CN208589029U - A kind of storage circuit - Google Patents
A kind of storage circuit Download PDFInfo
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- CN208589029U CN208589029U CN201821228579.7U CN201821228579U CN208589029U CN 208589029 U CN208589029 U CN 208589029U CN 201821228579 U CN201821228579 U CN 201821228579U CN 208589029 U CN208589029 U CN 208589029U
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- circuit
- storage circuit
- interface
- ufs
- storage
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Abstract
The utility model relates to a kind of storage circuits, with electronic equipment mainboard detachable connection, storage circuit includes printed circuit board, and the interface circuit of printed circuit board is set, UFS storage circuit, UFS storage circuit is connected with interface circuit by the conducting wire on printed circuit board, interface circuit includes UFS communication interface circuit and power interface circuit, power interface circuit includes 3.3V power interface circuit, printed circuit board is equipped with the electrical connection section for being used for transmission electric signal connecting with interface circuit, such as the plug division or slot of printed circuit board one end are set, more easily storage circuit can be taken out from external electronic device.
Description
Technical field
The utility model relates to a kind of storage circuits, deposit more particularly to what is be made of interface circuit and UFS storage circuit
Storage road.
Background technique
UFS (Universal Flash Storage, Common Flash Memory storage), is a kind of standard rule of embedded memory
Lattice are integrated with main control chip and flash memory, and maximum interface rate is 5830.4Mbps, relative to EMMC, because it can read simultaneously
Access evidence is widely applied.
However, existing UFS memory, in use, being welded on the interior of the electronic equipments such as mobile phone, digital camera, learning machine
In portion's structure, when the capacity of electronic equipment is inadequate, needs to carry out capacity upgrading, need UFS memory from electronic equipment
It is dismantled in internal structure, then welds a new UFS memory again, this process is very cumbersome, and personal user is basic
It can not complete, and be easy to cause the damage of electronic equipment；Or the electronic equipment for needing entirely more to renew, cause resource
Significant wastage, according to other store equipment, if SSD (Solid State Drives, solid state hard disk) substitute UFS, then due to
The peripheral circuit of SSD is more, and the master control of SSD is at high cost, is unfavorable for reducing production cost.
Utility model content
Convenient, storage circuit at low cost that the technical problem to be solved by the present invention is to provide a kind of replacements, not having to will
Storage circuit plate is connected to by welding on external electronic device mainboard.
A kind of storage circuit, with electronic equipment mainboard detachable connection, the storage circuit includes printed circuit board, with
And the interface circuit of the printed circuit board, UFS storage circuit are set, the UFS storage circuit and interface circuit pass through print
Conducting wire on printed circuit board is connected, and the interface circuit includes UFS communication interface circuit and power interface circuit, and the power supply connects
Mouth circuit includes 3.3V power interface circuit, and the printed circuit board, which is equipped with, is used for transmission telecommunications with what the interface circuit was connect
Number electrical connection section；The storage circuit passes through electrical connection section and external electronic device mainboard detachable connection.
Above-mentioned storage circuit, since interface circuit includes UFS communication interface circuit and power interface circuit, power interface electricity
Road includes 3.3V power interface circuit, and printed circuit board is used for transmission being electrically connected for electric signal equipped with what is connect with the interface circuit
Socket part, so that solving the problems, such as that storage circuit is connected to by welding on external electronic device mainboard replaces difficulty.
The electrical connection section is the plug division that described printed circuit board one end is arranged in, institute in one of the embodiments,
It states interface circuit and is provided with interface contact, the interface contact is the conductive contact blade that the plug division is arranged in；The storage electricity
Road passes through plug division and the external electronic device mainboard detachable connection for being equipped with slot.
The electrical connection section is the slot that described printed circuit board one end is arranged in one of the embodiments, described
Interface circuit is provided with interface contact, and the interface contact is the conductive contact blade that the slot is arranged in；The storage circuit is logical
Cross slot and the external electronic device mainboard detachable connection for being equipped with plug division.
The design of plug division or slot can more easily take out storage circuit from external electronic device.
The interface contact includes UFS communication interface contact in one of the embodiments, the UFS communication interface touching
Piece mainly includes two groups of differential input signal contacts, two groups of differential output signal contacts, reset signal contact and clock cable.
The storage circuit further includes debug circuit in one of the embodiments, and the debug circuit is deposited with the UFS
Store up circuit connection.Debug circuit is used to carry out testing and debugging to the circuit on printed circuit board, including the parameter and work to circuit
It measures as state, and the parameter of circuit is modified on the basis of tests.
The power interface circuit further includes 1.8V power interface circuit in one of the embodiments, the interface touching
Piece further includes 1.8V power interface contact, and the 1.8V power interface circuit is connect with 1.8V power interface contact, convenient for described
Storage circuit directly obtains 1.8V power input from external electronic device.
The storage circuit further includes 1.8V power circuit in one of the embodiments, the 1.8V power circuit point
It is not connected with the UFS storage circuit and 3.3V power interface circuit.The 1.8V power circuit is used to work as the external electrical
When sub- equipment does not support 1.8V power input, for the power supply of input be converted to 1.8V power supply export to the UFS store electricity
Road.
The storage circuit further includes protection circuit in one of the embodiments, and the protection circuit includes 3.3V electricity
Protection circuit and/or 1.8V power protecting circuit, the protection circuit are electric with the power interface circuit and UFS storage respectively
Road connection, for providing overcurrent protection, overvoltage protection, overheating protection, no-load protection, short-circuit protection etc. to entire circuit.
The conductive contact blade is arranged in the two sides of the plug division in one of the embodiments, before the plug division
End is provided with chamfering, so that the plug division is connected with external electronic device mainboard.
It is additionally provided with groove on the plug division in one of the embodiments, so as to printed circuit board and external electrical
Equipment is fixedly linked.
The UFS storage circuit is welded on the printed circuit board and is integrated in one in one of the embodiments,
The UFS main control chip and flash chip risen；Or the UFS storage circuit is independent welds on the printed circuit board
UFS main control chip and flash chip, and the UFS main control chip and flash chip are electrically connected by the conducting wire on printed circuit board
It connects.
The width of the printed circuit board is 19.85mm, tolerance 0.15mm, the print in one of the embodiments,
The length of printed circuit board is 30mm, 42mm, 60mm, 80mm or 110mm.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is a kind of each circuit connection diagram of the first embodiment of storage circuit of the utility model.
Fig. 2 is a kind of each circuit connection diagram of second of embodiment of storage circuit of the utility model.
Fig. 3 is a kind of the third embodiment schematic diagram of storage circuit of the utility model.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
It is more thorough and comprehensive to open content.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
In the description of the present invention, it should be understood that term " on ", "lower", "vertical", "horizontal", "inner",
The orientation or positional relationship of the instructions such as "outside" is method based on the figure or positional relationship, is merely for convenience of describing this reality
It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
Storage circuit 10 shown in FIG. 1 includes interface circuit 100 and UFS storage circuit 200, and interface circuit 100 and UFS are deposited
Storage road 200 is respectively provided on a printed circuit and is connected by the conducting wire on printed circuit board, and interface circuit 100 includes UFS
Communication interface circuit 110 and power interface circuit 120, power interface circuit 120 include 3.3V power interface circuit 122, printing
Circuit board is equipped with the electrical connection section 300 for being used for transmission electric signal connecting with interface circuit 100；Storage circuit 10 passes through electrical connection
Portion 300 and 20 mainboard detachable connection of external electronic device.
Wherein, UFS storage circuit 200 is the carrier of storing data, and interface circuit 100 is storage circuit 10 and external electrical
The bridge of the progress information exchange of equipment 20.
Above-mentioned storage circuit, since interface circuit 100 includes UFS communication interface circuit 110 and power interface circuit 120,
Power interface circuit 120 includes 3.3V power interface circuit 122, and printed circuit board is equipped with and is used for what interface circuit 100 was connect
The electrical connection section 300 of transmission telecommunications number, so that solve storage circuit 10 is connected to external electronic device by welding
Difficult problem is replaced on 20 mainboards.
Electrical connection section 300 is the plug division that described printed circuit board one end is arranged in, interface in one of the embodiments,
Circuit 100 is provided with interface contact, and interface contact is the conductive contact blade that the plug division is arranged in；Storage circuit 10 passes through grafting
Portion and the 20 mainboard detachable connection of external electronic device for being equipped with slot.
Electrical connection section 300 is the slot that printed circuit board one end is arranged in, interface circuit in one of the embodiments,
100 are provided with interface contact, and interface contact is the conductive contact blade that slot is arranged in；Storage circuit 10 is by slot and is equipped with grafting
The 20 mainboard detachable connection of external electronic device in portion.
Specifically, interface contact includes UFS communication interface contact, and UFS communication interface contact mainly includes that two groups of difference are defeated
Enter signal contacts, two groups of differential output signal contacts, reset signal contact and clock cable.
Further, storage circuit 10 further includes debug circuit 400, and debug circuit 400 is connect with UFS storage circuit 200.
Debug circuit 400 be used for on printed circuit board circuit carry out testing and debugging, including to circuit parameter and working condition into
Row measurement, and the parameter of circuit is modified on the basis of tests.
Further, power interface circuit 120 further includes 1.8V power interface circuit 124, and interface contact further includes 1.8V
Power interface contact, 1.8V power interface circuit 124 are connect with 1.8V power interface contact, convenient for storage circuit 10 directly from outer
Portion's electronic equipment 20 obtains 1.8V power input.
Storage circuit 10 as shown in Figure 2 can also include 1.8V power circuit 600, and 1.8V power circuit 600 and UFS is deposited
Storage road 200 is connected.1.8V power circuit 600 is used for when external electronic device does not support 1.8V power input, and being used for will be defeated
The power supply entered is converted to 1.8V power supply and exports to UFS storage circuit 200.
Further, storage circuit 10 further include protection circuit 500, protection circuit 500 respectively with power interface circuit 120
It is connected with UFS storage circuit 200, for providing overcurrent protection, overvoltage protection, overheating protection, no-load protection, short to entire circuit
Road protection etc..Wherein, protection circuit 500 includes 3.3V power protecting circuit 510；Optionally, protection circuit 500 further includes 1.8V
Power protecting circuit 520.
Further, interface circuit 100 can also include Function Extension interface circuit 130, Function Extension interface circuit 130
For extending the other function of the storage circuit.
Further, UFS storage circuit 200 can be welded to the UFS master control integrated on printed circuit board
Chip and flash chip, or the UFS main control chip and flash chip of independent welding on a printed circuit, and UFS master control
Chip and flash chip are electrically connected by the conducting wire on printed circuit board.
Specifically, the width of printed circuit board is 19.85mm, and the length of tolerance 0.15mm, printed circuit board can be
Any one in following size, specifically can be any one in 30mm, 42mm, 60mm, 80mm, 110mm.When
UFS storage circuit 200 is printing electricity when independently welding the circuit of UFS main control chip and flash chip on a printed circuit
The length of road plate is arranged according to the memory capacity of UFS storage circuit 200, and the memory capacity of UFS storage circuit 200 is bigger, then prints
The length of printed circuit board is longer.
Storage circuit shown in Fig. 3 includes printed circuit board 70, and the interface circuit of printed circuit board 70 is arranged in
100, UFS storage circuit 200, UFS storage circuit 200 and interface circuit 100 are connected by the conducting wire on printed circuit board 70, are connect
Mouth circuit 100 includes UFS communication interface circuit and power interface circuit, and power interface circuit includes 3.3V power interface circuit,
Printed circuit board is equipped with the electrical connection section 300 for being used for transmission electric signal connecting with the interface circuit, and electrical connection section 300 is to set
The plug division in 70 one end of printed circuit board is set, interface circuit 100 is provided with interface contact, and interface contact is to be arranged in plug division
Conductive contact blade 700.
In one embodiment, electrical connection section 300 can be the plug division that 70 one end of printed circuit board is arranged in, interface electricity
Road 100 is provided with interface contact, and interface contact is the conductive contact blade 700 that plug division is arranged in, storage circuit by plug division with
External electronic device mainboard detachable connection equipped with slot.
In one embodiment, electrical connection section 300 is the slot that 70 one end of printed circuit board is arranged in, interface circuit 100
It is provided with interface contact, interface contact is the conductive contact blade 700 that the slot is arranged in, and storage circuit is by slot and is equipped with slotting
The external electronic device mainboard detachable connection of socket part.
The interface contact of plug division may include UFS communication interface contact, power interface touching in one of the embodiments,
Piece and extension functional interface contact, wherein Function Extension interface contact includes 2 conductive contact blades.
Specifically, UFS communication interface contact mainly includes two groups of differential input signal contacts, two groups of differential output signal touchings
Piece, reset signal contact and clock cable.
Further, the conductive contact blade 700 of plug division can be set in the two sides of printed circuit board 70, the front end of plug division
Chamfering 800 can also be set, the mainboard of external electronic device is inserted into convenient for printed circuit board 70.
Further, groove 900 can also be arranged in plug division, convenient for being fixedly connected with the mainboard of external electronic device, ditch
The quantity of slot is 1 or 2.
When external electronic device encounters the inadequate problem of memory capacity in use, user can be by by printed circuit
The electrical connection section 300 of plate 70, such as the plug division positioned at 70 one end of printed circuit board, slot, contact pin or socket, from external electrical
The mainboard of equipment takes out, and the electrical connection section 300 of the storage circuit of higher capacity is installed to external electronic device mainboard can be complete
At replacement.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (12)
1. a kind of storage circuit, with electronic equipment mainboard detachable connection, the storage circuit includes printed circuit board, and
Interface circuit, the UFS storage circuit of the printed circuit board are set, and the UFS storage circuit and interface circuit pass through printing
Conducting wire on circuit board is connected, which is characterized in that and the interface circuit includes UFS communication interface circuit and power interface circuit,
The power interface circuit includes 3.3V power interface circuit, and the printed circuit board is equipped with the use connecting with the interface circuit
In the electrical connection section of transmission telecommunications number；The storage circuit passes through electrical connection section and the detachable company of external electronic device mainboard
It connects.
2. storage circuit according to claim 1, which is characterized in that the electrical connection section is to be arranged in the printed circuit
The plug division of plate one end, the interface circuit are provided with interface contact, and the interface contact is that leading for the plug division is arranged in
Electric contact point；The storage circuit passes through plug division and the external electronic device mainboard detachable connection for being equipped with slot.
3. storage circuit according to claim 1, which is characterized in that the electrical connection section is to be arranged in the printed circuit
The slot of plate one end, the interface circuit are provided with interface contact, and the interface contact is the conductive touching that the slot is arranged in
Piece；The storage circuit passes through slot and the external electronic device mainboard detachable connection for being equipped with plug division.
4. storage circuit according to claim 2 or 3, which is characterized in that the interface contact includes the touching of UFS communication interface
Piece, the UFS communication interface contact mainly include two groups of differential input signal contacts, two groups of differential output signal contacts, reset
Signal contacts and clock cable.
5. storage circuit according to claim 1, which is characterized in that the storage circuit further includes debug circuit, described
Debug circuit is connect with the UFS storage circuit.
6. storage circuit according to claim 1, which is characterized in that the power interface circuit further includes that 1.8V power supply connects
Mouth circuit, the interface contact further include 1.8V power interface contact, the 1.8V power interface circuit and 1.8V power interface
Contact connection.
7. storage circuit according to claim 1, which is characterized in that the storage circuit further includes 1.8V power circuit,
The 1.8V power circuit is connected with the UFS storage circuit and 3.3V power interface circuit respectively.
8. storage circuit according to claim 1, which is characterized in that the storage circuit further includes protection circuit, described
Protection circuit includes 3.3V power protecting circuit and/or 1.8V power protecting circuit, the protection circuit respectively with the power supply
Interface circuit is connected with UFS storage circuit, provides protection to entire storage circuit.
9. storage circuit according to claim 2, which is characterized in that the two of the plug division are arranged in the conductive contact blade
The front end in face, the plug division is provided with chamfering, so that the plug division is connected with external electronic device mainboard.
10. storage circuit according to claim 2, which is characterized in that groove is additionally provided on the plug division, to print
Printed circuit board and external electronic device are fixedly linked.
11. storage circuit according to claim 1, which is characterized in that the UFS storage circuit is welded to the printing
The UFS main control chip integrated and flash chip on circuit board；Or the UFS storage circuit is independently to be welded on institute
UFS main control chip and the flash chip on printed circuit board are stated, and the UFS main control chip and flash chip pass through printed circuit
Conducting wire electrical connection on plate.
12. storage circuit according to claim 1, which is characterized in that the width of the printed circuit board is 19.85mm,
Tolerance is 0.15mm, and the length of the printed circuit board is 30mm, 42mm, 60mm, 80mm or 110mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821228579.7U CN208589029U (en) | 2018-08-01 | 2018-08-01 | A kind of storage circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821228579.7U CN208589029U (en) | 2018-08-01 | 2018-08-01 | A kind of storage circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208589029U true CN208589029U (en) | 2019-03-08 |
Family
ID=65542874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821228579.7U Active CN208589029U (en) | 2018-08-01 | 2018-08-01 | A kind of storage circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208589029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111507449A (en) * | 2020-03-31 | 2020-08-07 | 华为技术有限公司 | Memory card, identification method and electronic equipment |
-
2018
- 2018-08-01 CN CN201821228579.7U patent/CN208589029U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111507449A (en) * | 2020-03-31 | 2020-08-07 | 华为技术有限公司 | Memory card, identification method and electronic equipment |
| WO2021196986A1 (en) * | 2020-03-31 | 2021-10-07 | 荣耀终端有限公司 | Memory card, identification method and electronic device |
| CN111507449B (en) * | 2020-03-31 | 2022-01-04 | 荣耀终端有限公司 | Memory card, identification method and electronic equipment |
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