IP Library Granted Patent US 11,355,485
Granted Patent B2
US 11,355,485 · App. 16/818,426 · Granted Jun 7, 2022

Semiconductor die and semiconductor package

Inventors: Yazhou Zhang (Shanghai, CN); Chin-Tien Chiu (Taichung, TW); Shineng Ma (Shanghai, CN)
Assignee: Western Digital Technologies, Inc.
H01L25/18H01L25/0657H01L25/50H01L2225/0651H01L2225/06506H01L2225/06513H01L2225/06517H01L2225/06541H01L2225/06548H01L2225/06558H01L2225/06562H01L2225/06586
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Quick Facts
Patent No.
US 11,355,485
App. No.
16/818,426
Granted
Jun 7, 2022
Kind
B2
Abstract

A semiconductor die is provided. The semiconductor die includes: at least one complementary metal oxide semiconductor (CMOS) circuit module electrically coupled to at least one memory die, the at least one memory die being separated from the semiconductor die; and a controller module electrically coupled to the CMOS circuit module and configured to control the at least one CMOS circuit module and the at least one memory die. A semiconductor package is also provided.

Claims (34)

1. A semiconductor die, comprising:

a base layer;

at least one complementary metal oxide semiconductor (CMOS) circuit disposed on a first side of the base layer and configured to communicate with at least one memory die, wherein the at least one memory die is separated from the semiconductor die;

a controller circuit disposed on the first side of the base layer and configured to control the at least one CMOS circuit and the at least one memory die;

output terminals disposed over the at least one CMOS circuit and the controller circuit, and electrically interconnected with the at least one CMOS circuit and the controller circuit; and

conductive connectors disposed over each of the output terminals.

2. The semiconductor die according to claim 1 , wherein the at least one CMOS circuit comprises an address and/or command control circuitry and is configured to communicate with the at least one memory die to transmit address and/or command signals.

3. The semiconductor die according to claim 1 , wherein the at least one CMOS circuit comprises a logic control array circuit and/or an analog circuit.

4. The semiconductor die according to claim 1 , wherein the controller circuit is configured as an application specific integrated circuit (ASIC).

5. The semiconductor die according to claim 1 , wherein the controller circuit and the at least one CMOS circuit are disposed in the same layer.

6. The semiconductor die according to claim 1 , wherein the controller circuit and the at least one CMOS circuit are disposed on top of each another.

7. The semiconductor die according to claim 1 , wherein the conductive connectors comprise micro-bumps.

8. A semiconductor package, comprising:

an interposer having a first surface and a second surface opposite to the first surface;

a semiconductor die disposed on the first surface of the interposer; and

at least one memory die disposed over the first surface of the interposer and on the semiconductor die, or disposed on the second surface of the interposer;

wherein the semiconductor die comprises:

a base layer;

at least one complementary metal oxide semiconductor (CMOS) circuits, disposed on a first side of the base layer and configured to communicate with at least one memory die, wherein the at least one memory die is separated from the semiconductor die;

a controller circuit, disposed on the first side of the base layer and dedicated to control the at least one CMOS circuit and the at least one memory die;

output terminals disposed over the at least one CMOS circuit and the controller circuit, and electrically interconnected with the at least one CMOS circuit and the controller circuit; and

conductive connectors disposed over each of the output terminals.

9. The semiconductor package according to claim 8 , wherein the semiconductor package does not comprise a substrate.

10. The semiconductor package according to claim 8 , wherein the at least one CMOS circuit comprises an address and/or command control circuitry and is configured to communicate with at least one memory die to transmit address and/or command signals.

11. The semiconductor package according to claim 8 , wherein the at least one CMOS circuit comprises a logic control array circuit and/or an analog circuit.

12. The semiconductor package according to claim 8 , wherein the controller circuit is configured as an application specific integrated circuit (ASIC).

13. The semiconductor package according to claim 8 , wherein the controller circuit and the at least one CMOS circuit are disposed in the same layer.

14. The semiconductor package according to claim 8 , wherein the controller circuit and the at least one CMOS circuit are disposed on top of each another.

15. The semiconductor package according to claim 8 , wherein the conductive connectors comprise micro-bumps.

16. The semiconductor package according to claim 8 , wherein the at least one memory die comprises a plurality of memory dies stacked on top of each other.

17. The semiconductor package according to claim 8 , wherein the memory die is a three-dimensional memory die, and does not include a CMOS circuit.

18. The semiconductor package according to claim 8 , wherein the at least one memory die is disposed on the second surface of the interposer, the semiconductor package further comprising redistribution layers disposed on the first surface and the second surface of the interposer respectively so as to electrically interconnected with the conductive connectors of the semiconductor die and the at least one memory die, respectively.

19. The semiconductor package according to claim 18 , further comprising an underfill layer disposed between the redistribution layer and the semiconductor die to cover all of the conductive connectors.

20. The semiconductor package according to claim 8 , further comprising a molding compound encapsulating the at least one memory die and/or the semiconductor die on the interposer.

Assignments (10)
PARTIAL RELEASE OF SECURITY INTERESTS Recorded Apr 25, 2025
From: JPMORGAN CHASE BANK, N.A., AS AGENT
To: SANDISK TECHNOLOGIES, INC.
Reel/Frame 071382/0001 →
SECURITY AGREEMENT Recorded Apr 25, 2025
From: SANDISK TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 071050/0001 →
PATENT COLLATERAL AGREEMENT Recorded Aug 23, 2024
From: SANDISK TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS THE AGENT
Reel/Frame 068762/0494 →
CHANGE OF NAME Recorded Jun 27, 2024
From: SANDISK TECHNOLOGIES, INC.
To: SANDISK TECHNOLOGIES, INC.
Reel/Frame 067982/0032 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 29, 2024
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: SANDISK TECHNOLOGIES, INC.
Reel/Frame 067567/0682 →
PATENT COLLATERAL AGREEMENT - DDTL LOAN AGREEMENT Recorded Aug 21, 2023
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 067045/0156 →
PATENT COLLATERAL AGREEMENT - A&R LOAN AGREEMENT Recorded Aug 21, 2023
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 064715/0001 →
RELEASE OF SECURITY INTEREST AT REEL 053482 FRAME 0453 Recorded Feb 8, 2022
From: JPMORGAN CHASE BANK, N.A.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 058966/0279 →
SECURITY INTEREST Recorded May 14, 2020
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS AGENT
Reel/Frame 053482/0453 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2020
From: ZHANG, YAZHOU; CHIU, CHIN-TIEN; MA, SHINENG
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 052110/0326 →
Priority Claims (1)
CN 201910575624.9 · Jun 28, 2019 · national
Continuity (1)
Related Publication 20200411496A1 · Dec 31, 2020