The ATXMEGA128D4 is a high-performance, low-power 8/16-bit microcontroller based on the AVR enhanced RISC architecture. It achieves throughputs approaching 1 MIPS per MHz, allowing system designers to optimize power consumption versus processing speed. Featuring 128KB of flash memory, 8KB of SRAM, and 4KB of EEPROM, it provides ample resources for complex applications.

Applications

• Industrial automation and control systems
• Smart energy metering
• Medical devices
• Embedded networking
• Consumer electronics

Features

• 128KB In-System Self-Programmable Flash
• 8KB SRAM
• 4KB EEPROM
• Four 16-bit Timer/Counters with Capture, Compare and PWM
• Eight-channel, 12-bit ADC with differential input stages
• Two-channel, 12-bit DAC
• Four USARTs
• Two Two-Wire Interfaces (TWI)
• One Serial Peripheral Interface (SPI)
• Real Time Counter (RTC) with separate oscillator
• Watchdog Timer with separate oscillator
• Advanced Encryption Standard (AES) and Data Encryption Standard (DES) hardware support
• CRC-32 generator
• Internal RC Oscillator
• External Crystal Oscillator
• Power-on Reset (POR)
• Brown-out Detection (BOD)

Benefits

• High performance allows for complex algorithm execution.
• Low power consumption extends battery life in portable applications.
• Large memory capacity supports complex software applications.
• Integrated peripherals reduce system BOM cost and board space.
• AES and DES hardware support enhances data security.

The ATXMEGA128D4 operates at a supply voltage of 1.6V to 3.6V and is available in various packages, including a 64-lead TQFP. Its robust feature set and low power consumption make it an ideal choice for a wide range of embedded applications. The device also supports in-system programming via JTAG or PDI, enabling easy firmware updates and debugging.