Datasheet Microchip ATmega32U4

ManufacturerMicrochip
SeriesATmega32U4

The low-power Microchip 8-bit AVR RISC-based microcontroller featuring 32KB self-programming flash program memory, 2

Datasheets

Datasheet ATmega16U4, ATmega32U4 - Complete
PDF, 5.6 Mb, File published: Dec 10, 2016, Pages: 438
8-bit Microcontroller with 16/32K bytes of ISP Flash and USB Controller
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ATmega16U4/32U4 - Summary Datasheet
PDF, 517 Kb, File published: Dec 10, 2016
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USB DFU Bootloader Datasheet Datasheet
PDF, 192 Kb, File published: Jul 1, 2008
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Prices

Packaging

ATMEGA32U4-AUATMEGA32U4-AURATMEGA32U4-MUATMEGA32U4-MURATMEGA32U4RC-AUATMEGA32U4RC-AURATMEGA32U4RC-MUATMEGA32U4RC-MUR
PackageTQFPTQFPVQFNVQFNTQFPTQFPVQFNVQFN

Parametrics

Parameters / ModelsATMEGA32U4-AUATMEGA32U4-AURATMEGA32U4-MUATMEGA32U4-MURATMEGA32U4RC-AUATMEGA32U4RC-AURATMEGA32U4RC-MUATMEGA32U4RC-MUR
ADC Input1212121212121212
ADC with ComputationNoNoNoNoNoNoNoNo
Angular TimerNoNoNoNoNoNoNoNo
Architecture88888888
CPU Type8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR8-bit AVR
CRCNoNoNoNoNoNoNoNo
Class B HardwareNoNoNoNoNoNoNoNo
Emulated EEPROM in Flash10241024102410241024102410241024
High Voltage CapableNoNoNoNoNoNoNoNo
I2C11111111
Internal OscillatorYesYesYesYesYesYesYesYes
Internal Voltage Reference, BandgapYesYesYesYesYesYesYesYes
Lead Count4444444444444444
Math AcceleratorNoNoNoNoNoNoNoNo
Max 16-Bit Digital Timers22222222
Max 8-Bit Digital Timers22222222
Max ADC Resolution, Bits1010101010101010
Max CPU Speed, MHz1616161616161616
Max PWM outputs, including complementary88888888
Number of Comparators11111111
Number of USB Modules11111111
Operation Voltage Max, V5.55.55.55.55.55.55.55.5
Operation Voltage Min, V2.72.72.72.72.72.72.72.7
Package Width10x10x1mm10x10x1mm7x7x1mm7x7x1mm10x10x1mm10x10x1mm7x7x1mm7x7x1mm
Peripheral Pin Select / Pin MuxingNoNoNoNoNoNoNoNo
Pin count4444444444444444
Program Memory Size, KB3232323232323232
SPI22222222
SRAM, Bytes25602560256025602560256025602560
Temp Range Max8585858585858585
Temp Range Min-40-40-40-40-40-40-40-40
UART11111111
Zero Cross detectNoNoNoNoNoNoNoNo

Other Options

ATmega16U4 ATmega16U4

Model Line

Manufacturer's Classification

  • Microcontrollers > 8-bit Microcontrollers
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