| 摘要 |
The present invention discloses a power supply wiring method for stabilizing operation of a semiconductor integrated circuit device. A power supply mesh 24 , which is arranged on an upper layer of a basic power supply wires 18 for supplying power to a logic circuit portion 13 , includes vertical reinforcing power supply wires 22 and lateral reinforcing power supply wires 23 . The widths of the vertical reinforcing power supply wires and lateral reinforcing power supply wires are optimized to mitigate IR drop or excessive current density in each division unit u 0. |
