CN105262473A - Enhanced logic conversion circuit device - Google Patents
Enhanced logic conversion circuit device Download PDFInfo
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- CN105262473A CN105262473A CN201510576030.1A CN201510576030A CN105262473A CN 105262473 A CN105262473 A CN 105262473A CN 201510576030 A CN201510576030 A CN 201510576030A CN 105262473 A CN105262473 A CN 105262473A
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- cover body
- hollow cover
- circuit
- reverse osmosis
- osmosis membrane
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Abstract
The invention relates to an enhanced logic conversion circuit device. A circuit port structure of a logic conversion circuit is in double-loop protection; simultaneously, an ESD (Electronic Static Discharge) input layer is additionally arranged at an NMOS (N-channel Metal Oxide Semiconductor) tube part of the circuit; a particle impurity channel is formed between a first hollow cover body and a second hollow cover body; a clean airflow channel is formed between a reverse osmosis membrane of the first hollow cover body and an air outlet; and the head face of the reverse osmosis membrane is an arched surface or a reduced surface capable of separating particle impurities from the reverse osmosis membrane under driving of external force. By means of such a structure, the disadvantages that bad effects are brought about to performances of the logic conversion circuit due to the fact that impurity particles are often attached in the logic conversion circuit, and the removing difficulty of the current impurity particle removing device is often high while removing the impurity particles in the prior art can be avoided; the ESD capability of the circuit port is also increased; and the ESD capability of the circuit is also increased by additionally arranging a protective diode between the circuit and a power ground.
Description
Technical field
The invention belongs to change-over circuit technical field, be specifically related to a kind of logical transition circuit arrangement of enhancement mode.
Background technology
In design of electronic circuits of new generation, along with the introducing of low logic voltage, usually there is the inharmonic problem of I/O logic in internal system, thus improves the complexity of system.As when the digital circuit of 1.8V communicates with the analog circuit being operated in 3.3V, need the transfer problem first solving two kinds of level, at this moment just need logical transition circuit arrangement.Along with the continuing to bring out of digital IC of different operating voltage, the necessity of logical transition circuit arrangement is more outstanding, and logical transition mode also changes with the form (such as 4 line SPI, 32 bit parallel data buses etc.) of logic voltage, data/address bus and the difference of message transmission rate.Under the measure introducing logical transition, the setting of parts will inevitably be increased, in addition along with the raising of integrated level, the trend toward miniaturization of logical transition circuit is also more and more higher, the inevitable like this temperature of logical transition circuit that will make raises, thus affect the normal operation of equipment, so just need to allow the air of logical transition circuit surrounding environment keep flowing, take away the heat of logical transition circuit constantly, but due in air often with a large amount of impurity particle things, these impurity particle things are often attached in logical transition circuit, so also can bring bad impact to the performance of logical transition circuit.Often to remove difficulty when removal of impurity particle large for the device of existing removal of contamination particle in addition.
Summary of the invention
Object of the present invention provides a kind of logical transition circuit arrangement of enhancement mode, and the circuit port structure of logical transition circuit adopts dicyclo protection, increases ESD input layer in the NMOS tube part of circuit simultaneously; Granule foreign path is formed between first hollow cover body and the second hollow cover body, form clean gas path between the reverse osmosis membrane of the first described hollow cover body and air outlet, the end face of described reverse osmosis membrane to allow granule foreign order about down the surface by the arcuate surface that reverse osmosis membrane is separated or tapering shape in outward force.The impurity particle thing that such structure avoids prior art is often attached in logical transition circuit can bring bad impact to the performance of logical transition circuit, the device of existing removal of contamination particle often removes the large defect of difficulty when removal of impurity particle; Also improve circuit port ESD ability; And increase between circuit power ground and protect diode, also improve circuit ESD ability.
In order to overcome deficiency of the prior art, the invention provides a kind of solution of logical transition circuit arrangement of enhancement mode, specific as follows:
A kind of logical transition circuit arrangement of enhancement mode, comprise logical transition circuit, described logical transition circuit is placed in removal of contamination equipment, removal of contamination equipment described in addition contains the first hollow cover body 108 and the second hollow cover body 109 be arranged in the first hollow cover body 108, in the first described hollow cover body 108, motor 1010 is installed, the motor drive shaft of described motor 1010 is installed with the first supply fan 102, one of the first described hollow cover body 108 is air intake vent, the other end of the first described hollow cover body 108 is granule foreign export mouths, described granule foreign export mouth upper cover the meshed lid 106 of band, one of the second described hollow cover body 109 is air intake vent, the air intake vent position cover of the second described in addition hollow cover body 109 is around reverse osmosis membrane 103, the second described hollow cover body 109 is also provided with air outlet, described air outlet is through the first described hollow cover body 108, the second supply fan 107 into motor 1010 starts is installed in the second described in addition hollow cover body 109, the second described supply fan 107 is all installed on the motor drive shaft of motor 1010 with reverse osmosis membrane 103, other second supply fan 107 is arranged between motor 102 and reverse osmosis membrane 103, described logical transition circuit is arranged in the second hollow cover body 109, granule foreign path 105 is formed between the first described hollow cover body 108 and the second hollow cover body 109, form clean gas path 104 between the reverse osmosis membrane 103 of the first described hollow cover body 108 and air outlet, the end face of described reverse osmosis membrane 103 to allow granule foreign order about down the surface by the arcuate surface that reverse osmosis membrane 103 is separated or tapering shape in outward force.
Described logical transition circuit includes signal input part 200, shaping circuit 201 and signal output part 202, and described signal input part 200, shaping circuit 201 is connected successively with signal output part 202.
Described logical transition circuit is by signal input part 200 input signal, and then shaping circuit 201 pairs of input signals carry out shaping, then the signal after shaping are passed out to signal output part 202.
The circuit port structure of described logical transition circuit adopts dicyclo protection, increases ESD input layer in the NMOS tube part of circuit simultaneously; Increase between circuit power ground and protect diode.
The end face of reverse osmosis membrane 103 of the present invention to allow granule foreign order about down the surface by the arcuate surface that reverse osmosis membrane 103 is separated or tapering shape in outward force; Granule foreign so more can be allowed to be separated by reverse osmosis membrane 103 under outward force orders about.The circuit port structure of logical transition circuit adopts dicyclo protection, increases ESD input layer simultaneously improve circuit port ESD ability in the NMOS tube part of circuit; Increase between circuit power ground and protect diode, improve circuit ESD ability.
Accompanying drawing explanation
Fig. 1 is circuit connection diagram of the present invention.
Fig. 2 is the structural representation of removal of contamination parts of the present invention.
Fig. 3 is phantom of the present invention.
Embodiment
Below in conjunction with accompanying drawing, summary of the invention is described further:
With reference to Fig. 1, Fig. 2, shown in Fig. 3, the logical transition circuit arrangement of enhancement mode, comprise logical transition circuit, described logical transition circuit is placed in removal of contamination equipment, removal of contamination equipment described in addition contains the first hollow cover body 108 and the second hollow cover body 109 be arranged in the first hollow cover body 108, in the first described hollow cover body 108, motor 1010 is installed, the motor drive shaft of described motor 1010 is installed with the first supply fan 102, one of the first described hollow cover body 108 is air intake vent, the other end of the first described hollow cover body 108 is granule foreign export mouths, described granule foreign export mouth upper cover the meshed lid 106 of band, one of the second described hollow cover body 109 is air intake vent, the air intake vent position cover of the second described in addition hollow cover body 109 is around reverse osmosis membrane 103, the second described hollow cover body 109 is also provided with air outlet, described air outlet is through the first described hollow cover body 108, the second supply fan 107 into motor 1010 starts is installed in the second described in addition hollow cover body 109, the second described supply fan 107 is all installed on the motor drive shaft of motor 1010 with reverse osmosis membrane 103, other second supply fan 107 is arranged between motor 102 and reverse osmosis membrane 103, described logical transition circuit is arranged in the second hollow cover body 109.
Granule foreign path 105 is formed between the first described hollow cover body 108 and the second hollow cover body 109, clean gas path 104 is formed between the reverse osmosis membrane 103 of the first described hollow cover body 108 and air outlet, the second described supply fan 107 is for motor 1010 starts and rotate, second supply fan 107 during turning the air-flow with granule foreign via in reverse osmosis membrane 103 inspiration clean gas path 104, reverse osmosis membrane 103 intercepts granule foreign in clean gas path 104 outside, granule foreign to order about and by separation on reverse osmosis membrane 103 in the outward force that produces of reverse osmosis membrane 103 rotated, granule foreign is allowed to be separated by reverse osmosis membrane 103 thus, and in granule foreign path 105, be exported the outside of removal of contamination equipment, cannot be mixed in clean gas path 104, thus achieve the effect of eliminating particle impurity.
Described logical transition circuit includes signal input part 200, shaping circuit 201 and signal output part 202, and described signal input part 200, shaping circuit 201 is connected successively with signal output part 202.
Described logical transition circuit is by signal input part 200 input signal, and then shaping circuit 201 pairs of input signals carry out shaping, then the signal after shaping are passed out to signal output part 202.
Operation principle of the present invention is: open motor, the second supply fan 107 described in motor drives and the first supply fan 102 realize rotating, the second described supply fan 107 forms suction when rotating between the second described supply fan 107 and reverse osmosis membrane 103, thus the air-flow in the external world in reverse osmosis membrane 103 inspiration clean gas path 104, and granule foreign is completely cut off outside reverse osmosis membrane 103 through reverse osmosis membrane 103, granule foreign to order about and by separation on reverse osmosis membrane 103 in the outward force that produces of reverse osmosis membrane 103 rotated, granule foreign is allowed to be separated by reverse osmosis membrane 103 thus, thus lead into granule foreign path 105, and in granule foreign path, form suction in conjunction with the first supply fan 102, granule foreign is allowed to be derived by granule foreign, the meshed lid 106 of described band can prevent human body metacarpus enter this equipment damage by supply fan.The end face of described reverse osmosis membrane 103 to allow granule foreign order about down the surface by the arcuate surface that reverse osmosis membrane 103 is separated or tapering shape in outward force; Granule foreign so more can be allowed to be separated by reverse osmosis membrane 103 under outward force orders about.Reverse osmosis membrane 103 is connected on connecting rod 110 in addition, connecting rod 110 and motors, and described reverse osmosis membrane 103 is set up on stainless steel wire 111.The circuit port structure of described logical transition circuit adopts dicyclo protection, increases ESD input layer simultaneously improve circuit port ESD ability in the NMOS tube part of circuit; Increase between circuit power ground and protect diode, improve circuit ESD ability.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to technical spirit of the present invention, within the spirit and principles in the present invention, to any simple amendment that above embodiment is done, equivalent replacement and improvement etc., within the protection range all still belonging to technical solution of the present invention.
Claims (5)
1. the logical transition circuit arrangement of an enhancement mode, it is characterized in that comprising logical transition circuit, described logical transition circuit is placed in removal of contamination equipment, removal of contamination equipment described in addition contains the first hollow cover body and the second hollow cover body be arranged in the first hollow cover body, in the first described hollow cover body, motor is installed, the motor drive shaft of described motor is installed with the first supply fan, one of the first described hollow cover body is air intake vent, the other end of the first described hollow cover body is granule foreign export mouth, described granule foreign export mouth upper cover the meshed lid of band, one of the second described hollow cover body is air intake vent, the air intake vent position cover of the second described in addition hollow cover body is around reverse osmosis membrane, the second described hollow cover body is also provided with air outlet, described air outlet is through the first described hollow cover body, the second supply fan into motor starting is installed in the second described in addition hollow cover body, the second described supply fan and reverse osmosis membrane are all installed on the motor drive shaft of motor, other second supply fan is arranged between motor and reverse osmosis membrane, described logical transition circuit is arranged in the second hollow cover body, granule foreign path is formed between the first described hollow cover body and the second hollow cover body, form clean gas path between the reverse osmosis membrane of the first described hollow cover body and air outlet, the end face of described reverse osmosis membrane to allow granule foreign order about down the surface by the arcuate surface that reverse osmosis membrane is separated or tapering shape in outward force.
2. the logical transition circuit arrangement of enhancement mode according to claim 1, it is characterized in that described logical transition circuit includes signal input part, shaping circuit and signal output part, described signal input part, shaping circuit is connected successively with signal output part.
3. logical transition circuit arrangement according to claim 2, it is characterized in that described logical transition circuit is by signal input part input signal, then shaping circuit carries out shaping to input signal, then the signal after shaping is passed out to signal output part.
4. logical transition circuit arrangement according to claim 2, is characterized in that the circuit port structure of described logical transition circuit adopts dicyclo protection, increases ESD input layer simultaneously in the NMOS tube part of circuit; Increase between circuit power ground and protect diode.
5. the logical transition circuit arrangement of enhancement mode according to claim 1, is characterized in that described motor is installed in the first hollow cover body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510576030.1A CN105262473A (en) | 2015-09-11 | 2015-09-11 | Enhanced logic conversion circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510576030.1A CN105262473A (en) | 2015-09-11 | 2015-09-11 | Enhanced logic conversion circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105262473A true CN105262473A (en) | 2016-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510576030.1A Pending CN105262473A (en) | 2015-09-11 | 2015-09-11 | Enhanced logic conversion circuit device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105262473A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040061534A1 (en) * | 2002-09-30 | 2004-04-01 | Tomohisa Yamamoto | Drive circuit |
| CN2718823Y (en) * | 2004-06-04 | 2005-08-17 | 鲁天龙 | Socket connector |
| CN101464613A (en) * | 2007-12-21 | 2009-06-24 | 深圳富泰宏精密工业有限公司 | Protection cover structure and assembling structure for electronic device using the same |
| CN201765995U (en) * | 2010-07-23 | 2011-03-16 | 梁徽湖 | Luminous key group and luminous assembly for same |
| CN102830632A (en) * | 2012-08-16 | 2012-12-19 | 北京奥特易电子科技有限责任公司 | Monitor with cleaning device |
| CN102859876A (en) * | 2010-02-02 | 2013-01-02 | 诺基亚公司 | Generation of differential signals |
| CN103877797A (en) * | 2014-03-19 | 2014-06-25 | 西安交通大学 | Gas dust-removing and sampling device |
| CN203816402U (en) * | 2014-05-06 | 2014-09-10 | 济南爱沃环保科技有限公司 | Air purifier |
| CN104330206A (en) * | 2014-10-16 | 2015-02-04 | 宝鸡百事得控制技术有限公司 | High-temperature sanitary type pressure transmitter |
| CN204612059U (en) * | 2015-03-20 | 2015-09-02 | 建准电机工业股份有限公司 | Air flow exchanging device |
-
2015
- 2015-09-11 CN CN201510576030.1A patent/CN105262473A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040061534A1 (en) * | 2002-09-30 | 2004-04-01 | Tomohisa Yamamoto | Drive circuit |
| CN2718823Y (en) * | 2004-06-04 | 2005-08-17 | 鲁天龙 | Socket connector |
| CN101464613A (en) * | 2007-12-21 | 2009-06-24 | 深圳富泰宏精密工业有限公司 | Protection cover structure and assembling structure for electronic device using the same |
| CN102859876A (en) * | 2010-02-02 | 2013-01-02 | 诺基亚公司 | Generation of differential signals |
| CN201765995U (en) * | 2010-07-23 | 2011-03-16 | 梁徽湖 | Luminous key group and luminous assembly for same |
| CN102830632A (en) * | 2012-08-16 | 2012-12-19 | 北京奥特易电子科技有限责任公司 | Monitor with cleaning device |
| CN103877797A (en) * | 2014-03-19 | 2014-06-25 | 西安交通大学 | Gas dust-removing and sampling device |
| CN203816402U (en) * | 2014-05-06 | 2014-09-10 | 济南爱沃环保科技有限公司 | Air purifier |
| CN104330206A (en) * | 2014-10-16 | 2015-02-04 | 宝鸡百事得控制技术有限公司 | High-temperature sanitary type pressure transmitter |
| CN204612059U (en) * | 2015-03-20 | 2015-09-02 | 建准电机工业股份有限公司 | Air flow exchanging device |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160120 |