Patent ID: 8259496

Claim:
A semiconductor device comprising: a first area including first, second, third and fourth transistors each being of a first channel type; and a second area including fifth, sixth, seventh, eighth, ninth, tenth, eleventh and twelfth transistors each being of a second channel type; the first area comprising, a first gate electrode including first and second segments each extending in a first direction in substantially parallel to each other, the first segment including a first portion serving as a gate of the first transistor and a second portion serving as a gate of the second transistor, the second segment including a third portion serving as the gate of the first transistor and a fourth portion serving as the gate of the second transistor, a second gate electrode including third and fourth segments each extending in the first direction in substantially parallel to each other, the third segment including a fifth portion serving as a gate of the third transistor and a sixth portion serving as a gate of the fourth transistor, the fourth segment including a seventh portion serving as the gate of the third transistor and an eighth portion serving as the gate of the fourth transistor, the first, third, fifth and seventh portions being arranged substantially in line in a second direction that is substantially perpendicular to the first direction, and the second, fourth, sixth and eighth portions being arranged substantially in line in the second direction; and the second area comprising, a third gate electrode including fifth and sixth segments each extending in the first direction in substantially parallel to each other, the fifth segment serving as a gate of the fifth transistor, the sixth segment serving as a gate of the sixth transistor, a fourth gate electrode including seventh and eighth segments each extending in the first direction in substantially parallel to each other, the seventh segment serving as agate of the seventh transistor, the eighth segment serving as a gate of the eighth transistor, a fifth gate electrode extending in the first direction and including ninth and tenth portions, the ninth portion serving as a gate of the ninth transistor, the tenth portion serving as a gate of the tenth transistor, a sixth gate electrode extending in the first direction and including eleventh and twelfth portions, the eleventh portion serving as a gate of the eleventh transistor, the twelfth portion serving as a gate of the twelfth transistor, the fifth and sixth segments and the ninth and eleventh portions being arranged substantially in line in the second direction, and the seventh and eighth segments and the tenth and twelfth portions being arranged substantially in line in the second direction.