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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATMEGA32U4-AU
ATMEGA32U4-AU Image
Image may be representation.
See specifications for product details.

ATMEGA32U4-AU - Microchip Technology

Manufacturer Part Number
ATMEGA32U4-AU
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATMEGA32U4-AU
ECAD Model
Parts Description
IC MCU 8BIT 32KB FLASH 44TQFP
Detailed Description
Package
44-TQFP
Data sheet
ATmega16U4,32U4 Datasheet.pdf
ATmega16U4,32U4 Summary.pdf
USB DFU Bootloader Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 7691

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Quantity

Specifications

ATMEGA32U4-AU Tech Specifications
Microchip Technology - ATMEGA32U4-AU technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATMEGA32U4-AU

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V  
Supplier Device Package 44-TQFP (10x10)  
Speed 16MHz  
Series AVR® ATmega  
RAM Size 2.5K x 8  
Program Memory Type FLASH  
Program Memory Size 32KB (16K x 16)  
Peripherals Brown-out Detect/Reset, POR, PWM, WDT  
Package / Case 44-TQFP  
Package Tray  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 26  
Mounting Type Surface Mount  
EEPROM Size 1K x 8  
Data Converters A/D 12x10b  
Core Size 8-Bit  
Core Processor AVR  
Connectivity I²C, SPI, UART/USART, USB  
Base Product Number ATMEGA32  

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATMEGA32U4-AU

Product Attribute ATMEGA32U4-AU ATMEGA406-1AAU ATMEGA32U2-AUR ATMEGA32U4-MUR
Part Number ATMEGA32U4-AU ATMEGA406-1AAU ATMEGA32U2-AUR ATMEGA32U4-MUR
Manufacturer Microchip Technology Microchip Technology Microchip Technology Atmel
Package / Case 44-TQFP 48-LQFP 32-TQFP 44-VFQFN Exposed Pad
Program Memory Size 32KB (16K x 16) 40KB (20K x 16) 32KB (16K x 16) 32KB (16K x 16)
Series AVR® ATmega AVR® ATmega AVR® ATmega AVR® ATmega
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V 4V ~ 25V 2.7V ~ 5.5V 2.7V ~ 5.5V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
RAM Size 2.5K x 8 2K x 8 1K x 8 2.5K x 8
Core Processor AVR AVR AVR AVR
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Base Product Number ATMEGA32 ATMEGA406 ATMEGA32 ATMEGA32
Connectivity I²C, SPI, UART/USART, USB I²C SPI, UART/USART, USB I²C, SPI, UART/USART, USB
Package Tray Tray Tape & Reel (TR) Bulk
Program Memory Type FLASH FLASH FLASH FLASH
Speed 16MHz 1MHz 16MHz 16MHz
Peripherals Brown-out Detect/Reset, POR, PWM, WDT POR, WDT Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 26 18 22 26
Oscillator Type Internal Internal Internal Internal
Supplier Device Package 44-TQFP (10x10) 48-LQFP (7x7) 32-TQFP (7x7) 44-VQFN (7x7)
Data Converters A/D 12x10b A/D 10x12b - A/D 12x10b
EEPROM Size 1K x 8 512 x 8 1K x 8 1K x 8

ATMEGA32U4-AU Datasheet PDF

Download ATMEGA32U4-AU pdf datasheets and Microchip Technology documentation for ATMEGA32U4-AU - Microchip Technology.

Datasheets
ATmega16U4,32U4 Datasheet.pdf ATmega16U4,32U4 Summary.pdf
PCN Packaging
MBB/Label Chgs 16/Nov/2018.pdf Boxes 07/Dec/2016.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf Copper Bonding Wire 06/Jun/2014.pdf
PCN Assembly/Origin
2.73KHz.pdf
HTML Datasheet
USB DFU Bootloader Datasheet.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ATMEGA32U4-AU Image

ATMEGA32U4-AU

Microchip Technology
32D-ATMEGA32U4-AU

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