The present disclosure attempts to provide a capacitor cell having a large capacitance value per unit area in a semiconductor integrated circuit device using a three-dimensional transistor device. A logic cell includes a three-dimensional transistor device. A capacitor cell includes a three-dimensional transistor device. A length of a portion, of a local interconnect, which protrudes from a three-dimensional diffusion layer in a direction away from a power supply interconnect in the capacitor cell is greater than a length of a portion, of a local interconnect, which protrudes from a three-dimensional diffusion layer in a direction away from a power supply interconnect in the logic cell.

A method includes a first set of active areas extending in a first direction and separated from each other along a second direction in a cell; first and second gate s that cross the first set of active areas along the second direction, the first gate being shared by a first transistor of a first type and a second transistor of a second type and the second gate being shared by a third transistor of the first type and a fourth transistor of the second type; and a set of conductive lines arranged in three metal tracks in the cell and coupling at least one of terminals of the first to fourth transistors to another one of the terminals of the first to fourth transistor. The first transistor is turned off to electrically disconnect a source/drain terminal of the first transistor from a source/drain terminal of the fourth transistor.

Provided is a semiconductor integrated circuit device including a nanowire field effect transistor (FET) and having a layout configuration effective for making manufacturing the device easy. A standard cell having no logical function is disposed adjacent to a standard cell having a logical function. The standard cell includes nanowire FETs having nanowires and pads. The standard cell further includes dummy pads, which have no contribution to a logical function of a circuit.

Provided is a semiconductor integrated circuit device including a nanowire field effect transistor (FET) and having a layout configuration effective for making manufacturing the device easy. A standard cell having no logical function is disposed adjacent to a standard cell having a logical function. The standard cell includes nanowire FETs having nanowires and pads. The standard cell further includes dummy pads, which have no contribution to a logical function of a circuit.

The semiconductor structure includes a semiconductor substrate having active regions; field-effect devices disposed on the semiconductor substrate, the field-effect devices including gate stacks with elongated shape oriented in a first direction; a first metal layer disposed over the gate stacks, the first metal layer including first metal lines oriented in a second direction being orthogonal to the first direction; a second metal layer disposed over the first metal layer, the second metal layer including second metal lines oriented in the first direction; and a third metal layer disposed over the second metal layer, the third metal layer including third metal lines oriented in the second direction. The first, second, and third metal lines have a first thickness T.sub.1, a second thickness T.sub.2, and t a third thickness T.sub.3, respectively. The second thickness is greater than the first thickness and the third thickness.

The present disclosure attempts to provide a capacitor cell having a large capacitance value per unit area in a semiconductor integrated circuit device using a three-dimensional transistor device. A logic cell includes a three-dimensional transistor device. A capacitor cell includes a three-dimensional transistor device. A length of a portion, of a local interconnect, which protrudes from a three-dimensional diffusion layer in a direction away from a power supply interconnect in the capacitor cell is greater than a length of a portion, of a local interconnect, which protrudes from a three-dimensional diffusion layer in a direction away from a power supply interconnect in the logic cell.

An integrated circuit including a first standard cell placed continuously on a row having a first height and a row having a second height different from the first height. The integrated circuit also includes a second standard cell continuously placed on a row having the first height and a row having the second height, a plurality of first power lines formed on boundaries of the plurality of rows and configured to supply a first supply voltage to the standard cells, and a plurality of second power lines formed on boundaries of the plurality of rows and configured to supply a second supply voltage to the standard cells. A placement sequence of the power lines supplying a voltage to the first standard cell being different from a placement sequence of the power lines supplying a voltage to the second standard cell.

The semiconductor structure includes a semiconductor substrate having active regions; field-effect devices disposed on the semiconductor substrate, the field-effect devices including gate stacks with elongated shape oriented in a first direction; a first metal layer disposed over the gate stacks, the first metal layer including first metal lines oriented in a second direction being orthogonal to the first direction; a second metal layer disposed over the first metal layer, the second metal layer including second metal lines oriented in the first direction; and a third metal layer disposed over the second metal layer, the third metal layer including third metal lines oriented in the second direction. The first, second, and third metal lines have a first thickness T.sub.1, a second thickness T.sub.2, and t a third thickness T.sub.3, respectively. The second thickness is greater than the first thickness and the third thickness.

An integrated circuit includes a first standard cell including a first first-type transistor, a first second-type transistor, a third second-type transistor, and a third first-type transistor, a second standard cell including a second first-type transistor, a second second-type transistor, a fourth second-type transistor and a fourth first-type transistor, a plurality of wiring layers which are disposed on the first and second standard cells and includes a first wiring layer, a second wiring layer, and a third wiring layer sequentially stacked. A source contact of the first first-type transistor and a source contact of the second first-type transistor are electrically connected through a first power rail of the plurality of wiring layers, and a source contact of the third first-type transistor and a source contact of the fourth first-type transistor are electrically connected through a second power rail of the plurality of wiring layers.

An integrated circuit is disclosure. The integrated circuit includes a first pair of power rails, a set of conductive lines arranged in the first layer parallel to the first pair of power rails, a first set of active areas. The integrated circuit further includes a first gate arranged along the second direction, between the first pair of power rails, and crossing the first set of active areas in a layout view, wherein the first gate is configured to be shared by a first transistor of a first type and a second transistor of a second type; and a second gate and a third gate, in which the second gate is configured to be a control terminal of a third transistor, and the third gate is configured to be a control terminal of a fourth transistor which is coupled to the control terminal of the third transistor.