ATMEGA328P-U Microcontroller - DIP-28 Package, 20 MHz, 32KB Flash, 2KB SRAM

The ATMEGA328P-U is an 8-bit AVR microcontroller from Microchip Technology, optimized for high-performance, low-power applications. It is housed in a 28-pin PDIP (Plastic Dual In-line Package), making it ideal for prototyping and through-hole applications.

The microcontroller operates at up to 20 MHz, featuring 32KB of in-system programmable Flash memory, 2KB of SRAM, and 1KB of EEPROM. With an extensive range of peripheral features, such as 23 programmable I/O lines, 6-channel 10-bit ADC, USART, SPI, and I2C interfaces, it provides a versatile solution for embedded applications like IoT devices, automation, and sensor systems.

The ATMEGA328P-U offers six different sleep modes, including Idle, ADC Noise Reduction, Power-down, Power-save, Standby, and Extended Standby, to reduce power consumption effectively.

• High-Performance RISC Architecture: Executes instructions in a single clock cycle for maximum efficiency, achieving up to 20 MIPS at 20 MHz.
• Ample On-Chip Memory: Includes 32KB of Flash memory for program storage, 2KB SRAM for data handling, and 1KB EEPROM for non-volatile data storage.
• Versatile I/O Options: Offers 23 programmable I/O lines with multiple pin functions, including digital I/O, PWM, ADC, and communication interfaces.
• Integrated Peripherals: Features a 6-channel 10-bit ADC, programmable USART, SPI, I2C, and 6 PWM channels for comprehensive communication and control applications.
• Wide Operating Voltage Range: Operates from 1.8V to 5.5V, providing flexibility for various power supply conditions and battery-operated devices.
• Multiple Power-Saving Modes: Supports six sleep modes to minimize power consumption, making it suitable for low-power and energy-efficient applications.