Datolo leveled in the 64th minute when he pounced after keeper Gianluigi Buffon could only parry a header from German Denis and the rebound fell in his path.
The Irish forced five corner kicks but the only test they gave Italian goalkeeper Gianluigi Buffon came off a free kick from 23 yards in the 79th minute that forced Buffon to dive to his right to make the save on Andrews.