SEMICONDUCTOR INTEGRATED CIRCUIT AND METHOD OF OPERATING THE SAME

摘要

A semiconductor integrated circuit and a method operating the same are provided. The semiconductor integrated circuit includes a first clock network configured to divide a clock signal into first output clock signals with a high frequency, a second clock network configured to divide the clock signal into second output clock signals with a non-high frequency, a plurality of selection circuits configured to be connected between the first clock network and the second clock network, and configured to output one of the first output clock signals and the second output clock signals, according to a power mode, and a plurality of clock sinks configured to sink output clock signals respectively output from the selection circuits.

主权项

1. A method of operating a semiconductor integrated circuit, the method comprising:
dividing a clock signal into first output clock signals with a high frequency; dividing the clock signal into second output clock signals with a non-high frequency; and selecting and sinking one of the first output clock signals and the second output clock signals, according to a power mode.