State-dependent capacitance estimation

摘要

Techniques for estimating state-dependent capacitance of a circuit are described herein. In one embodiment, a method for determining a circuit state for a circuit comprises determining a capacitance of the circuit for each one of a plurality of circuit states, and selecting one of the circuit states based on the determined capacitances.

主权项

1. A method for determining a circuit state for a circuit, comprising:
determining a capacitance of the circuit for each one of a plurality of circuit states; selecting one of the circuit states corresponding to a lowest one of the determined capacitances; and placing the circuit in the selected circuit state while powering up the circuit by connecting the circuit to a power supply with a power switch; wherein the circuit comprises a plurality of input drivers, and the method further comprises determining a combination of input logic states for the inputs that places the circuit in the selected circuit state using the input drivers.