Q:What are the key specifications for ATMEGA328P-AUR?
The ATMEGA328P‑AUR is an 8‑bit Microchip MCU with a PIC core, 32 KB flash, 2 KB RAM, and a maximum operating frequency of 20 MHz. It operates from 1.8 V to 5.5 V, supports –40 °C to 85 °C temperature range, and comes in a TQFP surface‑mount package. Key I/O features include 23 programmable I/O pins, 8 ADC channels, 6 PWM outputs, 3 timers/counters, and interfaces for I²C (1 channel), SPI (2 channels), UART/USART (1 channel). It also includes brown‑out detect/reset, power‑on reset, watchdog timer, and is RoHS‑compliant.