ATmega8A Microcontroller – 8-Bit AVR Controller IC with 8KB Flash (DIP-28)
The ATmega8A is a high-performance, low-power 8-bit AVR microcontroller featuring 8KB Flash, 1KB SRAM, 512 Bytes EEPROM, and 23 programmable I/O lines. Known for its stability and efficiency, it is widely used in embedded systems, Arduino-compatible boards, and DIY electronics. The DIP-28 package is ideal for breadboard and prototyping use.
 
Key Features:
8-bit AVR RISC Architecture
Executes instructions in a single clock cycle for fast performance.
8KB Flash Memory
Store user programs and firmware securely.
23 Programmable I/O Pins
Ideal for interfacing sensors, modules, and digital/analog devices.
Integrated Peripherals
Includes SPI, I2C (TWI), USART, 10-bit ADC (6 channels), and timers.
ISP Support
Easily programmable via standard SPI programmers.
Low Power Modes
Suitable for battery-powered and energy-sensitive designs.
 
Applications:
Arduino-compatible boards (like Arduino NG and custom variants)
Embedded control systems
Sensor-based and automation projects
Educational microcontroller kits
Hobby and DIY electronics
Robotics and mechatronics
 
Package Includes:
1 × ATmega8A Microcontroller IC 
 
Specifications:
Flash Memory: 8KB
SRAM: 1KB
EEPROM: 512 Bytes
I/O Pins: 23
ADC: 10-bit, 6 channels
Timers: 2 × 8-bit, 1 × 16-bit
Communication Interfaces: SPI, USART, I2C (TWI)
Clock Speed: Up to 16 MHz
Operating Voltage: 2.7V – 5.5V
Package Type: DIP-28
Mounting Type: Through-hole
 
Dimensions:
Length: 35 mm
Width: 7.5 mm
Pin Pitch: 2.54 mm
 
Weight: 2.5 g
 
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