Interlayer fringe capacitance (downward direction) (aF/um) Poly Local interconnect Metal1 Metal2 Metal3 Metal4 Local interconnect 51.846 Metal1 46.724 59.496 Metal2 41.222 46.277 67.045 Metal3 43.531 46.708 54.814 69.846 Metal4 38.105 39.709 42.563 46.382 70.522 Metal5 39.908 41.147 43.188 45.592 54.152 82.819