Transistor with I/O ports in an active area of the transistor

A semiconductor device comprising:

• an active region formed in a substrate, the active region including input fingers, output fingers, and common fingers disposed within the substrate and oriented substantially parallel to one another;
• an input port electrically connected to the input fingers;
• an output port electrically connected to the output fingers;
• and
• a common region interposed between a pair of the common fingers, the common region being located at an intermediate region of each of the common fingers of the pair and the common region being electrically connected to each of the common fingers of the pair, wherein the common fingers are spaced apart by a first gap at a first side of the common region, the common fingers are spaced apart by a second gap at a second side of the common region, the input port is located in the first gap within the active region and the output port is located in the second gap within the active region, and the common region is electrically isolated from each of the first and second output ports.

A semiconductor device comprising:

• an active region formed in a substrate, the active region including input fingers, output fingers, and common fingers disposed within the substrate and oriented substantially parallel to one another;
• an input bond pad electrically connected to the input fingers;
• an output bond pad electrically connected to the output fingers;
• and
• a common region electrically connected to the common fingers, the common region including a via connection that extends through the substrate and connects to a common node of the semiconductor device, wherein at least one of the input and output bond pads is positioned within the active region between a pair of the common fingers, and each of the input and output bond pads is configured for wire bonding.

A semiconductor device comprising an active region formed in a substrate, the active region including:

• a common electrode on the substrate having a central portion and at least a pair of common fingers extending along a first direction at first and second sides of the central portion of the common electrode such that:
• a first gap between the pair of common fingers is disposed at a third side of the central portion of the common electrode that is adjacent to the first and second sides of the central portion of the common electrode;
• and
• a second gap between the pair of common fingers is disposed at a fourth side of the central portion of the common electrode that is adjacent to the first and second sides of the central portion of the common electrode and opposite the third side of the central portion of the common electrode;
• an input electrode having at least two input fingers on the substrate extending along the first direction on opposite sides of the common electrode;
• and
• an output electrode having at least two output fingers on the substrate extending along the first direction on opposite sides of the common electrode;
• wherein a portion of one of the input electrode and the output electrode extends between the pair of common fingers within the first gap.