ATmega328P PDF Datasheet – 8-bit AVR Microcontroller

This is one of the Microcontroller types. An 8-bit AVR microcontroller is a type of microcontroller from the AVR (Alf and Vegard’s RISC processor) family developed by Atmel (now a part of Microchip Technology). These microcontrollers are characterized by their 8-bit CPU architecture, making them suitable for a wide range of embedded system applications where moderate computational power and low power consumption are required.

The Part Number is ATmega328P.

The function of this semiconductor is 8-bit AVR Microcontroller.

Manufacturer: ATMEL, Microchip

Preview images :

ATmega328P pdf


ATmega328P is a low-power CMOS 8-bit microcontroller based on the AVR® enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATmega328/P achieves throughputs close to 1MIPS per MHz. This empowers system designer to optimize the device for power consumption versus processing speed.

This IC is a popular microcontroller chip that is part of the AVR microcontroller family produced by Atmel (now a part of Microchip Technology). This Microcontroller is widely used in various embedded systems and is known for its versatility and ease of use.

Block Diagram

ATmega328P pinout datasheet


1. High Performance, Low Power Atmel®AVR® 8-Bit Microcontroller Family

2. Advanced RISC Architecture

– 131 Powerful Instructions

– Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 20 MIPS Throughput at 20MHz

– On-chip 2-cycle Multiplier

3. High Endurance Non-volatile Memory Segments

– 32KBytes of In-System Self-Programmable Flash program Memory

– 1KBytes EEPROM

– 2KBytes Internal SRAM

– Write/Erase Cycles: 10,000 Flash/100,000 EEPROM

– Data Retention: 20 years at 85°C/100 years at 25°


ATmega328P PDF Datasheet

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