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TAS5711
- Audio Input/Output
- 20-W Into an 8-
Load From an 18-V Supply - Wide PVDD Range, From 8 V to 26 V
- Efficient Class-D Operation Eliminates Need for Heatsinks
- One Serial Audio Input (Two Audio Channels)
- 2.1 Mode (2 SE + 1 BTL)
- 2.0 Mode (2 BTL)
- Single-Filter PBTL Mode Support
- I2C Address Selection Pin (Chip Select)
- Supports 8-kHz to 48-kHz Sample Rate (LJ/RJ/I2S)
- 20-W Into an 8-
- Audio/PWM Processing
- Independent Channel Volume Controls With 24-dB to Mute
- Separate Dynamic Range Control for Satellite and Subchannels
- 21 Programmable Biquads for Speaker EQ and Other Audio Processing Features
- Programmable Coefficients for DRC Filters
- DC Blocking Filters
- Support for 3D Effects
- General Features
- Serial Control Interface Operational Without MCLK
- Factory-Trimmed Internal Oscillator for Automatic Rate Detection
- Surface Mount, 48-Pin, 7-mm × 7-mm HTQFP Package
- Thermal and Short-Circuit Protection
- Support for AD or BD Mode
- Benefits
- Up to 90% Efficient
- AD and BD Filter Mode Support
- SNR: 106 dB, A-Weighted
- EQ: Speaker Equalization Improves Audio Performance
- DRC: Dynamic Range Compression. Can Be Used As Power Limiter. Enables
Speaker Protection, Easy Listening, Night-Mode Listening. - Separate DRC for Satellite and Subchannels
- Autobank Switching: Preload Coefficients for Different Sample Rates.
No Need to Write new Coefficients to the Part When Sample Rate Changes. - Autodetect: Automatically Detects Sample-Rate Changes. No Need for
External Microprocessor Intervention
- Requires Only 3.3 V and PVDD
- APPLICATIONS
- Television
- iPod™ Dock
- Sound Bar
iPod is a trademark of Apple Inc.
The TAS5711 is a 20-W, efficient, digital audio power amplifier for driving stereo bridge-tied speakers. One serial data input allows processing of up to two discrete audio channels and seamless integration to most digital audio processors and MPEG decoders. The device accepts a wide range of input data and data rates. A fully programmable data path routes these channels to the internal speaker drivers.
The TAS5711 is an I2S slave-only device receiving all clocks from external sources. The TAS5711 operates with a PWM carrier between 384-kHz switching rate and 352-KHz switching rate depending on the input sample rate. Oversampling combined with a fourth-order noise shaper provides a flat noise floor and excellent dynamic range from 20 Hz to 20 kHz.
기술 자료
| 상위 문서 | 유형 | 직함 | 형식 옵션 | 최신 영어 버전 다운로드 | 날짜 |
|---|---|---|---|---|---|
| * | 데이터 시트 | TAS5711 20-W Digital Audio-Power Amplifier With EQ, DRC, and 2.1 Mode datasheet (Rev. A) | 2010. 8. 26 | ||
| 애플리케이션 노트 | Using Thermal Calculation Tools for Analog Components (Rev. A) | 2019. 8. 30 | |||
| 애플리케이션 노트 | Guidelines for Measuring Audio Power Amplifier Performance (Rev. A) | 2019. 8. 26 | |||
| 애플리케이션 노트 | AN-1849 An Audio Amplifier Power Supply Design (Rev. C) | 2019. 6. 27 | |||
| 애플리케이션 노트 | AN-1737 Managing EMI in Class D Audio Applications (Rev. A) | 2013. 5. 1 |
설계 및 개발
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TAS571XSW-LINUX — TAS571X용 Linux 드라이버
The Linux driver supports the TAS571x family of Digital input stereo amplifiers. The Linux driver supports communication through the I2C bus and interfaces with the Linux DAI (Digital Audio Interface) class.
Linux Mainline StatusAvailable in Linux Main line: Yes
Available through git.ti.com: N/A
| 패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
|---|---|---|
| HTQFP (PHP) | 48 | Ultra Librarian |
주문 및 품질
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