CN204669220U - Single supply multifunctional integrated circuit - Google Patents
Single supply multifunctional integrated circuit Download PDFInfo
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- CN204669220U CN204669220U CN201520399826.XU CN201520399826U CN204669220U CN 204669220 U CN204669220 U CN 204669220U CN 201520399826 U CN201520399826 U CN 201520399826U CN 204669220 U CN204669220 U CN 204669220U
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- resistance
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- electric capacity
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- control chip
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Abstract
The utility model provides a kind of single supply multifunctional integrated circuit, described circuit comprises: master chip, control chip and control circuit, the technical scheme that the utility model provides provides single supply control circuit, can be realized the power supply of DVD by single supply, so it has the low advantage of cost.
Description
Technical field
The utility model belongs to electronic applications, particularly relates to a kind of single supply multifunctional integrated circuit.
Background technology
DVD is equipment conventional in people's daily life, and the power supply of existing DVD is dual power source structure, and its cost is high.
Summary of the invention
The object of the utility model embodiment is to provide a kind of single supply multifunctional integrated circuit, is intended to solve the high problem of existing technical scheme cost.
On the one hand, a kind of single supply multifunctional integrated circuit, described circuit comprises: master chip and control chip; Wherein, this circuit specifically comprises:
No. 1 pin of control chip, No. 4 pins, No. 10 pins and No. 14 pin ground connection, one end of No. 2 pin contact resistance R2 of control chip, one end of the other end contact resistance R1 of resistance R2, the other end of R1 connects one end of electric capacity C1, and the other end of electric capacity C1 connects the AL pin of master chip, No. 3 pins of control chip are connected with one end of resistance R4, and the other end of resistance R4 connects the FL pin of master chip, one end of No. 5 pin contact resistance R5 of control chip, the other end of resistance R5 connects the MUTE pin of master chip, No. 6 pins of control chip connect one end of electric capacity C5, and the other end of electric capacity C5 connects one end of electric capacity C2, and the other end of electric capacity C2 connects the FL pin of master chip, No. 3 pins of one end connection control chip of resistance R3, the other end of the other end contact resistance R2 of resistance R3, the other end of resistance R2 is also connected with one end of electric capacity C3, the other end ground connection of electric capacity C3, resistance R6 one end connects the MUTE pin of master chip, and the other end of resistance R6 connects 3.3V power supply, the other end of one end contact resistance R5 of resistance R7, and the other end of resistance R7 connects the other end of electric capacity C5, No. 7, No. 8 pins of the two ends difference connection control chip of electric capacity C9, No. 9 pins of control chip connect 3.3V power supply, one end of No. 11 pin contact resistance R12 of control chip, one end of the other end contact resistance R13 of resistance R12, the other end of resistance R13 connects 3.3V power supply, one end of No. 12 pin contact resistance R11 of control chip, the other end of resistance R11 connects the FR pin of master chip, control one end of No. 13 pin contact resistance R10 of pad, one end of the other end contact resistance R9 of resistance R10, the other end of resistance R9 connects one end of electric capacity C7, the other end of electric capacity C7 connects the AR pin of master chip, one end of one end contact resistance R9 of resistance R8, the other end of resistance R8 connects one end of R11, the other end ground connection of electric capacity C6, one end of one end contact resistance R9 of electric capacity C6, the other end of one end contact resistance R12 of resistance R14, the other end ground connection of resistance R14.
In the utility model embodiment, the technical scheme that the utility model provides provides single supply control circuit, can be realized the power supply of DVD by single supply, so it has the low advantage of cost.
Accompanying drawing explanation
The circuit structure diagram of a kind of single supply multifunctional integrated circuit that Fig. 1 provides for the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model embodiment provides a kind of circuit structure diagram of single supply multifunctional integrated circuit, and this structure as shown in Figure 1, comprising: master chip (model: MT1389J, Lian Fake) and control chip (model DIO2112H); Wherein, this circuit specifically comprises:
No. 1 pin of control chip, No. 4 pins, No. 10 pins and No. 14 pin ground connection, one end of No. 2 pin contact resistance R2 of control chip, one end of the other end contact resistance R1 of resistance R2, the other end of R1 connects one end of electric capacity C1, and the other end of electric capacity C1 connects the AL(L channel of master chip) pin; No. 3 pins of control chip are connected with one end of resistance R4, and the other end of resistance R4 connects the FL(R channel of master chip) pin; One end of No. 5 pin contact resistance R5 of control chip, the MUTE(of the other end connection master chip of resistance R5 is quiet) pin; No. 6 pins of control chip connect one end of electric capacity C5, and the other end of electric capacity C5 connects one end of electric capacity C2, and the other end of electric capacity C2 connects the FL pin of master chip; No. 3 pins of one end connection control chip of resistance R3, the other end of the other end contact resistance R2 of resistance R3, the other end of resistance R2 is also connected with one end of electric capacity C3, the other end ground connection of electric capacity C3; Resistance R6 one end connects the MUTE pin of master chip, and the other end of resistance R6 connects 3.3V power supply, the other end of one end contact resistance R5 of resistance R7, and the other end of resistance R7 connects the other end of electric capacity C5;
No. 7, No. 8 pins of the two ends difference connection control chip of electric capacity C9;
No. 9 pins of control chip connect 3.3V power supply, one end of No. 11 pin contact resistance R12 of control chip, one end of the other end contact resistance R13 of resistance R12, the other end of resistance R13 connects 3.3V power supply, one end of No. 12 pin contact resistance R11 of control chip, the other end of resistance R11 connects FR (right around) pin of master chip, control one end of No. 13 pin contact resistance R10 of pad, one end of the other end contact resistance R9 of resistance R10, the other end of resistance R9 connects one end of electric capacity C7, the other end of electric capacity C7 connect the AR(of master chip left around) pin, one end of one end contact resistance R9 of resistance R8, the other end of resistance R8 connects one end of R11, the other end ground connection of electric capacity C6, one end of one end contact resistance R9 of electric capacity C6, the other end of one end contact resistance R12 of resistance R14, the other end ground connection of resistance R14.
The brand-new circuit that the utility model provides, make DVD player can single supply multi-functional integrated, thus reduce cost.
The foregoing is only better embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (1)
1. a single supply multifunctional integrated circuit, is characterized in that, described circuit comprises: master chip and control chip; Wherein, this circuit specifically comprises:
No. 1 pin of control chip, No. 4 pins, No. 10 pins and No. 14 pin ground connection, one end of No. 2 pin contact resistance R2 of control chip, one end of the other end contact resistance R1 of resistance R2, the other end of R1 connects one end of electric capacity C1, and the other end of electric capacity C1 connects the AL pin of master chip; No. 3 pins of control chip are connected with one end of resistance R4, and the other end of resistance R4 connects the FL pin of master chip; One end of No. 5 pin contact resistance R5 of control chip, the other end of resistance R5 connects the MUTE pin of master chip; No. 6 pins of control chip connect one end of electric capacity C5, and the other end of electric capacity C5 connects one end of electric capacity C2, and the other end of electric capacity C2 connects the FL pin of master chip; No. 3 pins of one end connection control chip of resistance R3, the other end of the other end contact resistance R2 of resistance R3, the other end of resistance R2 is also connected with one end of electric capacity C3, the other end ground connection of electric capacity C3; Resistance R6 one end connects the MUTE pin of master chip, and the other end of resistance R6 connects 3.3V power supply, the other end of one end contact resistance R5 of resistance R7, and the other end of resistance R7 connects the other end of electric capacity C5;
No. 7, No. 8 pins of the two ends difference connection control chip of electric capacity C9;
No. 9 pins of control chip connect 3.3V power supply, one end of No. 11 pin contact resistance R12 of control chip, one end of the other end contact resistance R13 of resistance R12, the other end of resistance R13 connects 3.3V power supply, one end of No. 12 pin contact resistance R11 of control chip, the other end of resistance R11 connects the FR pin of master chip, control one end of No. 13 pin contact resistance R10 of pad, one end of the other end contact resistance R9 of resistance R10, the other end of resistance R9 connects one end of electric capacity C7, the other end of electric capacity C7 connects the AR pin of master chip, one end of one end contact resistance R9 of resistance R8, the other end of resistance R8 connects one end of R11, the other end ground connection of electric capacity C6, one end of one end contact resistance R9 of electric capacity C6, the other end of one end contact resistance R12 of resistance R14, the other end ground connection of resistance R14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520399826.XU CN204669220U (en) | 2015-06-11 | 2015-06-11 | Single supply multifunctional integrated circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520399826.XU CN204669220U (en) | 2015-06-11 | 2015-06-11 | Single supply multifunctional integrated circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204669220U true CN204669220U (en) | 2015-09-23 |
Family
ID=54139561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520399826.XU Active CN204669220U (en) | 2015-06-11 | 2015-06-11 | Single supply multifunctional integrated circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204669220U (en) |
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2015
- 2015-06-11 CN CN201520399826.XU patent/CN204669220U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210330 Address after: 518000 floor 1, 2nd floor, 3rd floor, 4th floor and 5th floor, No.1 Factory building, YUDAFU Industrial Park, No.10 Xingye West Road, Heyi community, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Jiangyuan Zhizao Technology Co.,Ltd. Address before: 518000 5th floor, building 5, runheng industrial plant, Fuyuan 1st Road, Fuyong street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN XINHEDA DIGITAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |