Abstract: In an embodiment an electronic circuit includes a first grid configured to be biased with a potential different from ground, the first grid including conductive tracks arranged in a first level of the electronic circuit and conductive tracks arranged in a second level of the electronic circuit, wherein the first grid is configured to power a first circuit at least partially implemented in a level arranged below the first and second levels, and wherein the conductive tracks are arranged in the first level extending along a first direction and being separated from one another by spacings and a conductive rail coupling a first node and a second circuit by crossing the first grid, wherein the conductive rail is insulated from the first grid and configured to be biased with a potential different from the ground, and wherein the conductive rail includes conductive tracks arranged in the first level of the electronic circuit along the first direction and in the spacings of the conductive tracks.