Type :
- Internal
- Package / Case :
- 44-TQFP
- Brand :
- Microchip Technology / Atmel
- DMA Channels :
- yes
- Temperature Grade :
- Industrial
- JESD-609 Code :
- e3
- Interface :
- 2-Wire, I2C, IrDA, SPI, UART, USART, USB
- Number of ADC Channels :
- 12
- ROM Programmability :
- Flash
- Has ADC :
- yes
- Number of SPI Channels :
- 2
- ROM (words) :
- 65536
- Power Supplies :
- 1.8/3.3V
- Family Name :
- ATXMEGA
- Instruction Set Architecture :
- RISC
- RAM (bytes) :
- 8192
- Height :
- 1.05mm
- Published :
- 2013
- DAC Channels :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Watchdog Timer :
- yes
- Frequency :
- 32MHz
- Supply Voltage :
- 3V
- Interface Type :
- 2-Wire, SPI, USB
- Mounting Style :
- SMD/SMT
- Terminal Finish :
- Matte Tin (Sn)
- Program Memory Type :
- Flash
- Bit Size :
- 16
- Core Processor :
- AVR
- Typical Operating Supply Voltage :
- 3.6 (Maximum) V
- Product Status :
- Active
- Package Shape :
- Square
- Number of Pins :
- 44
- Package Type :
- TQFP
- Speed :
- 32MHz
- RAM Size :
- 8K x 8
- Voltage - Supply :
- --
- Controller Series :
- --
- Terminal Pitch :
- 0.8mm
- Supply Current-Max :
- 12 mA
- Number of I/Os :
- 34 I/O
- MSL :
- MSL 3 - 168 hours
- Mounting Type :
- Surface Mount
- Datasheets
- ATXMEGA128A4U-AUR
ATXMEGA128A4U-AUR Documents

Microcontrollers Microchip Technology ATXMEGA128A4U-AUR Overview
The Microcontrollers Microchip Technology ATXMEGA128A4U-AUR is a high-performance, low-power Atmel AVR® XMEGA® microcontroller. It combines 128KB of flash memory with an 8/16-bit CPU, versatile peripherals, and robust design to ensure reliability and efficiency in operation. Ideal for demanding applications requiring a compact, yet powerful MCU, the ATXMEGA128A4U-AUR offers a perfect balance between performance and power consumption, making it an excellent choice for advanced industrial, commercial, and medical applications.
ATXMEGA128A4U-AUR Features
- High-performance 8/16-bit AVR microcontroller
- 128KB of in-system programmable flash
- 44-pin TQFP package
- Low power consumption
- Extensive peripheral set including DMA, USART, SPI, and I2C interfaces
- Advanced and secure boot options with boot loader support for true fail-safe system upgrades
ATXMEGA128A4U-AUR Applications
- Smart energy systems: Integral in managing communication and data transfers in smart grids and meters.
- Healthcare devices: Used in small, portable medical devices for patient monitoring and diagnostics.
- Industrial automation: Drives precision control in factory robotics and automation systems.
- Consumer electronics: Powers a wide range of home electronics and entertainment systems, providing responsiveness and connectivity.
- Automotive components: Supports automotive applications that require robust operation under variable conditions.
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