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ATmega32U4 - 8-bit Microcontroller

Download the ATmega32U4 datasheet PDF. This datasheet also covers the ATmega16U4 variant, as both devices belong to the same 8-bit 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 x 8 General Purpose Working Registers.
  • Fully Static Operation.
  • Up to 16 MIPS Throughput at 16MHz.
  • On-Chip 2-cycle Multiplier.
  • Non-volatile Program and Data Memories.
  • 16/32KB of In-System Self-Programmable Flash.
  • 1.25/2.5KB Internal SRAM.
  • 512B.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ATmega16U4-ATMEL.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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ATmega324A 8-bit Atmel Microcontroller ATMEL Corporation

Other Datasheets by Atmel (Microchip)

Part Number Description
ATMEGA32U2 8-bit Microcontroller
ATMEGA32U6 8-bit Microcontroller
ATmega32 8-bit Microcontroller
ATmega323 8-bit Microcontroller
ATmega323L 8-bit Microcontroller

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
ATmega16U4/ATmega32U4 8-bit Microcontroller with 16/32K bytes of ISP Flash and USB Controller DATASHEET Features • High Performance, Low Power AVR® 8-Bit Microcontroller • Advanced RISC Architecture – 135 Powerful Instructions – Most Single Clock Cycle Execution – 32 x 8 General Purpose Working Registers – Fully Static Operation – Up to 16 MIPS Throughput at 16MHz – On-Chip 2-cycle Multiplier • Non-volatile Program and Data Memories – 16/32KB of In-System Self-Programmable Flash – 1.25/2.