The ATmega328PPU is a 28pin DIP AVR microcontroller from Atmel (now Microchip). This listing includes 10 pieces of the ATmega328PPU in DIP28 packaging, suitable for through hole, breadboard friendly projects and educational kits. Key benefits Proven 8bit AVR core with broad ecosystem support for reliable development and troubleshooting. Generous on board memory: 32 KB flash for code storage, 1 KB EEPROM for non volatile data, and 2 KB SRAM for runtime data. This combination supports moderately complex applications without external memory. Flexible timing and I/O options: up to 20 MHz operation, multiple I/O pins for interfacing with sensors, displays, and modules, and built in peripherals to handle common tasks. Rich peripheral set: serial interfaces (SPI, I2C/TWI, UART), analog to digital conversion, PWM capable outputs, and multiple timers for precise timing and control. Easy to prototype and modify: DIP28 through hole package facilitates hand soldering and breadboarding, making it ideal for hobbyists and classroom use. Broad compatibility and tooling: widely used in Arduino compatible workflows and standard AVR toolchains, enabling straightforward development and porting. Key attributes Functionality: 8bit AVR microcontroller with integrated program memory, data memory, and peripherals suitable for standalone control tasks. Compatibility: DIP28 package in a throughhole form factor; compatible with common AVR development tools, bootloaders, and software environments. Size and packaging: DIP28 28pin package designed for easy mounting on perf boards, breadboards, and custom PCBs. Material: siliconbased microcontroller die in standard DIP28 encapsulation, manufactured to typical industry specifications for reliability. Performance: supports up to 20 MHz operation with a wide supply voltage range of 1.8 to 5.5 volts, enabling versatile use across different power conditions. Specifications at a glance (typical) Package: DIP28 (throughhole) Core: 8bit AVR Flash memory: 32 KB EEPROM: 1 KB SRAM: 2 KB I/O: multiple general purpose I/O lines Interfaces: SPI, I2C (TWI), UART ADC: builtin analog to digital converter PWM: PWM capable outputs Clock speed: up to 20 MHz Supply voltage: 1.8–5.5 V Applications and use cases Arduino compatible projects and hobbyist electronics: easy integration into breadboardbased experiments, hobby boards, and Arduinostyle projects that require a robust, familiar microcontroller. Sensor hubs and data logging: use the ADC, memory, and peripherals to collect sensor data, store it in EEPROM or flash, and transmit via serial interfaces. Small robotics and automation controllers: manage sensors, actuators, and PWM driven devices with reliable timing and multiple communication options for integration with other modules. Notes This listing provides 10 pieces of ATmega328PPU in DIP28 format, suitable for bulk procurement and multiple project deployments. Ensure bootloader and programming method are appropriate for your project; the microcontroller supports insystem programming and various bootloaders common in AVR ecosystems.