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AT90USB647 - Microcontroller

Download the AT90USB647 datasheet PDF. This datasheet also covers the AT90USB646 variant, as both devices belong to the same microcontroller family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • High performance, low power AVR® 8-bit Microcontroller.
  • Advanced RISC architecture.
  • 135 powerful instructions.
  • most single clock cycle execution.
  • 32 × 8 general purpose working registers.
  • Fully static operation.
  • Up to 16MIPS throughput at 16MHz.
  • On-chip 2-cycle multiplier.
  • Non-volatile program and data memories.
  • 64/128Kbytes of in-system self-programmable flash.
  • Endurance: 100,000 write/erase cycl.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AT90USB646-ATMEL.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Features • High performance, low power AVR® 8-bit Microcontroller • Advanced RISC architecture – 135 powerful instructions – most single clock cycle execution – 32 × 8 general purpose working registers – Fully static operation – Up to 16MIPS throughput at 16MHz – On-chip 2-cycle multiplier • Non-volatile program and data memories – 64/128Kbytes of in-system self-programmable flash • Endurance: 100,000 write/erase cycles – Optional Boot Code section with independent lock bits • USB boot loader programmed by default in the factory • In-system programming by on-chip boot program hardware activated after reset • True read-while-write operation • All supplied parts are pre-programed with a default USB bootloader – 2K/4K (64K/128K flash version) bytes EEPROM • Endurance: 100,000 write/erase cycl