IP Library › Granted Patent US 12,272,691
Granted Patent B2
US 12,272,691 · App. 18/190,936 · Granted Apr 8, 2025

Semiconductor and circuit structures, and related methods

Inventors: Chang-Fen Hu (Hsinchu, TW); Shao-Yu Li (Hsinchu, TW); Kuo-Ji Chen (New Taipei, TW); Chih-Peng Lin (Hsinchu, TW); Chuei-Tang Wang (Taichung, TW); Ching-Fang Chen (Taichung, TW)
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
H01L27/092H01L23/5383H01L25/0655H01L25/50H01L25/0657
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Quick Facts
Patent No.
US 12,272,691
App. No.
18/190,936
Granted
Apr 8, 2025
Kind
B2
Abstract

A circuit structure is provided. The circuit structure may include a first die area including an output gate, a second die area including a circuit and an input gate and a die-to-die interconnect. The input gate may include a transistor. The circuit may be connected between the die-to-die interconnect and a gate region of the transistor. The circuit may include a MOS transistor. A first source/drain region of the MOS transistor may be connected to the die-to-die interconnect.

Claims (58)

1. A circuit structure, comprising:

a first die area comprising an output logic gate;

a second die area comprising a circuit and an input logic gate; and

a die-to-die interconnect;

wherein the input logic gate comprises a transistor, wherein the circuit is connected between the die-to-die interconnect and a gate region of the transistor;

wherein the circuit comprises a MOS transistor,

wherein a first source/drain region of the MOS transistor is connected to the die-to-die interconnect.

2. The circuit structure of claim 1 ,

wherein the MOS transistor is a PMOS transistor,

wherein the circuit comprises an NMOS transistor,

wherein the first source/drain region of the PMOS transistor is connected to a first source/drain region of the NMOS transistor, and

wherein a second source/drain region of the PMOS transistor is connected to a second source/drain region of the NMOS transistor and the gate region of the transistor.

3. The circuit structure of claim 1 ,

wherein the MOS transistor is a first PMOS transistor,

wherein the circuit comprises a first NMOS transistor, a second PMOS transistor and a second NMOS transistor,

wherein a first source/drain region of the second PMOS transistor is connected to a first source/drain region of the second NMOS transistor and the gate region of the transistor.

4. The circuit structure of claim 3 , wherein a second source/drain region of the first PMOS transistor is connected to a second source/drain region of the first NMOS transistor,

wherein a second source/drain region of the second PMOS transistor is connected to a second source/drain region of the second NMOS transistor,

wherein the second source/drain region of the first PMOS transistor is connected to the second source/drain region of the second PMOS transistor.

5. The circuit structure of claim 3 , wherein a second source/drain region of the first PMOS transistor is connected to a second source/drain region of the second PMOS transistor,

a second source/drain region of the first NMOS transistor is connected to a second source/drain region of the second NMOS transistor.

6. The circuit structure of claim 1 , wherein the die-to-die interconnect is electrically connected to the gate region of the transistor only via the circuit.

7. The circuit structure of claim 1 , wherein the first die area comprises a first standard cell that comprises the output logic gate.

8. The circuit structure of claim 7 , wherein the second die area comprises a second standard cell that comprises the input logic gate.

9. The circuit structure of claim 8 , wherein the second standard cell comprises the circuit.

10. The circuit structure of claim 1 , wherein the first die and the second die are in a same package.

11. The circuit structure of claim 10 , wherein the package is a chip-on-wafer-on-substrate (CoWoS) package or an integrated fan-out (InFO) package.

12. A semiconductor structure, comprising:

a first die;

a second die comprising a first transistor;

a die-to-die interconnect electrically coupling the first die and the second die; and

a semi-conductive path between the die-to-die interconnect and a gate region of the first transistor,

wherein a discharge path is electrically connected in parallel to the semi-conductive path, wherein the discharge path is configured to be electrically conductive in response to a presence of an amount of electric charges sufficient to break down a gate dielectric of the first transistor, and

wherein the semi-conductive path is configured to be electrically conductive in response to a presence of a control voltage being greater than a threshold voltage, and is configured to be electrically non-conductive in response to an absence of the control voltage being greater than the threshold voltage.

13. The semiconductor structure of claim 12 , wherein the second die comprises:

a second transistor comprising a gate region, a first source/drain region and a second source/drain region, wherein the second transistor is connected between the die-to-die interconnect and the gate terminal of the first transistor.

14. The semiconductor structure of claim 13 , wherein the first source/drain region of the second transistor is connected to the die-to-die interconnect.

15. The semiconductor structure of claim 14 , wherein the first source/drain region of the second transistor is conductively connected to the die-to-die interconnect.

16. A circuit structure, comprising:

a first die area comprising a MOS transistor and an input logic gate having a gate region; and

a die-to-die interconnect,

wherein the MOS transistor is connected between the die-to-die interconnect and the gate region of the input logic gate, and wherein a first source/drain region of the MOS transistor is connected to the die-to-die interconnect.

17. The circuit structure of claim 16 ,

wherein the MOS transistor is a PMOS transistor,

wherein the first die area further comprises an NMOS transistor,

wherein the first source/drain region of the PMOS transistor is connected to a first source/drain region of the NMOS transistor, and

wherein a second source/drain region of the PMOS transistor is connected to a second source/drain region of the NMOS transistor and the gate region of the input logic gate.

18. The circuit structure of claim 16 ,

wherein the MOS transistor is a first PMOS transistor,

wherein the first die area further comprises a first NMOS transistor, a second PMOS transistor and a second NMOS transistor,

wherein a first source/drain region of the second PMOS transistor is connected to a first source/drain region of the second NMOS transistor and the gate region of the input logic gate.

19. The circuit structure of claim 18 ,

wherein a second source/drain region of the first PMOS transistor is connected to a second source/drain region of the first NMOS transistor,

wherein a second source/drain region of the second PMOS transistor is connected to a second source/drain region of the second NMOS transistor,

wherein the second source/drain region of the first PMOS transistor is connected to the second source/drain region of the second PMOS transistor.

20. The circuit structure of claim 18 ,

wherein a second source/drain region of the first PMOS transistor is connected to a second source/drain region of the second PMOS transistor,

a second source/drain region of the first NMOS transistor is connected to a second source/drain region of the second NMOS transistor.

Continuity (3)
Continuation 17357803 · Jun 24, 2021
Provisional Application 63159653 · Mar 11, 2021
Related Publication 20230238380A1 · Jul 27, 2023
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