Special Features:

Real-time clock module provides time-of-day clock and 100-year calendar with alarm features and battery operation; time of day in seconds, minutes and hours; 12- or 24-hour format

Properties:

A microcircuit specifically designed to generate, modify, or process electrical signals which operate with two distinct or binary states. These states are commonly referred to as on and off, true and false, high and low, or "1" and "0".