Microchip Technology ATMEGA328P-AN Microcontroller

The ATMEGA328P-AN is a high-performance, low-power Microchip picoPower® 8-bit AVR® RISC-based microcontroller that combines 32KB ISP flash memory, 1KB EEPROM, 2KB SRAM, 23 general-purpose I/O lines, 32 general-purpose working registers, three flexible Timer/Counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a 6-channel 10-bit A/D converter (8 channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software-selectable power-saving modes. The device operates between 1.8-5.5 volts.

Designed to achieve throughputs approaching 1 MIPS per MHz, the ATMEGA328P-AN optimizes power consumption versus processing speed. It is widely recognized for its versatility and efficiency in battery-powered applications and other systems seeking power thriftiness. This microcontroller is the brain behind the popular Arduino Uno platform, making it a favorite among hobbyists, educators, and professionals for a variety of rapid prototyping and commercial product developments.

The ATMEGA328P-AN supports a wide range of programming options, including in-system programming by a bootloader, in-circuit serial programming, and parallel programming, allowing for flexibility in the development and update process. Its picoPower technology enables the microcontroller to use its power-saving features to reduce power consumption to a minimum, making it ideal for power-sensitive applications.

Key features of the ATMEGA328P-AN include:

• Advanced RISC Architecture
• Up to 20 MIPS Throughput at 20MHz
• On-chip 2-cycle Multiplier
• Power-on Reset and Programmable Brown-out Detection
• Internal Calibrated Oscillator
• External and Internal Interrupt Sources
• Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby

With its robust feature set and flexibility, the ATMEGA328P-AN is an excellent choice for a wide range of applications, including automation, sensor systems, IoT devices, and much more. Whether you are a seasoned developer or just starting with microcontrollers, the ATMEGA328P-AN provides a dependable and scalable solution for your embedded design projects.