ATMEGA4809-AFR - Microchip Technology

Manufacturer Part Number

ATMEGA4809-AFR

Manufacturer

microchip-technology

Introduction

The ATMEGA4809-AFR is an 8-bit AVR microcontroller from Microchip Technology's megaAVR 0 series designed for embedded applications, featuring extended functionality and a range of connectivity options.

Product Features and Performance

Core: AVR 8-Bit at 20MHz speed

Connectivity: I2C, SPI, UART/USART

Peripherals: Brown-out Detect/Reset, Power-on Reset (POR), Pulse Width Modulation (PWM), Watchdog Timer (WDT)

Number of I/O Pins: 41

Program Memory: 48KB FLASH

EEPROM: 256 x 8

RAM: 6KB

Internal Oscillator

A/D Converters: 16 channels x 10 bits

Operating Temperature Range: -40°C to 125°C

Voltage Supply Range: 1.8V to 5.5V

Product Advantages

High Integration: Combines advanced control features, memory, and interfaces in a single chip

Flexibility in Power Supply: Supports a wide range of operating voltages

Large I/O Count: Suitable for complex tasks requiring multiple input/output operations

Integrated Analog Features: Equipped with multiple A/D converters

Enhanced Safety Features: Includes brown-out detect/reset and watchdog timer for system stability

Key Technical Parameters

Core Processor: AVR

Core Size: 8-Bit

Speed: 20MHz

Program Memory Size: 48KB

EEPROM Size: 256 x 8

RAM Size: 6K x 8

Data Converters: A/D 16x10b

Operating Temperature: -40°C ~ 125°C

Supply Voltage: 1.8V ~ 5.5V

Quality and Safety Features

Functional Safety (FuSa) Serie, ensuring reliability and safety in critical applications

Built-in brown-out detect/reset and power-on reset mechanisms for system protection

Compatibility

Compatible with a wide range of peripheral devices via I2C, SPI, and UART/USART interfaces

Application Areas

Industrial control systems

Automotive applications

Consumer electronics

IoT devices

Product Lifecycle

Status: Active

Not currently nearing discontinuation with ongoing support and availability of replacements or upgrades

Several Key Reasons to Choose This Product

Robust Safety Features: Ensures safe operation in critical applications

High Performance and Flexibility: Supports complex applications with its high-speed processor and vast connectivity options

Wide Operating Voltage and Temperature Range: Suitable for various environmental conditions

High Level of Integration: Reduces the need for additional components, simplifying design and minimizing size

Comprehensive Peripheral Set: Offers flexibility in application design without external components