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ATMEGA32U4 User Reference Manual Guide

Part Series:ATMEGA32U4 Series
Category:Microcontrollers
Description:MCU 8Bit ATmega AVR RISC 32KB Flash 3.3V/5V 44Pin TQFP
Document:ATMEGA32U4-AU User Reference Manual Guide (68 Pages)

ATMEGA32U4 Microcontrollers User Reference Manual Guide

#1
ATMEGA32U4-AU
3.9
ATMEL
#2
ATMEGA32U4-MU
3.5
ATMEL

ATMEGA32U4-AU - ATMEL Specifications

TYPE
DESCRIPTION
Mounting Style
Surface Mount
Frequency
16 MHz
Number of Pins
44 Pin
Supply Voltage (DC)
2.70V (min)
Operating Voltage
2.7V ~ 5.5V
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ATMEGA32U4-AU - ATMEL Function Overview

●The ATMEDA32U4-AU is factory configured with a USB boot loader located in the on chip flash boot section of the controller. This USB boot loader allows to perform in system programming from a USB host controller without removing the part from the system or without a pre-programmed application, and without any external programming interface.
● Auto baud (8/16 MHz crystal)
● Read/write flash and EEPROM on chip memories
● Read device ID
● Full chip erase
● Start application command
● Software entry points for on chip flash drivers
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