IP Library Granted Patent US 7,674,653
Granted Patent B2
US 7,674,653 · App. 12/316,041 · Granted Mar 9, 2010

Die offset die to bonding

Assignee: Spansion LLC
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Quick Facts
Patent No.
US 7,674,653
App. No.
12/316,041
Granted
Mar 9, 2010
Kind
B2
Abstract

A semiconductor die is provided on a spacer, the die having first and second opposite edges which extend beyond respective first and second opposite edges of the spacer, the first edge of the die extending beyond the first edge of the spacer to a lesser extent than the second edge of the die extends beyond the second edge of the spacer. Furthermore, a first semiconductor die has a plurality of bond pads thereon, a second semiconductor die has a plurality of bond pads thereon, and a substrate has a plurality of bond pads thereon. Each of a first plurality of wires connects a bond pad on the first semiconductor die with a bond pad on the second semiconductor die, and each of a second plurality of wires connects a bond pad on the second semiconductor die with a bond pad on the substrate.

Claims (7)

1. A method of fabricating an electronic device comprising:

providing a substrate;

providing a single spacer;

providing first and second semiconductor integrated circuit die, the first semiconductor integrated circuit die being on the single spacer, the single spacer being on the second semiconductor integrated circuit die, and the second semiconductor integrated circuit die being on the substrate wherein the dimensions of the single spacer are smaller than those of the first semiconductor integrated circuit die and the first semiconductor integrated circuit die is the topmost component in a stack wherein the single spacer is offset from the center of the first semiconductor integrated circuit die;

providing wires connecting bond pads on the first semiconductor integrated circuit die with bond pads on the second semiconductor integrated circuit die, and connecting bond pads on the second semiconductor integrated circuit die with bond pads on the substrate.

2. The method of claim 1 wherein the wires connecting bond pads on the first semiconductor integrated circuit die with bond pads on the second semiconductor integrated circuit die are applied in the direction from the bond pads on the first semiconductor integrated circuit die toward the bond pads on the second semiconductor integrated circuit die.

3. The method of claim 2 wherein the wires connecting bond pads on the second semiconductor integrated circuit die with bond pads on the substrate are applied in the direction from the bond pads on the second semiconductor integrated circuit die toward the bonds pads on the substrate.

Assignments (8)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 15, 2022
From: CYPRESS SEMICONDUCTOR CORPORATION
To: INFINEON TECHNOLOGIES LLC
Reel/Frame 059721/0467 →
RELEASE OF SECURITY INTEREST Recorded Mar 16, 2022
From: MUFG UNION BANK, N.A.
To: CYPRESS SEMICONDUCTOR CORPORATION; SPANSION LLC
Reel/Frame 059410/0438 →
CORRECTIVE ASSIGNMENT TO CORRECT THE 8647899 PREVIOUSLY RECORDED ON REEL 035240 FRAME 0429. ASSIGNOR(S) HEREBY CONFIRMS THE SECURITY INTERST. Recorded Nov 3, 2020
From: CYPRESS SEMICONDUCTOR CORPORATION; SPANSION LLC
To: MORGAN STANLEY SENIOR FUNDING, INC.
Reel/Frame 058002/0470 →
ASSIGNMENT AND ASSUMPTION OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded Oct 28, 2019
From: MORGAN STANLEY SENIOR FUNDING, INC.
To: MUFG UNION BANK, N.A.
Reel/Frame 050896/0366 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 1, 2015
From: SPANSION, LLC
To: CYPRESS SEMICONDUCTOR CORPORATION
Reel/Frame 036049/0581 →
SECURITY INTEREST Recorded Mar 21, 2015
From: CYPRESS SEMICONDUCTOR CORPORATION; SPANSION LLC
To: MORGAN STANLEY SENIOR FUNDING, INC.
Reel/Frame 035240/0429 →
RELEASE OF SECURITY INTEREST Recorded Mar 13, 2015
From: BARCLAYS BANK PLC
To: SPANSION LLC; SPANSION INC.; SPANSION TECHNOLOGY LLC
Reel/Frame 035201/0159 →
SECURITY AGREEMENT Recorded Jun 4, 2010
From: SPANSION LLC; SPANSION INC.; SPANSION TECHNOLOGY INC.; SPANSION TECHNOLOGY LLC
To: BARCLAYS BANK PLC
Reel/Frame 024522/0338 →
Continuity (2)
Division 1182027800 · Jun 18, 2007
Related Publication 20090093084A1 · Apr 9, 2009