데이터 시트
TAS5701
- Audio Input/Output
- 20-W Into an 8-
Load From an 18-V Supply - Wide PVDD Range (0 V to 21 V)
- Efficient Class-D Operation Eliminates Need for Heat Sinks
- Two Serial Audio Inputs (3 Audio channels)
- Supports 32-kHz to 192-kHz Sample Rates (LJ/RJ/I2S)
- Line-Level Subwoofer PWM Outputs
- 20-W Into an 8-
- Audio/PWM Processing
- BD (Filter-free) Modulation Supporting Bridge-Tied Loads ONLY
- 4-Step Volume Control (0 dB, 6 dB, 12 dB, 18 dB)
– All Channels Share Same Control - Soft Mute (50% Duty Cycle)
- DC Blocking Filters
- Fixed Maximum Modulation Limit At 97.7%
- ≥100-dB SNR – Measured at Maximum Output With THD+N = 1%, 1 kHz,
A-Weighted Noise, Gain = 0 dB - THD < 0.1% at 1/2 Rated Power
- General Features
- 5-V Tolerant Inputs (See pin list for details on which inputs are 5-V tolerant)
- Shutdown Mode for Low Power Consumption
- Thermal and Short-Circuit Protection
- Autodetect: Automatically Detect Sample-Rate Changes –
No Need for External Microprocessor Intervention
The TAS5701 is a 20-W efficient, digital audio power amplifier for driving stereo bridge-tied speakers. Two serial data inputs support up to 3 discrete audio channels. The SDIN1 input is routed to the internal left and right outputs. The SDIN2 input is dedicated to the SUB_PWM± outputs.
The TAS5701 is a clock slave-only device receiving clocks from external sources. The TAS5701 operates at a 384-kHz switching rate for 32-, 48-, 96-, and 192-kHz data and 352.8-kHz switching rate 44.1-,88.2-, and 176.4-kHz data. The 8× oversampling combined with the fourth-order noise shaper provides a flat noise floor and excellent dynamic range from 20 Hz to 20 kHz.
기술 자료
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5개 모두 보기
| 상위 문서 | 유형 | 직함 | 형식 옵션 | 최신 영어 버전 다운로드 | 날짜 |
|---|---|---|---|---|---|
| * | 데이터 시트 | 20-W Stereo Digital Audio Power Amplifier, TAS5701 datasheet (Rev. A) | 2010. 7. 19 | ||
| 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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| 패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
|---|---|---|
| HTQFP (PAP) | 64 | Ultra Librarian |