mega 555The 555 block diagram represent the internal structure of 555. It contain a voltage divider, 2 comparators, SR flip-flop, output driver. The voltage divider produce 13 Vcc, 23 Vcc voltages.555 Mega Store Private Limitedprovides you the best range of Ceramic Crockery, Plastic Products, Tea, Fresh Vegetables, Rubber Parts, Health Drink