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ATXMEGA128A1U-AUR The Microchip ATXMEGA128A1U-AUR is an 8/16-bit AVR XMEGA microcontroller with 128KB Flash program memory, 8KB RAM, and a 32MHz maximum clock frequency. It is housed in a 100-pin TQFP package and operates over a supply voltage range of 1.6V to 3.6V.
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ATXMEGA128A1U-AUR

Available from 3 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip ATXMEGA128A1U-AUR is an 8/16-bit AVR XMEGA microcontroller with 128KB Flash program memory, 8KB RAM, and a 32MHz maximum clock frequency. It is housed in a 100-pin TQFP package and operates over a supply voltage range of 1.6V to 3.6V.
✓ Total Stock: 14,186 pcs

ATXMEGA128A1U-AUR Available from 3 distributors

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ATXMEGA128A1U-AUR Specifications Quick View

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ATXMEGA128A1U-AUR Description

Short technical summary and product information.

The Microchip ATXMEGA128A1U-AUR is a high-performance, low-power 8/16-bit microcontroller from the AVR XMEGA A1U family. It features 128KB of in-system self-programmable Flash memory, 8KB of internal SRAM, and 2KB of EEPROM. The device operates at a maximum clock frequency of 32MHz, achieving throughput approaching 1 MIPS per MHz.

 

This microcontroller includes a rich set of peripherals: 78 I/O lines, a four-channel DMA controller, eight 16-bit timer/counters, 32-channel 12-bit ADC, 4-channel 12-bit DAC, and multiple serial communication interfaces including USB 2.0 Full Speed Device, USART, SPI, I2C, and IrDA. It also features an external bus interface for up to 16MB SRAM and 128Mbit SDRAM.

 

The ATXMEGA128A1U-AUR is supplied in a 100-pin TQFP package (14x14mm) with a JEDEC code of S-PQFP-G100. It is designed for surface mount assembly and is rated for industrial temperature operation from -40°C to 85°C. The device is RoHS3 compliant and lead-free.

ATXMEGA128A1U-AUR Quick Information

Product Type: Microcontroller
Series: XMEGA A1U
Canonical Name: Microchip Technology ATXMEGA128A1U-AUR AVR XMEGA 8/16-Bit Microcontroller
Subcategory: 8/16-Bit MCU

ATXMEGA128A1U-AUR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

ATXMEGA128A1U-AUR Features

  • 8/16-bit AVR XMEGA RISC microcontroller core.
  • 128KB Flash program memory with 8KB SRAM.
  • 32MHz maximum clock frequency for high throughput.
  • 78 I/O lines with USB 2.0 Full Speed device interface.
  • 32-channel 12-bit ADC and 4-channel 12-bit DAC.

ATXMEGA128A1U-AUR Applications

  • Ideal for industrial control and automation systems.
  • Suitable for sensor interfacing and data acquisition.
  • Used in USB-enabled embedded applications.
  • Designed for low-power portable and battery devices.

ATXMEGA128A1U-AUR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATXMEGA128A1U-AUR?

The supply voltage range is 1.6V to 3.6V.

What is the maximum clock frequency of this microcontroller?

The maximum clock frequency is 32MHz.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What package does the ATXMEGA128A1U-AUR come in?

It is supplied in a 100-pin TQFP package (100-TQFP 14x14mm).

Is the ATXMEGA128A1U-AUR RoHS compliant?

Yes, it is listed as RoHS3 compliant and lead-free.

How much Flash memory and RAM does this MCU have?

It has 128KB of Flash program memory and 8KB of internal SRAM.

What communication interfaces are available?

It includes EBI/EMI, I2C, IrDA, SPI, UART/USART, and USB 2.0 Full Speed Device interfaces.

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