CN211702371U - DSP audio processing stereo set - Google Patents
DSP audio processing stereo set Download PDFInfo
- Publication number
- CN211702371U CN211702371U CN201921530719.0U CN201921530719U CN211702371U CN 211702371 U CN211702371 U CN 211702371U CN 201921530719 U CN201921530719 U CN 201921530719U CN 211702371 U CN211702371 U CN 211702371U
- Authority
- CN
- China
- Prior art keywords
- amplifier
- stereo
- class
- pin
- tas5805m
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Amplifiers (AREA)
Abstract
The embodiment of the utility model discloses DSP audio processing stereo set, the stereo set includes: the system comprises a power supply module, a system processor, a digital audio processor, a TAS5805M stereo class D amplifier and a loudspeaker, wherein the signal end of the system processor is connected with the signal end of the TAS5805M stereo class D amplifier, the signal end of the digital audio processor is connected with the signal end of the TAS5805M stereo class D amplifier, and the signal output end of the TTAS5805M stereo class D amplifier is connected with the loudspeaker. The embodiment of the utility model provides an in, it can satisfy the partial pressure supply power supply under the DSP audio processing stereo and handle, experiences the audio effect that the stereo D class amplifier of TAS5805M brought.
Description
Technical Field
The utility model relates to a sound equipment technical field especially relates to a support sound equipment of dual track.
Background
The sound equipment is composed of a sound source (music playing equipment, pickup equipment, namely a microphone), control equipment (analog or digital sound console), an audio processor (peripheral equipment such as an effector, an equalizer, a pressure limiter, a frequency divider, a signal distributor, a delayer and the like are used in the past, and a digital system controller integrating the functions, a power amplifier (power amplifier) and a sound box are also used at present. With the continuous improvement of the material level of people, the requirements of people on the living quality are more and more emphasized, and the sound with low tone quality and inconvenient control is gradually not accepted and selected by people.
TAS5805M stereo D class amplifier has been applied to at present in the scene, nevertheless combines to have now in the current DSP audio processing, and the required power system of different modules is different, guarantees the power input supply under same power module inserts to and provide good experience degree based on TAS5805M stereo D class amplifier, need the utility model discloses in solve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome prior art's is not enough, the utility model provides a stereo is handled to DSP audio, it can satisfy the partial pressure supply power under the DSP audio is handled the stereo and is handled and handle, experiences the audio effect that TAS5805M stereo D class amplifier brought.
In order to solve the problem, the utility model provides a stereo set is handled to DSP audio, the stereo set includes: the system comprises a power supply module, a system processor, a digital audio processor, a TAS5805M stereo class D amplifier and a loudspeaker, wherein a signal end of the system processor is connected with a signal end of the TAS5805M stereo class D amplifier, a signal end of the digital audio processor is connected with a signal end of the TAS5805M stereo class D amplifier, and a signal output end of the TTAS5805M stereo class D amplifier is connected with the loudspeaker; the power module does the DSP audio is handled the audio and is provided the power, power module with connect based on first voltage division circuit between the system processor, power module with connect based on the second voltage division circuit between the digital audio frequency treater, power module with TAS5805M stereo D class amplifier is based on the third voltage division circuit and connects, power module with the speaker is based on the third voltage division circuit and connects.
The loudspeaker is a two-channel loudspeaker.
A filter is provided between the TTAS5805M stereo class D amplifier and each of the two channel loudspeakers.
The filter comprises a first capacitor, a second capacitor, a first inductor, a third capacitor, a fourth capacitor and a second inductor, wherein the first capacitor is connected with a first BST pin of the TAS5805M stereo class D amplifier, the first inductor is connected with a first OUT pin of the TAS5805M stereo class D amplifier, the first capacitor and the first inductor are connected into the second capacitor in series, the second capacitor is connected into the third capacitor in series, the neutral lines of the second capacitor and the third capacitor are grounded, the third capacitor is connected into the second inductor in series, the second inductor is connected with a second OUT pin and the fourth capacitor of the TAS5805M stereo class D amplifier, and the fourth capacitor is connected with a second BST pin of the TAS5805M stereo class D amplifier.
The TAS5805M stereo class D amplifier communicates with the system processor based on an ADR pin, a PDN pin, an SDA pin, an SCL pin, and an SDOUT pin.
The TAS5805M stereo class D amplifier communicates with the digital audio processor based on the SDIN pin, the SCLK pin, and the LRCLK pin.
The embodiment of the utility model provides an in, this sound equipment adopts different bleeder circuit, realizes power input to corresponding each module with the supply power in the power module according to the different demands of different modules, has ensured the demand of the required power of different modules, and this sound equipment adopts AD 52068's two-channel D class power amplifier circuit can realize high efficiency, stereo, closed loop D class amplifier, provides the digital input solution that has the price/performance ratio, has characteristics such as low power dissipation, sound enhancement. The integrated audio processor and 96kHz architecture of the device supports an advanced audio process flow including SRC and 15 BQ/channel. And the TAS5805M consumes very low quiescent current, enabling extended battery life for portable audio applications. Through advanced EMI suppression technology, a ferrite bead filter with lower cost can be utilized, circuit board space is saved, and system cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic circuit diagram of a DSP sound effect processing sound in an embodiment of the present invention;
fig. 2 is a circuit structure diagram of a TAS5805M stereo class D amplifier in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 shows the embodiment of the present invention provides a circuit schematic diagram of a DSP sound effect processing sound system, the sound system includes: the system comprises a power supply module, a system processor, a digital audio processor, a TAS5805M stereo class D amplifier and a loudspeaker, wherein a signal end of the system processor is connected with a signal end of the TAS5805M stereo class D amplifier, a signal end of the digital audio processor is connected with a signal end of the TAS5805M stereo class D amplifier, and a signal output end of the TTAS5805M stereo class D amplifier is connected with the loudspeaker; the power module does the DSP audio is handled the audio and is provided the power, power module with connect based on first voltage division circuit between the system processor, power module with connect based on the second voltage division circuit between the digital audio frequency treater, power module with TAS5805M stereo D class amplifier is based on the third voltage division circuit and connects, power module with the speaker is based on the third voltage division circuit and connects.
The loudspeakers are two-channel loudspeakers, and a filter is arranged between the TTAS5805M stereo class D amplifier and each loudspeaker in the two-channel loudspeakers.
The filter comprises a first capacitor, a second capacitor, a first inductor, a third capacitor, a fourth capacitor and a second inductor, wherein the first capacitor is connected with a first BST pin of the TAS5805M stereo class D amplifier, the first inductor is connected with a first OUT pin of the TAS5805M stereo class D amplifier, the first capacitor and the first inductor are connected into the second capacitor in series, the second capacitor is connected into the third capacitor in series, the neutral lines of the second capacitor and the third capacitor are grounded, the third capacitor is connected into the second inductor in series, the second inductor is connected with a second OUT pin and the fourth capacitor of the TAS5805M stereo class D amplifier, and the fourth capacitor is connected with a second BST pin of the TAS5805M stereo class D amplifier.
The TAS5805M stereo class D amplifier communicates with the system processor based on an ADR pin, a PDN pin, an SDA pin, an SCL pin, and an SDOUT pin.
The TAS5805M stereo class D amplifier communicates with the digital audio processor based on the SDIN pin, the SCLK pin, and the LRCLK pin.
The Texas Instruments TAS5805M stereo class D amplifier is an efficient, stereo and closed-loop class D amplifier, provides a digital input solution with high cost performance, and has the characteristics of low power consumption, sound enhancement and the like. The integrated audio processor and 96kHz architecture of the device supports an advanced audio process flow including SRC and 15 BQ/channel. The device also supports volume control, audio mixing, 3-band 4-level DRC, full-band AGL, THD management, and level gauges.
With the proprietary hybrid modulation scheme for TI, TAS5805M consumes very low quiescent current (13.5V PVDD < 16.5mA), which can extend battery life for portable audio applications. Through senior EMI suppression technique, the designer can utilize the ferrite bead filter with lower cost, save the circuit board space, reduce the system cost.
In conclusion, the sound equipment adopts different voltage division circuits, realizes the power supply input of the power supply in the power supply module to corresponding modules according to different requirements of different modules, ensures the requirements of the power supply required by different modules, adopts the dual-channel D-type power amplifier circuit of the AD52068 to realize a high-efficiency, stereo and closed-loop D-type amplifier, provides a digital input solution with high cost performance, and has the characteristics of low power consumption, sound enhancement and the like. The integrated audio processor and 96kHz architecture of the device supports an advanced audio process flow including SRC and 15 BQ/channel. And the TAS5805M consumes very low quiescent current, enabling extended battery life for portable audio applications. Through advanced EMI suppression technology, a ferrite bead filter with lower cost can be utilized, circuit board space is saved, and system cost is reduced.
In addition, the DSP sound effect processing sound provided by the embodiment of the present invention is introduced in detail, and a specific example is applied to explain the principle and the implementation of the present invention, and the description of the above embodiment is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (6)
1. A DSP audio processing stereo, its characterized in that, the stereo includes: the system comprises a power supply module, a system processor, a digital audio processor, a TAS5805M stereo class D amplifier and a loudspeaker, wherein a signal end of the system processor is connected with a signal end of the TAS5805M stereo class D amplifier, a signal end of the digital audio processor is connected with a signal end of the TAS5805M stereo class D amplifier, and a signal output end of the TTAS5805M stereo class D amplifier is connected with the loudspeaker; the power module does the DSP audio is handled the audio and is provided the power, power module with connect based on first voltage division circuit between the system processor, power module with connect based on the second voltage division circuit between the digital audio frequency treater, power module with TAS5805M stereo D class amplifier is based on the third voltage division circuit and connects, power module with the speaker is based on the third voltage division circuit and connects.
2. The DSP sound effect processing sound of claim 1 wherein the speaker is a binaural speaker.
3. The DSP sound effect processing sound of claim 2 wherein a filter is provided between the TTAS5805M stereo class D amplifier and each of the two channel speakers.
4. The DSP sound processing sound of claim 3, wherein the filter includes a first capacitor connected to a first BST pin of the TAS5805M stereo class D amplifier, a second capacitor connected to a first OUT pin of the TAS5805M stereo class D amplifier, a third capacitor connected in series with the first inductor to the second capacitor, a fourth capacitor connected to a second BST pin of the TAS 583505 stereo class D amplifier, a neutral ground of the second capacitor and the third capacitor, a second inductor connected in series with the third capacitor, a second OUT pin of the TAS58 5805M stereo class D amplifier to the fourth capacitor, and a second inductor connected to the second BST pin of the TAS58 5805M stereo class D amplifier.
5. The DSP sound effects processing sound of claim 4, wherein the TAS5805M stereo class D amplifier communicates with the system processor based on an ADR pin, a PDN pin, a SDA pin, a SCL pin, and a SDOUT pin.
6. The DSP sound processing sound of claim 5, wherein the TAS5805M stereo class D amplifier communicates with the digital audio processor based on SDIN pin, SCLK pin, LRCLK pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921530719.0U CN211702371U (en) | 2019-09-12 | 2019-09-12 | DSP audio processing stereo set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921530719.0U CN211702371U (en) | 2019-09-12 | 2019-09-12 | DSP audio processing stereo set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211702371U true CN211702371U (en) | 2020-10-16 |
Family
ID=72769714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921530719.0U Active CN211702371U (en) | 2019-09-12 | 2019-09-12 | DSP audio processing stereo set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211702371U (en) |
-
2019
- 2019-09-12 CN CN201921530719.0U patent/CN211702371U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20100322438A1 (en) | Method and circuit for controlling an output of an audio signal of a battery-powered device | |
| CN207572065U (en) | Multi-channel audio adjusting device and audio playing equipment | |
| US6529787B2 (en) | Multimedia computer speaker system with bridge-coupled subwoofer | |
| CN105163232B (en) | A kind of multi-channel active Active crossover acoustics circuit and method | |
| US20100272294A1 (en) | Two-channel amplifier with common signal | |
| CN103702047A (en) | Audio conversion device and television system | |
| JP2019176477A (en) | Arrangement method of wireless loudspeaker, wireless loudspeaker, and terminal device | |
| CN106941643B (en) | A kind of multi-functional intelligent sound control method of set | |
| CN211702371U (en) | DSP audio processing stereo set | |
| CN102655626A (en) | Audio digital interface powered multimedia acoustic system | |
| CN105578374A (en) | Stage audio control system | |
| CN204066744U (en) | A kind of MP3 music player | |
| US20110293101A1 (en) | M-bridge class-d audio amplifier | |
| CN203563181U (en) | Mobile terminal having KTS sound effect | |
| CN203181203U (en) | Multimedia loudspeaker box | |
| CN203761573U (en) | Electronic acoustic splitter | |
| CN201243266Y (en) | Equilibrium processing device for frequency response characteristic of audio-frequency system based on DSP | |
| CN101146374A (en) | Low voice managing method and audio system with low voice management | |
| CN211352437U (en) | Audio output device and electronic equipment | |
| CN210518800U (en) | DSP power amplifier, DSP power amplifier and DSP power amplifier sound system | |
| CN207732951U (en) | A kind of sound equipment for supporting more USB flash disks and more bluetooths to play | |
| CN213280015U (en) | Audio circuit and multifunctional sound box using same | |
| CN205195946U (en) | DAC sound equipment | |
| US20080144865A1 (en) | M-bridge class-d audio amplifier | |
| CN210327963U (en) | Support stereo set of dual track |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |