STACKED TRANSISTOR PHYSICALLY UNCLONABLE FUNCTION

Organization Name

taiwan semiconductor manufacturing company, ltd.

Inventor(s)

Chien-Chen Lin of Hsinchu (TW)

Wei Min Chan of Hsinchu (TW)

Chun-Tse Chou of Hsinchu (TW)

Chien Hui Huang of Hsinchu (TW)

Yung-Ning Tu of Hsinchu (TW)

STACKED TRANSISTOR PHYSICALLY UNCLONABLE FUNCTION

This abstract first appeared for US patent application 20240413100 titled 'STACKED TRANSISTOR PHYSICALLY UNCLONABLE FUNCTION

Original Abstract Submitted

an ic device includes a first and second stacked transistor structures including respective first and second and third and fourth transistors in a semiconductor substrate, first and second bit lines and a word line on one of a front or back side of the semiconductor substrate, and a power supply line on the other of the front or back side. the first transistor includes a source/drain (s/d) terminal electrically connected to the first bit line, a s/d terminal electrically connected to a s/d terminal of the second transistor, and a gate electrically connected to the word line, the third transistor includes a s/d terminal electrically connected to the second bit line, a s/d terminal electrically connected to a s/d terminal of the fourth transistor, and a gate electrically connected to the word line, and the second and fourth transistors include s/d terminals electrically connected to the power supply line.