Part Number: ATmega88-20AU

Manufacturer: Microchip Technology

Description: IC MCU 8BIT 8KB FLASH 32TQFP

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of ATMEGA88-20AU

Category Integrated Circuits (ICs)
Family Embedded – Microcontrollers
Manufacturer Atmel
Series AVR? ATmega
Packaging Tray
Part Status Active
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity I2C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 23
Program Memory Size 8KB (4K x 16)
Program Memory Type FLASH
EEPROM Size 512 x 8
RAM Size 1K x 8
Voltage – Supply (Vcc/Vdd) 2.7 V ~ 5.5 V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Package / Case 32-TQFP
Supplier Device Package 32-TQFP (7×7)

ATMEGA88-20AU Introduction

AVR® improved RISC architecture is the foundation for the low-power CMOS 8-bit Atmel® ATmega48/V/ 88/V/168/V microcontroller. The ATmega48/V/88/V/168/V reaches throughputs of almost 1MIPS per MHz by processing strong instructions in a single clock cycle. This enables system designers to balance the device’s processing speed and power consumption.

ATMEGA88-20AU Features

The ATmega88-20AU microcontroller IC is a popular option for many applications thanks to its many features and advantages. Its sophisticated RISC architecture, which has 131 potent instructions, allows for majority of them to be executed in a single clock cycle, giving it a high processing performance of up to 20 MIPS at 20 MHz. The microcontroller’s great performance is aided by its 32 x 8 general-purpose working registers and static operation.

With up to 16K bytes of internal flash program memory that is self-programmable, 1K bytes of internal SRAM, and 512 bytes of internal EEPROM, the ATmega88-20AU microcontroller IC is well-equipped. Its high-end non-volatile memory segments ensure data preservation for up to 20 years at 85°C or 100 years at 25°C by withstanding up to 10,000 flash write/erase cycles and 100,000 EEPROM write/erase cycles. The microcontroller includes optional boot code sections with independent lock bits to provide in-system programming and actual read-while-write functionality.

one 16-bit timer or counter, Two 8-bit timer/counters, six PWM channels, and an 8-channel 10-bit ADC are among the several input/output options offered by the ATmega88-20AU microcontroller IC. In addition, the microcontroller features two master/slave SPI serial interfaces, a programmable serial USART, and a byte-oriented 2-wire serial interface that is Philips I2C compatible.

The ATmega88-20AU microcontroller IC offers a low power mode that draws about 0.1 A in power-down mode and 0.8 A in power-save mode while incorporating a 32 kHz RTC. The microcontroller supports six sleep modes: prolonged standby, power-down, power-save, ADC noise reduction, and idle.

Overall, the ATmega88-20AU microcontroller IC is a trustworthy, adaptable, user-friendly microcontroller that is compatible with a wide range of programming languages and development tools. It is a popular choice for a variety of applications, including automotive, industrial, consumer, and communication, due to its low power consumption, rapid processing speed, and varied input/output capabilities. The ATmega88-20AU data sheet and related publications are available to those who are eager for additional information.

ATMEGA88-20AU Applications

A powerful and adaptable chip, the ATmega88-20AU microcontroller IC can be used in a variety of applications. The IC can control motors and other devices in robotics, which is one of its common applications. In industrial automation applications, the ATmega88-20AU can be used to monitor sensors and control machinery.

The ATmega88-20AU has many uses in automobile systems, including engine control units (ECUs), dashboard displays, and navigation systems. The IC is particularly suited for usage in battery-powered products such as handheld consumer electronics because of its low power consumption.

The ATmega88-20AU is also used in medical equipment, security systems, and home automation. The IC is appropriate for a variety of applications that call for precise control and monitoring because to its flexible input/output capabilities.

Overall, the ATmega88-20AU microcontroller IC is a potent and adaptable component that can be used in a wide range of applications, from consumer electronics and robotics to industrial automation and automotive systems. Developers and engineers favor it because of its quick processing, low power consumption, and numerous input/output options.

ATMEGA88-20AU Development Tools

The ATmega88-20AU microcontroller IC can be interfaced with using a variety of programming languages and development tools. Among the well-liked ones are:

  • The widely used open-source software, the Arduino Integrated Development Environment (IDE), is used to program Arduino boards. Additionally compatible with the Arduino IDE, the ATmega88-20AU is simple for beginners.
  • An integrated development environment (IDE) for creating and debugging Atmel microcontroller programs is called Atmel Studio. It offers a complete environment for creating and debugging ATmega88-20AU-based applications.
  • CodeVisionAVR is a potent integrated development environment (IDE) for the AVR microcontroller family. It is a piece of proprietary software that offers a variety of functions and libraries and supports the ATmega88-20AU.
  • MPLAB X IDE, a free and open-source development environment, supports the ATmega88-20AU. It is a well-liked tool for creating programs for the AVR microcontroller family.
  • The GNU Compiler Collection (GCC) is a set of free software tools that supports many programming languages, such as C, C++, and assembly. Applications for the ATmega88-20AU microcontroller can be created using GCC.
  • AVRDUDE is a command-line tool for Atmel AVR microcontroller programming. It may be programmed using various programming tools, including the AVRISP mkII and USBasp.
  • For studying and creating applications for the ATmega88-20AU microcontroller, there are numerous online resources in addition to these programming tools. Some beneficial sources are:
  • Documentation for Atmel’s AVR microcontroller: The ATmega88-20AU contains datasheets, application notes, and user manuals.
  • AVR Freaks forum: This is an online group for programmers and lovers of AVR microcontrollers. It is a helpful tool for learning how to program and interface with the ATmega88-20AU as well as for exchanging programming-related knowledge.
  • Libc documentation for AVR The AVR microprocessor family has a free software library called AVR Libc. It offers a selection of typical C language macros and functions for ATmega88-20AU programming.
  • Website AVR-Tutorials: This website offers a selection of tutorials and examples for working with AVR microcontrollers, including the ATmega88-20AU, and programming them.

The ATmega88-20AU microcontroller IC is an all-around capable and adaptable component that may be used in various applications. It is simple to create apps for this microcontroller and incorporate them into different projects, thanks to the availability of various development tools and resources.


The ATmega88-20AU microcontroller IC, in conclusion, is a flexible and strong microcontroller that provides a wide range of capabilities and advantages for a variety of applications. It is suitable for use in a range of applications, including robotics, industrial automation, automotive systems, and consumer electronics, because to its low power consumption, rapid processing speed, and varied input/output capabilities. The microcontroller is simple to use and incorporate into current projects because it is compatible with a variety of programming languages and development tools. The ATmega88-20AU is unquestionably something to think about if you’re seeking for a dependable and high-performance microcontroller IC for your upcoming project.

The ATmega88-20AU microcontroller IC is just one example of the high-quality, economically cost electrical parts we provide at ICRFQ. We also provide expert assistance to help you find the parts you need. So, don’t be scared to ask our team of experts any questions you may have about this equipment. As you start your project, we are here to give you the assurance you need.

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