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ATXMEGA256A3BU-MH Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
ATXMEGA256A3BU-MHATMEL2340Yes

### **ATXMEGA256A3BU-MH Manufacturer: ATMEL (Microchip Technology)** #### **Specifications:** - **Core:** 8/16-bit AVR XMEGA - **Flash Memory:** 256KB - **SRAM:** 16KB - **EEPROM:** 4KB - **Max CPU Speed:** 32MHz - **Operating Voltage:** 1.

ATXMEGA256A3BU-MH Manufacturer: ATMEL (Microchip Technology)

#### Specifications:

  • Core: 8/16-bit AVR XMEGA
  • Flash Memory: 256KB
  • SRAM: 16KB
  • EEPROM: 4KB
  • Max CPU Speed: 32MHz
  • Operating Voltage: 1.6V - 3.6V
  • I/O Pins: 50
  • ADC Channels: 16 (12-bit resolution)
  • DAC Channels: 2 (12-bit resolution)
  • Timers:
  • 4 × 16-bit Timers with PWM
  • 1 × 32-bit Timer
  • Communication Interfaces:
  • USART (4)
  • SPI (2)
  • TWI (I²C) (2)
  • USB 2.0 Full-Speed (with embedded PHY)
  • Package: QFN-64 (7x7mm)
  • Operating Temperature Range: -40°C to +85°C

#### Descriptions:

The ATXMEGA256A3BU-MH is a high-performance, low-power microcontroller from Atmel (now Microchip Technology) based on the AVR XMEGA architecture. It features a rich set of peripherals, including USB support, multiple communication interfaces, and advanced analog capabilities, making it suitable for embedded applications requiring high-speed processing and connectivity.

#### Features:

  • High-Speed Processing: Up to 32MHz operation
  • Low Power Consumption: Multiple sleep modes
  • USB Interface: Built-in Full-Speed USB controller with embedded PHY
  • Advanced Analog: 12-bit ADC and DAC
  • DMA Controller: Supports peripheral data transfer without CPU intervention
  • Event System: Allows peripherals to trigger actions without CPU involvement
  • Hardware Security: AES and DES encryption support
  • Robust Peripherals: Multiple timers, PWM, and communication interfaces

This microcontroller is designed for applications such as industrial control, consumer electronics, and USB-enabled devices.

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