Input and output circuit of an integrated circuit chip
AssigneeFaraday Technology Corp.
InventorsHsin-Shih Wang, Shang-Jyh Shieh, Tzu-Pin Shen
Life of this patent
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Abstract
An input and output circuit of an integrated circuit chip for exchanging signals between logic circuits of the integrated circuit chip and a system. The input and output circuit includes a plurality of power rings for providing a plurality of power sources, a plurality of input and output pads for transmitting signals, a sequence of input and output cells for transmitting signals, and a plurality of electrostatic discharge protection cells deposited within the sequence of input and output cells for performing electrostatic discharge protection for the input and output cells, wherein the plurality of electrostatic discharge protection cells are not coupled to any input and output pads.
Claims10
An input and output circuit of an integrated circuit chip for exchanging signals between logic circuits of the integrated circuit chip and a system, the input and output circuit comprising:
- a plurality of power rings for providing a plurality of power sources;
- a plurality of input and output pads for transmitting signals;
- a sequence of input and output cells for transmitting signals;
- and
- a plurality of electrostatic discharge protection cells deposited within the sequence of input and output cells for performing electrostatic discharge protection for the input and output cells, wherein the plurality of electrostatic discharge protection cells are not coupled to any input and output pads.
An input and output circuit of an integrated circuit chip for exchanging signals between logic circuits of the integrated circuit chip and a system, the input and output circuit comprising:
- a plurality of power rings for providing a plurality of power sources;
- a plurality of input and output pads for transmitting signals;
- a sequence of input and output cells for transmitting signals;
- a plurality of electrostatic discharge protection cells deposited within the sequence of the input and output cells for providing electrostatic discharge protection for the input and output cells;
- and
- a plurality of power pads coupled to the plurality of power rings for providing power sources.
Dependencies are inferred from the claim text.