• ATMEGA32U4-MUR QFN-44
ATMEGA32U4-MUR QFN-44

ATMEGA32U4-MUR

8-bit Microcontrollers - MCU USB 32K FLASH 16 MHz

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Overview of ATMEGA32U4-MUR

The ATMEGA32U4-MUR is a high-performance, low-power 8-bit microcontroller from Microchip. It features 32KB of in-system programmable flash memory, 2.5KB of SRAM, and 1KB of EEPROM. This microcontroller offers versatile connectivity options and is commonly used in various applications such as consumer electronics, IoT devices, and industrial control systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCC: Positive Power Supply
  • GND: Ground Connection
  • XTAL1: Crystal Oscillator Input
  • XTAL2: Crystal Oscillator Output
  • RESET: External Reset Input
  • ADC: Analog-to-Digital Converter Input
  • UART: Serial Communication Interface
  • USB: Universal Serial Bus Interface
  • PWM: Pulse-Width Modulation Output
  • I2C: Inter-Integrated Circuit Communication
  • SPI: Serial Peripheral Interface
  • JTAG: Joint Test Action Group Interface

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ATMEGA32U4-MUR microcontroller for a visual representation.

Key Features

  • High-Performance Microcontroller: The ATMEGA32U4-MUR offers a balance of performance and power efficiency.
  • Flash Memory: 32KB of in-system programmable flash memory allows for flexible program storage.
  • Connectivity Options: Features UART, USB, I2C, and SPI interfaces for versatile connectivity.
  • Analog-to-Digital Converter: Includes an ADC for analog sensor interfacing.
  • Pulse-Width Modulation: Provides PWM outputs for controlling motor speed and LED brightness.
  • USB Interface: Integrated USB interface simplifies connectivity and programming.

Note: For detailed technical specifications, please refer to the ATMEGA32U4-MUR datasheet.

Application

  • Consumer Electronics: Suitable for use in various consumer electronic devices such as smart home controllers.
  • IoT Devices: Ideal for IoT applications requiring connectivity and sensor interfacing capabilities.
  • Industrial Control Systems: Used in industrial automation systems for control and monitoring functions.

Functionality

The ATMEGA32U4-MUR is a versatile microcontroller with features that cater to a wide range of applications. It provides the necessary processing power and connectivity for efficient operation in diverse electronic systems.

Usage Guide

  • Power Supply: Connect VCC (Pin) to the positive power supply and GND (Pin) to the ground.
  • Interface Connections: Utilize the UART, USB, I2C, and SPI interfaces as needed for communication with external devices.
  • Analog Input: Use the ADC input for reading analog sensor values and converting them to digital.

Equivalent

For similar functionalities, consider these alternatives to the ATMEGA32U4-MUR:

  • ATMEGA328P-PU: A popular 8-bit microcontroller with similar features and compatibility.
  • ATMEGA2560-16AU: This 8-bit microcontroller offers enhanced performance and expanded connectivity options.

ATMEGA32U4-MUR

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category 8-bit Microcontrollers - MCU RoHS Details
Core AVR Program Memory Size 32 kB
Data RAM Size 2.5 kB Package / Case QFN-44
Maximum Clock Frequency 16 MHz ADC Resolution 10 bit
Number of I/Os 26 I/O Supply Voltage - Min 2.7 V
Supply Voltage - Max 5.5 V Mounting Style SMD/SMT
Data Bus Width 8 bit Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Series ATmega32U4
Brand Microchip Technology Moisture Sensitive Yes
Processor Series megaAVR Product MCUs
Product Type 8-bit Microcontrollers - MCU Factory Pack Quantity 4000
Subcategory Microcontrollers - MCU Tradename AVR
Unit Weight 0.013051 oz

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