IP Library Granted Patent US 10,784,199
Granted Patent B2
US 10,784,199 · App. 16/280,570 · Granted Sep 22, 2020

Component inter-digitated VIAS and leads

Inventor: Christopher Kinney (Folsom, CA)
Assignee: Micron Technology, Inc.
H01L23/5286G11C5/06H01L23/5226H01L23/5227
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Quick Facts
Patent No.
US 10,784,199
App. No.
16/280,570
Granted
Sep 22, 2020
Kind
B2
Abstract

Aspects of the present disclosure are directed to systems and methods to reduce inductance on an integrated circuit package of a memory sub-system. A memory sub-system is also hereinafter referred to as a “memory device.” An example of a memory sub-system is a storage system, such as a SSD, and can be embodied as an integrated circuit package, including but not limited to a pin grid array (PGA), and ball grid array (BGA).

Claims (17)

1. A system comprising:

a substrate material; and

a plurality of memory components positioned upon the substrate material, each of the plurality of memory components comprising:

a package that supports an arrangement of a plurality of electrical contacts;

the plurality of electrical contacts comprising a set of power leads and a set of ground leads, the set of power-leads inter-digitated among the set of ground leads; and

the arrangement of the plurality of electrical contacts comprising paired groupings of electrical contacts that include at least a first paired grouping and a second paired grouping, each paired grouping including a power lead and a ground lead situated a first distance from one another, and wherein the first paired grouping is a second distance from the second paired grouping, the second distance being greater than the first distance.

2. The system of claim 1 , wherein the substrate material comprises a plurality of vias that correspond with each of the plurality of electrical contacts of the package, the plurality of vias including a set of power vias and a set of ground vias.

3. The system of claim 2 , wherein the arrangement of the plurality of electrical contacts is a first arrangement, the substrate material comprises a second arrangement of the plurality of vias, and the second arrangement of the plurality of vias comprises the set of power vias inter-digitated among the set of ground vias.

4. The system of claim 2 , wherein the arrangement of the plurality of electrical contacts is a first arrangement, the substrate material comprises a second arrangement of the plurality of vias, and the second arrangement of the plurality of vias includes pairs that comprise a power via and a ground via situated a threshold distance from one another, the threshold distance calculated to minimize an inductance value between the power lead and the ground lead.

5. The system of claim 1 , wherein the arrangement of the plurality of electrical contacts comprises:

a plurality of electrical contacts that comprise pairs of power leads and ground leads, the pairs of power leads and ground leads comprising at least a first pair; and

the first pair of electrical contacts comprising a power lead and a ground lead situated a threshold distance from one another upon the package, the threshold distance calculated to minimize an inductance value between the power lead and the ground lead.

6. The system of claim 1 , wherein the arrangement of the plurality of electrical contacts further comprises:

an alternating pattern that comprises a power lead from among the set of power leads and a ground lead from among the set of ground leads.

7. The system of claim 1 , wherein the package comprises a ball grid array.

8. The system of claim 1 , wherein the plurality of electrical contacts include a ball-grid array.

9. The system of claim 1 , wherein the plurality of electrical contacts include a pin-grid array.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 15, 2020
From: KINNEY, CHRISTOPHER
To: MICRON TECHNOLOGY, INC.
Reel/Frame 052406/0802 →
RELEASE OF SECURITY INTEREST Recorded Nov 15, 2019
From: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
To: MICRON TECHNOLOGY, INC.
Reel/Frame 051041/0317 →
RELEASE OF SECURITY INTEREST Recorded Oct 14, 2019
From: MORGAN STANLEY SENIOR FUNDING, INC., AS COLLATERAL AGENT
To: MICRON TECHNOLOGY, INC.
Reel/Frame 050724/0392 →
SUPPLEMENT NO. 12 TO PATENT SECURITY AGREEMENT Recorded Apr 19, 2019
From: MICRON TECHNOLOGY, INC.
To: MORGAN STANLEY SENIOR FUNDING, INC., AS COLLATERAL AGENT
Reel/Frame 048948/0677 →
SUPPLEMENT NO. 3 TO PATENT SECURITY AGREEMENT Recorded Apr 19, 2019
From: MICRON TECHNOLOGY, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 048951/0902 →