ATMEGA16U4-MU - Microchip Technology

Manufacturer Part Number

ATMEGA16U4-MU

Manufacturer

Microchip Technology

Introduction

The ATMEGA16U4-MU is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture.

Product Features and Performance

8-bit AVR Microcontroller

16MHz Max Speed

USB 2.0 Full-speed/Low Speed Device Module with Interrupt on Transfer Completion

Programmable Watchdog Timer with Separate On-chip Oscillator

On-chip Analog Comparator

Temperature Sensor

Three Flexible Timer/Counters with Compare Modes

Multiple PWM channels

I2C and SPI serial interfaces

UART/USART serial interfaces

Internal Oscillator

Product Advantages

High Performance, Low Power AVR® 8-Bit Microcontroller

Advanced RISC Architecture

High Endurance Non-volatile Memory Segments

In-System Programmable Flash

Key Technical Parameters

Core Size 8-Bit

Speed 16MHz

Connectivity I2C, SPI, UART/USART, USB

Program Memory Size 16KB

EEPROM Size 512 x 8

RAM Size 1.25K x 8

Voltage Supply 2.7V ~ 5.5V

Number of I/O 26

Data Converters A/D 12x10b

Operating Temperature -40°C ~ 85°C

Quality and Safety Features

Brown-out Detect/Reset

Power-on Reset and Programmable Brown-out Detection

Internal Calibrated Oscillator

Compatibility

USB 2.0 Full-speed/Low Speed Compatible

Industry-standard 44-VQFN Package

Application Areas

USB Connectivity and Peripherals

Automotive

Industrial Control

Home Automation

Consumer Electronics

Product Lifecycle

Product Status Active

Consistent product longevity ensured

Several Key Reasons to Choose This Product

Robust RISC CPU for optimized performance

Wide variety of peripherals integrated reducing BOM cost

Extensive interface connectivity options

Broad operational temperature range suits various environments

Large number of programmable I/O lines

Efficient on-chip debugging

Full-speed USB interface without the need for external crystals

Energy-efficient operation increases battery life in portable applications

Well-supported by the Microchip development ecosystem

Flexible package options for diverse application requirements