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Integrated circuit chip

electronic component
The integrated circuit chip is an electronic component comprising a silicon substrate, at least one circuit, a fixed sealing ring, a grounding ring and at least one protective ring.
Chinese name
Integrated circuit chip
Component 1
Silicon substrate
Component 2
Circuit
Component 3
Fixed sealing ring

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structure

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Integrated circuit chip
The circuit is formed on the silicon substrate and has at least one output/input pad. The fixed sealing ring is formed on the silicon substrate and surrounds the circuit and the output/input pad. The grounding ring is formed between the silicon substrate and the output/input pad, and is electrically connected with the fixed sealing ring. The guard ring is arranged on the silicon substrate and surrounds the output/input pad for electrical connection with the fixed seal ring.

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There are too many ways to name chips, usually letters+numbers+letters
The preceding letter is the abbreviation of a chip manufacturer or a chip family. For example, MC started with Motorola, and MAX started with Maxin.
The number in the middle is the function model. Like the MC7805 and LM7805, it can be seen from the 7805 that their function is to output 5V, but the manufacturer is different.
Pentium series
The following letters are mostly packaging information. You can know what specific letters represent only by the information provided by the manufacturer.
Digital chips include 74 series and 40 (including 14) series. Of course, there are also microcomputer chips, namely analog circuit chips (such as home appliance applications), ordinary (LM324) and high-speed amplifier chips. Of course, NE555 and LM339 are common integrated circuit chips. However, it depends on what kind of work you are engaged in, which cannot be listed in detail here.