The digital output varies from 0-255. ADC needs a clock to operate. The time taken to convert the analog to digital value depends on the clock source. An external clock can be given to CLK IN pin no.4. A suitable RC circuit is connected between the clock IN and clock R pins to use the internal clock.
Generation Y definition. The term Millennials generally refers to the generation of people born between the early 1980s and the early 2000s. Perhaps the most commonly used birth range for this group is 1982-2000.
But mostly Generation Y is a made-up generation when it became obvious that young kids didn't really fit with the cool Generation X aesthetic but not enough of them had been born to make a new generation designation. NOTE: Generation Y is a fake, made-up thing. Do not worry about it. Millennials.