IP Library Granted Patent US 11,610,862
Granted Patent B2
US 11,610,862 · App. 16/147,560 · Granted Mar 21, 2023

Semiconductor packages with chiplets coupled to a memory device

Inventors: Andrew Collins (Chandler, AZ); Jianyong Xie (Chandler, AZ)
Assignee: Intel Corporation
H01L25/0655H01L23/528H01L24/17H01L2924/15311
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Quick Facts
Patent No.
US 11,610,862
App. No.
16/147,560
Granted
Mar 21, 2023
Kind
B2
Abstract

Apparatuses, devices and systems associated with semiconductor packages with chiplet and memory device coupling are disclosed herein. In embodiments, a semiconductor package may include a first chiplet, a second chiplet, and a memory device. The semiconductor package may further include an interconnect structure that couples the first chiplet to a first memory channel of the memory device and the second chiplet to a second memory channel of the memory device. Other embodiments may be described and/or claimed.

Claims (73)

1. A semiconductor package, comprising:

a first chiplet comprising a first memory controller;

a second chiplet comprising a second memory controller, the second memory controller coupled directly to the first memory controller;

a memory device;

a substrate assembly; and

an interconnect structure that couples the first chiplet to a first memory channel of the memory device and the second chiplet to a second memory channel of the memory device, wherein the interconnect structure comprises:

a first EMIB that is embedded within the substrate assembly, wherein the first EMIB couples the first chiplet to the first memory channel; and

a second EMIB that is embedded within the substrate assembly, wherein the second EMIB couples the second chiplet to the second memory channel.

2. The semiconductor package of claim 1 , wherein the interconnect structure comprises an interposer located on the substrate assembly, and wherein the first chiplet, the second chiplet, and the memory device are mounted to the interposer on an opposite side of the interposer from the substrate assembly.

3. The semiconductor package of claim 1 , wherein the interconnect structure comprises an embedded multi-die interconnect bridge (EMIB) that is embedded with the substrate assembly, and wherein the first chiplet, the second chiplet, and the memory device are coupled to the EMIB.

4. The semiconductor package of claim 1 , wherein the interconnect structure further couples a physical layer (PHY) of the first chiplet to a PHY of the second chiplet.

5. The semiconductor package of claim 1 , wherein the interconnect structure couples the first memory controller of the first chiplet directly to the second memory controller of the second chiplet.

6. The semiconductor package of claim 1 , wherein the memory device includes eight memory channels, wherein the eight memory channels are broken up into a plurality of channel clusters, wherein the first chiplet is coupled to a first channel cluster of the plurality of channel clusters and the first channel cluster includes the first memory channel, and wherein the second chiplet is coupled to a second channel cluster of the plurality of channel clusters and the second channel cluster includes the second memory channel.

7. The semiconductor package of claim 6 , wherein the first channel cluster includes four memory channels and the second channel cluster includes four different memory channels.

8. The semiconductor package of claim 1 , wherein the interconnect structure is a first interconnect structure, and wherein the semiconductor package further comprises:

a third chiplet;

a fourth chiplet; and

a second interconnect structure that couples the third chiplet to a third memory channel of the memory device and the fourth chiplet to a fourth memory channel of the memory device.

9. The semiconductor package of claim 1 , wherein the memory device comprises a high performance, high bandwidth memory device.

10. The semiconductor package of claim 1 , wherein the memory device comprises a high bandwidth memory dynamic random-access memory device.

11. A computer device, comprising:

a printed circuit board (PCB);

a semiconductor package mounted to the PCB, including:

a first chiplet comprising a first memory controller;

a second chiplet comprising a second memory controller, the second memory controller coupled directly to the first memory controller;

a memory device that includes a plurality of memory channels separated into channel clusters, each of the channel clusters including at least one memory channel of the plurality of memory channels; and

an interconnect structure that couples the first chiplet to a first channel cluster of the channel clusters and the second chiplet to a second channel cluster of the channel clusters, the memory device to store data for the first chiplet and the second chiplet.

12. The computer device of claim 11 , wherein the semiconductor package further comprises a substrate assembly, and wherein the interconnect structure comprises an interposer located on the substrate assembly.

13. The computer device of claim 11 , wherein the semiconductor package further comprises a substrate assembly, and wherein the interconnect structure includes an embedded multi-die interconnect bridge (EMIB) that is embedded within the substrate assembly.

14. The computer device of claim 13 , wherein the EMIB is a first EMIB, and wherein the semiconductor package further comprises:

a third chiplet;

a fourth chiplet; and

a second EMIB that is embedded within the substrate assembly, wherein the second EMIB couples the third chiplet and the fourth chiplet to the memory device.

15. The computer device of claim 13 , wherein the EMIB is a first EMIB, wherein the interconnect structure further includes a second EMIB that is embedded within the substrate assembly, wherein an input/output (I/O) physical layer (PHY) of the memory device is separated into I/O quadrants, wherein the first EMIB couples the first chiplet to a first I/O quadrant of the I/O quadrants, and wherein the second EMIB couples the second chiplet to a second I/O quadrant of the I/O quadrants.

16. The computer device of claim 11 , wherein the interconnect structure is a first interconnect structure, and wherein the semiconductor package further includes:

a third chiplet;

a fourth chiplet; and

a second interconnect structure that couples the third chiplet to a third channel cluster of the channel clusters and the fourth chiplet to a fourth channel cluster of the channel clusters.

17. The computer device of claim 16 , wherein each of the channel clusters includes two memory channels.

18. The computer device of claim 11 , wherein the memory device comprises a high bandwidth memory (HBM) device.

19. The computer device of claim 11 , wherein the memory device comprises a high bandwidth memory (HBM) dynamic random-access memory device.

20. A semiconductor package, comprising:

a first chiplet;

a second chiplet;

a third chiplet;

a fourth chiplet;

a memory device;

a first interconnect structure that couples the first chiplet to a first memory channel of the memory device and the second chiplet to a second memory channel of the memory device; and

a second interconnect structure that couples the third chiplet to a third memory channel of the memory device and the fourth chiplet to a fourth memory channel of the memory device.

21. A semiconductor package, comprising:

a first chiplet comprising a first memory controller;

a second chiplet comprising a second memory controller, the second memory controller coupled directly to the first memory controller;

a memory device; and

an interconnect structure that couples the first chiplet to a first memory channel of the memory device and the second chiplet to a second memory channel of the memory device, wherein the interconnect structure further couples a physical layer (PHY) of the first chiplet to a PHY of the second chiplet.

22. A semiconductor package, comprising:

a first chiplet comprising a first memory controller;

a second chiplet comprising a second memory controller, the second memory controller coupled directly to the first memory controller;

a memory device;

a first interconnect structure that couples the first chiplet to a first memory channel of the memory device and the second chiplet to a second memory channel of the memory device;

a third chiplet;

a fourth chiplet; and

a second interconnect structure that couples the third chiplet to a third memory channel of the memory device and the fourth chiplet to a fourth memory channel of the memory device.

23. A semiconductor package, comprising:

a first chiplet comprising a first memory controller;

a second chiplet comprising a second memory controller, the second memory controller coupled directly to the first memory controller;

a memory device;

a substrate assembly; and

an interconnect structure that couples the first chiplet to a first memory channel of the memory device and the second chiplet to a second memory channel of the memory device, wherein the interconnect structure comprises an embedded multi-die interconnect bridge (EMIB) that is embedded with the substrate assembly, and wherein the first chiplet, the second chiplet, and the memory device are coupled to the EMIB.

24. A semiconductor package, comprising:

a first chiplet comprising a first memory controller;

a second chiplet comprising a second memory controller, the second memory controller coupled directly to the first memory controller;

a memory device; and

an interconnect structure that couples the first chiplet to a first memory channel of the memory device and the second chiplet to a second memory channel of the memory device, wherein the interconnect structure couples the first memory controller of the first chiplet directly to the second memory controller of the second chiplet.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 6, 2019
From: COLLINS, ANDREW; XIE, JIANYONG
To: INTEL CORPORATION
Reel/Frame 049978/0415 →
Continuity (1)
Related Publication 20200105718A1 · Apr 2, 2020
Cited By (1)
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