Semiconductor chip and semiconductor device using the semiconductor chip
First Claim
1. A semiconductor chip having a rewiring layer superposed, through an insulating layer, on a circuit-formed region including a digital circuit and an analog circuit, said rewiring layer being formed integral with said chip, wherein all of or a part of said analog circuit susceptible to noise formed on said circuit-formed region and a wire forming said rewiring layer are arranged not to overlap each other through said insulating layer,wherein bump-setting wires are formed by wires obtained from said rewiring layer, wherein said bump-setting wires are connected at one end to input/output terminals formed in said circuit-formed region and have bumps formed at the other end thereof.
2 Assignments
0 Petitions
Accused Products
Abstract
A semiconductor chip of rewiring layer-integral type capable of preventing a maloperation by noise and a deterioration of communication characteristics and a semiconductor device with excellent communication characteristics; the semiconductor chip, wherein a rewiring layer (3) is formed on a circuit formed surface (1a) through an insulating layer (2) so as to form an antenna coil (4) with the rewiring layer (3), the antenna coil (4) is formed around the periphery of an analog circuit (21) on the circuit formed surface (1a) by avoiding forming on the analog circuit (21), the analog circuit (21) may be formed by collecting analog circuits to be formed in the semiconductor chip (1A) therein, may be one of the particularly noise-susceptible analog circuits such as a power circuit, a calculation amplifier, a comparison amplifier, an RF receiving part, an RF transmitting part, an RF synthesizer part, and a voltage build-up circuit and an amplifying circuit forming a part of a memory part, or may be a coil provided in a part of the analog circuit formed in the semiconductor chip (1A).
43 Citations
8 Claims
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1. A semiconductor chip having a rewiring layer superposed, through an insulating layer, on a circuit-formed region including a digital circuit and an analog circuit, said rewiring layer being formed integral with said chip, wherein all of or a part of said analog circuit susceptible to noise formed on said circuit-formed region and a wire forming said rewiring layer are arranged not to overlap each other through said insulating layer,
wherein bump-setting wires are formed by wires obtained from said rewiring layer, wherein said bump-setting wires are connected at one end to input/output terminals formed in said circuit-formed region and have bumps formed at the other end thereof.
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2. A semiconductor chip having a rewiring layer superposed, through an insulating layer, on a circuit-formed region including a digital circuit and an analog circuit, said rewiring layer being formed integral with said chip, wherein a wire formed from said rewiring layer and at least one of noise-susceptible circuits formed on said circuit-formed region including a power circuit, an operational amplifier, a comparison amplifier, an RE receiving part, an RF transmitting part, and an RF synthesizer, are arranged not to overlap each other through said insulating layer,
wherein bump-setting wires are formed by wires obtained from said rewiring layer, wherein said bump-setting wires are connected at one end to input/output terminals formed in said circuit-formed region and have bumps formed at the other end thereof.
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3. A semiconductor chip having a rewiring layer superposed, through an insulating layer, on a circuit-formed region including a digital circuit and an analog circuit, said rewiring layer being formed integral with said chip, wherein a noise-susceptible coil formed on said circuit-formed region and a wire formed from said rewiring layer are arranged not to overlap each other through said insulating layer.
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5. A semiconductor chip having a rewiring layer superposed, through an insulating layer, on a circuit-formed region including a digital circuit and an analog circuit, said rewiring layer being formed integral with said chip, wherein all of or a part of said analog circuit susceptible to noise formed on said circuit-formed region and a wire forming said rewiring layer are arranged not to overlap each other through said insulating layer,
wherein circuits formed in said circuit-formed region constitute a radio communication circuit for transmitting, receiving or exchanging signals of frequencies of 800 MHz or higher with an external device.
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6. A semiconductor device having a semiconductor chip mounted on a substrate of predetermined dimensions and shape, wherein in said semiconductor chip, a rewiring layer is superposed on a circuit-formed region having a digital circuit and an analog circuit through an insulating layer and formed integral with said chip, and wherein a wire formed from said rewiring layer and all of or a part of said analog circuit susceptible to noise formed on said circuit-formed region are formed so as not to overlap each other through said insulating layer,
wherein bump-setting wires are formed by wires obtained from said rewiring layer, wherein said bump-setting wires are connected at one end to input/output terminals formed in said circuit-formed region and have bumps formed at the other end thereof.
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7. A semiconductor device having a semiconductor chip mounted on a substrate of predetermined dimensions and shape, wherein in said semiconductor chip, a rewiring layer is superposed on a circuit-formed region having a digital circuit and an analog circuit through an insulating layer and formed integral with said chip, and wherein a wire formed from said rewiring layer and at least one of noise-susceptible circuits formed in said circuit-formed region, including a power circuit, an operational amplifier, a comparison amplifier, an RE receiving part, a transmitting part, and an RF synthesizer are arranged not to overlap each other through said insulating layer,
wherein bump-setting wires are formed by wires obtained from said rewiring layer, wherein said bump-setting wires are connected at one end to input/output terminals formed in said circuit-formed region and have bumps formed at the other end thereof.
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8. A semiconductor device having a semiconductor chip mounted on a substrate of predetermined dimensions and size, wherein in said semiconductor chip, a rewiring layer is superposed on a circuit-formed region including a digital circuit and an analog circuit through an insulating layer and formed integral with said chip, and wherein a noise-susceptible coil formed in said circuit-formed region and a wire formed from said rewiring layer are arranged not to overlap each other through said insulating layer.
Specification