Original price was: ₹120.00.Current price is: ₹114.00.

The ATmega8 is an 8-bit AVR microcontroller by Microchip Technology. It features 8KB of flash memory, 1KB of SRAM, and 512 bytes of EEPROM. Operating at speeds up to 16 MHz, it includes timers, USART, SPI, and ADC peripherals. Widely used in embedded systems, it offers reliability and versatility for diverse applications.



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The ATmega8 is a popular 8-bit microcontroller developed by Atmel (now Microchip Technology) based on the AVR RISC architecture. It is known for its versatility, ease of use, and wide range of applications in embedded systems.

Key Features and Specifications:

  • Architecture: The ATmega8 is based on the AVR Enhanced RISC (Reduced Instruction Set Computing) architecture, which provides high performance and low power consumption.
  • Memory: It includes 8KB of in-system programmable flash memory for storing the program code. This allows for easy reprogramming of the microcontroller without requiring special equipment.
  • RAM: The ATmega8 features 1KB of SRAM (Static Random-Access Memory) for temporary data storage, which is essential for variables and runtime operations.
  • EEPROM: It incorporates 512 bytes of EEPROM (Electrically Erasable Programmable Read-Only Memory), which provides non-volatile storage for data that needs to be retained even when the power is turned off.
  • Clock Speed: The microcontroller can operate at speeds up to 16 MHz, allowing for efficient execution of instructions and handling of time-sensitive tasks.
  • Peripherals:
    • Timers/Counters: Includes multiple 8-bit and 16-bit timers/counters with various operating modes, useful for generating precise timing events and controlling PWM (Pulse Width Modulation) signals.
    • Serial Communication: Supports USART (Universal Synchronous and Asynchronous serial Receiver and Transmitter) for asynchronous serial communication, essential for interfacing with other devices and communication protocols.
    • Analog-to-Digital Converter (ADC): Features an 8-channel 10-bit ADC with selectable voltage reference and differential input mode, enabling the microcontroller to convert analog signals into digital data for processing.
    • SPI (Serial Peripheral Interface) and I2C (Inter-Integrated Circuit): These are serial communication protocols supported by the ATmega8, facilitating communication with external peripherals and sensors.
  • I/O Ports: Available in various package options (28-pin DIP, 32-pin TQFP, etc.) with a number of general-purpose I/O pins, allowing for flexible interfacing with external components and devices.



The ATmega8 is widely used in a variety of embedded applications, including:

  • Consumer Electronics: Used in remote controls, toys, and small appliances due to its low power consumption and versatile I/O capabilities.
  • Industrial Control Systems: Employed in monitoring and control systems for machinery and equipment where reliability and real-time operation are crucial.
  • Automotive Electronics: Found in automotive applications for engine control units (ECUs), dashboard displays, and sensor interfacing.
  • Educational and Hobbyist Projects: Popular in educational settings and among hobbyists for learning and prototyping due to its ease of use and availability of development tools like compilers and simulators.

Development Tools:

Programs for the ATmega8 can be written in C/C++ using compilers like AVR-GCC, and development can be carried out using integrated development environments (IDEs) such as Atmel Studio or third-party tools. Additionally, the microcontroller is well-supported by a community of enthusiasts and developers, providing resources such as libraries, tutorials, and forums for assistance and collaboration.

In conclusion, the ATmega8 microcontroller offers a robust combination of features, performance, and flexibility, making it a preferred choice for a wide range of embedded applications requiring reliable and efficient control and processing capabilities.

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