Microchip Technology

ATMEGA32U4-MUR  

Microcontrollers

The ATMEGA32U4-MUR is a microcontroller unit (MCU) manufactured by Microchip Technology. It is based on the AVR architecture and is designed for a wide range of applications, including human interface devices (HIDs), universal serial bus (USB) peripherals, and other low-power embedded systems.

Description:

The ATMEGA32U4-MUR is a 32-bit microcontroller that features 32 KB of flash memory, 2.5 KB of SRAM, and 1 KB of EEPROM. It operates at a frequency of up to 16 MHz and has a wide operating voltage range of 1.8V to 5.5V. The MCU is available in a 44-pin QFN package.

Features:

1. 32-bit RISC architecture with 40 general-purpose registers
2. Up to 16 MHz operation frequency
3. 32 KB of flash memory
4. 2.5 KB of SRAM
5. 1 KB of EEPROM
6. USB 2.0 full-speed device with integrated USB interface
7. 20 MHz internal oscillator with calibration
8. 8-channel 10-bit analog-to-digital converter (ADC)
9. 16-bit timer/counter with input capture and output compare
10. UART, SPI, and I2C communication interfaces
11. Low-power sleep modes
12. On-chip debugging and programming interface

Applications:

The ATMEGA32U4-MUR is suitable for a variety of applications, including:

1. Human Interface Devices (HIDs) such as keyboards, mice, and game controllers
2. USB peripherals like USB-to-serial adapters, USB-to-parallel adapters, and USB data acquisition systems
3. Low-power embedded systems for IoT devices, wearables, and portable electronics
4. General-purpose microcontroller applications in industrial control, medical devices, and consumer electronics
5. Robotics and automation systems
6. Audio and voice applications, including voice-over-IP (VoIP) devices and audio interfaces

The ATMEGA32U4-MUR's integrated USB interface and low-power capabilities make it an ideal choice for developers looking to create USB-enabled devices and energy-efficient embedded systems.

ATMEGA32U4-MUR Documents

Download datasheets and manufacturer documentation for ATMEGA32U4-MUR

PCN Assembly/Origin :

Fabrication Site 27/Sep/2023      

Datasheets :

ATmega16U4,32U4 Datasheet       USB DFU Bootloader Datasheet       ATmega16U4,32U4 Summary      

PCN Packaging :

Boxes 07/Dec/2016       Transfer to Microchip/Label/Pkg 5/Sep/2016      

Design Resources :

ATmega32U4 Development Tool Selector      

HTML Datasheet :

USB DFU Bootloader Datasheet      

PCN Design/Specification :

Marking Chgs 11/Jul/2017       Copper Bonding Wire 19/Dec/2014      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH