Microchip Technology ATMEGA32U4-AU, 8bit AVR Microcontroller, 16MHz, 32 kB Flash, 44-Pin TQFP

Enrgtech Part No: ET16923643
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Manufacturer Part No:
ATMEGA32U4-AU
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Manufacturer: Microchip Technology

ATMEGA32U4-AU Microchip Technology , 8bit AVR Microcontroller, 16MHz, 32 kB Flash, 44-Pin TQFP

Product Information

Dimensions:

10.1 x 10.1 x 1.05mm

USB Channels:

Width:

10.1mm

Program Memory Size:

32 kB

Number of PWM Units:

RAM Size:

2.5 kB

ADC Channels:

Number of Timers:

Data Bus Width:

8bit

Instruction Set Architecture:

RISC

Program Memory Type:

Flash

Package Type:

TQFP

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The Microchip Technology ATMEGA32U4-AU is a high-performance, low-power 8-bit AVR RISC-based microcontroller engineered for demanding embedded applications. Operating at speeds up to 16MHz, it integrates robust memory, including 32 kB Flash, 2.5 kB RAM, and 1K x 8 EEPROM, all within a compact 44-pin TQFP package. Crucially, this MCU features a full-speed USB 2.0 interface, making it the ideal choice for developing human interface devices (HIDs) and other USB-enabled projects.

The Top Reasons to Use the Microchip Technology ATMEGA32U4-AU Microcontroller

The ATMEGA32U4-AU microcontroller is highly valued for its native USB connectivity, eliminating the need for an external USB converter chip. Its powerful 8-bit AVR core and comprehensive peripheral set allow for complex code execution and efficient communication, significantly streamlining design and reducing component count for sophisticated embedded systems.

Core Performance Features & Key Uses of the ATMEGA32U4-AU Microcontroller

Core: 8-bit AVR RISC Architecture, operating up to 16MHz.
Memory: 32 kB Flash Program Memory, 2.5 kB RAM, and 1K EEPROM.
Key Connectivity: Integrated Full-Speed USB 2.0 interface, I2C, SPI, and UART/USART.
Peripherals: 26 programmable I/O lines and a 12-channel 10-bit Analog-to-Digital Converter (ADC).
Key Uses: USB Human Interface Devices (HIDs), custom keyboard/mouse devices, embedded control, and Arduino-compatible platforms.

Datasheet(Technical Reference)

ATMEGA32U4-AU - Datasheet(Technical Reference)

ESD Control Selection Guide V1(Technical Reference)

Microchip CA Prop65(Environmental Information)

Microchip RoHS(Environmental Information)

Microchip REACH(Environmental Information)

Mult Dev Fab Site 24/Jun/2024(PCN Assembly/Origin)

Copper Bonding Wire 06/Jun/2014(PCN Design/Specification)

Marking Chgs 11/Jul/2017(PCN Design/Specification)

ATmega16U4,32U4 Summary(Datasheets)

ATmega16U4,32U4 Datasheet(Datasheets)

USB DFU Bootloader Datasheet(Datasheets)

MBB/Label Chgs 16/Nov/2018(PCN Packaging)

Boxes 07/Dec/2016(PCN Packaging)

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