US 12,237,669 B2
Semiconductor integrated circuit
Kang Min Lee, Milpitas, CA (US); Kwang Kyung Lee, Milpitas, CA (US); Seung Cheol Bae, Milpitas, CA (US); Young Jin Yoon, Milpitas, CA (US); Sang Min Jun, Milpitas, CA (US); and Sun Byeong Yoon, Milpitas, CA (US)
Assigned to Integrated Silicon Solution Inc., Milpitas, CA (US)
Filed by Integrated Silicon Solution Inc., Milpitas, CA (US)
Filed on Feb. 20, 2023, as Appl. No. 18/111,662.
Prior Publication US 2024/0283440 A1, Aug. 22, 2024
Int. Cl. H02H 9/00 (2006.01); H01L 27/02 (2006.01); H03K 17/082 (2006.01)
CPC H02H 9/001 (2013.01) [H01L 27/0288 (2013.01); H03K 17/0822 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A semiconductor integrated circuit, comprising:
a first switch circuit;
a logic circuit, coupled to the first switch circuit, a first floating diffusion point being defined between the first switch circuit and the logic circuit;
a second switch circuit, coupled to the logic circuit, a second floating diffusion point being defined between the second switch circuit and the logic circuit; and
a voltage holding circuit, coupled to the first floating diffusion point and the second floating diffusion point, and used to adjust voltages of the first and second floating diffusion points to increase or decrease the voltage of the first floating diffusion point and the voltage of the second diffusion floating point;
wherein the voltage holding circuit comprises a plurality of voltage holding units and a plurality of control units, the voltage holding units include a first voltage holding unit and a second voltage holding unit, the first voltage holding unit is coupled to the first floating diffusion point, the second voltage holding unit is coupled to the second floating diffusion point, the control units are disposed between the voltage holding units and the logic circuit, and the control units are used to control ON and OFF of the first and second voltage holding units.