Ultra-low power cross-point electronic switch apparatus and method

An electrical switch circuit method adapted to switch digital, high-speed signals with low power, the electrical switch circuit method comprising:

• providing a plurality of input buffers each coupled to an input transmission line of a plurality of input transmission lines, wherein each input buffer utilizes a digital inverter;
• providing a plurality of output buffers each coupled to an output transmission line of a plurality of output transmission lines, wherein each output buffer utilizes a digital inverter;
• and
• providing a plurality of switches each coupled to an associated input transmission line and an associated output transmission line, wherein each of the input transmission line, the output transmission line, and the plurality of switches are in a single line configuration.

An M×M cross-point switch adapted to switch digital, high-speed signals with low power, the M×M cross-point switch comprising:

• one or more tiles each comprising an N×N cross-point switch, wherein each cross-point switch comprises:
• a plurality of input buffers each coupled to an input transmission line of a plurality of input transmission lines, wherein each input buffer utilizes a digital inverter;
• a plurality of output buffers each coupled to an output transmission line of a plurality of output transmission lines, wherein each output buffer utilizes a digital inverter;
• and
• a plurality of switches each coupled to an associated input transmission line and an associated output transmission line, and wherein each of the input transmission line, the output transmission line, and the plurality of switches are in a single line configuration.