ATMEGA88-20AU - Atmel

Manufacturer Part Number

ATMEGA88-20AU

Manufacturer

Microchip Technology

Introduction

The ATMEGA88-20AU is a high-performance microcontroller from the popular AVR ATmega series designed for advanced embedded systems.

Product Features and Performance

8-Bit AVR Core Processor

20MHz clock speed for rapid processing of tasks

I2C, SPI, UART/USART connectivity for versatile interfacing

Brown-out Detect/Reset, Power-on Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT) peripherals included

23 programmable I/O lines for flexible hardware control

8KB FLASH program memory with efficient 4K words x 16 architecture

512 x 8 EEPROM for non-volatile storage of parameters

1K x 8 RAM for temporary data storage

Internal oscillator to reduce external component needs

A/D Converter with 8 channels and 10-bit resolution

Product Advantages

Low power consumption with a wide operating voltage range of 2.7V to 5.5V

High integration reducing the need for additional components

Advanced RISC architecture for optimized processing

Support for industrial temperature ranges from -40°C to 85°C

Enhanced endurance with FLASH memory technology

Robust design with multiple built-in safety features

Key Technical Parameters

Core Size: 8-Bit

Speed: 20MHz

Program Memory Size: 8KB

EEPROM Size: 512 x 8

RAM Size: 1K x 8

Operating Voltage Range: 2.7V to 5.5V

Operating Temperature: -40°C to 85°C

Number of I/O: 23

Data Converters: 8x10b A/D

Quality and Safety Features

Built-in brown-out detection and reset ensures proper operation under fluctuating supply voltages

Power-on Reset (POR) for safe initialization during power-up

Watchdog Timer (WDT) for system recovery in case of software failures

Extensive testing and qualification processes by Microchip Technology for quality assurance

Compatibility

Compatible with a wide range of peripherals due to various communication interfaces

Easily integrated into existing designs with standard TQFP package

Comprehensive support and development tools available from Microchip

Application Areas

Embedded systems, consumer electronics, automotive, IoT devices

Industrial control systems, smart home

Automation, hobbies, and DIY projects

Medical and handheld equipment

Product Lifecycle

The product status is Active, indicating regular manufacture and availability

It is not indicated as nearing discontinuation, and replacements or upgrades can typically be found in the same family

Key Reasons to Choose This Product

Reliable operation ensured by Microchip Technology's stringent quality standards

The optimized balance between performance and power consumption

Suitable for a wide array of applications due to its industrial temperature range and versatility

Long-term availability and support, safeguarding the lifespan of designs

Comprehensive technical documentation and user community support

Proven AVR technology with a strong track record in embedded systems