Electronic component and semiconductor device, method of fabricating the same, circuit board mounted with the same, and electronic appliance comprising the circuit board
First Claim
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1. An integrated type semiconductor device comprising:
- a first semiconductor device having a first semiconductor chip, first electrodes, a first resin layer, a first interconnecting line and an external electrode, the first resin layer provided on a first surface of the semiconductor chip, the first interconnecting line electrically connected to one of the first electrodes, the first interconnecting line having a connecting portion formed on the first resin layer, and the external electrode being a wire electrically connected to one of the first electrodes on which the first interconnecting line is not provided; and
a second semiconductor device having a second electrode and a bump, the second electrode provided on a first surface of the second semiconductor device, the bump electrically connected to the second electrode and connected to the connecting portion of the interconnecting line, the first surface of the second semiconductor device facing to the first surface of the first semiconductor chip.
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Abstract
An integrated type semiconductor device that is capable of reducing cost or improving the reliability of connecting semiconductor chips together or chips to a circuit board. One embodiment of such an integrated type semiconductor device comprises a first semiconductor device having a semiconductor chip with electrodes, a stress-relieving layer prepared on the semiconductor chip, a wire formed across the electrodes and the stress-relieving layer, and solder balls formed on the wire over the stress-relieving layer; and a bare chip as a second semiconductor device to be electrically connected to the first semiconductor device.
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Citations
11 Claims
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1. An integrated type semiconductor device comprising:
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a first semiconductor device having a first semiconductor chip, first electrodes, a first resin layer, a first interconnecting line and an external electrode, the first resin layer provided on a first surface of the semiconductor chip, the first interconnecting line electrically connected to one of the first electrodes, the first interconnecting line having a connecting portion formed on the first resin layer, and the external electrode being a wire electrically connected to one of the first electrodes on which the first interconnecting line is not provided; and a second semiconductor device having a second electrode and a bump, the second electrode provided on a first surface of the second semiconductor device, the bump electrically connected to the second electrode and connected to the connecting portion of the interconnecting line, the first surface of the second semiconductor device facing to the first surface of the first semiconductor chip. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An integrated type electronic component comprising:
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a semiconductor device having a first semiconductor chip, first electrodes, a first resin layer and an interconnecting line, the first resin layer provided on a first surface of the first semiconductor chip, the interconnecting line electrically connected to one of the first electrodes, the interconnecting line having a connecting portion formed on the first resin layer; an external electrode being apart from the semiconductor device; a wire electrically connecting one of the first electrodes on which the interconnecting line is not provided and the external electrode; and an electronic component having a second electrode and a bump, the second electrode provided on a first surface of the electronic component, the bump electrically connected to the second electrode and connected to the connecting portion of the interconnecting line, the first surface of the electronic component facing to the first surface of the first semiconductor chip.
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11. An integrated type electronic component comprising:
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a first electronic component having first electrodes, a first resin layer, an interconnecting line, the first resin layer provided on a first surface of the first electronic component, the interconnecting line electrically connected to one of the first electrodes, the interconnecting line having a connecting portion formed on the first resin layer; an external electrode being apart from the first electronic component; a wire electrically connecting one of the first electrodes on which the interconnecting line is not provided and the external electrode; and a second electronic component having a second electrode and a bump, the second electrode provided on a first surface of the second electronic component, the bump electrically connected to the second electrode and connected to the connecting portion of the interconnecting line, the first surface of the second electronic component facing to the first surface of the first electronic component.
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Specification