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參數資料
| 型號： | TAS5701PAPR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP64 |
| 封裝： | 10 X 10 MM, GREEN, PLASTIC, HTQFP-64 |
| 文件頁數： | 1/27頁 |
| 文件大小： | 638K |
| 代理商： | TAS5701PAPR |
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www.ti.com
SLOS559A – JUNE 2008 – REVISED AUGUST 2010
20-W STEREO DIGITAL AUDIO POWER AMPLIFIER
Check for Samples: TAS5701
1
FEATURES
General Features
Audio Input/Output
–
5-V Tolerant Inputs (See pin list for details
on which inputs are 5-V tolerant)
–
20-W Into an 8-
Load From an 18-V Supply
–
Shutdown Mode for Low Power
–
Wide PVDD Range (0 V to 21 V)
Consumption
–
Efficient Class-D Operation Eliminates
–
Thermal and Short-Circuit Protection
Need for Heat Sinks
–
Autodetect: Automatically Detect
–
Two Serial Audio Inputs (3 Audio channels)
Sample-Rate Changes – No Need for
–
Supports 32-kHz to 192-kHz Sample Rates
External Microprocessor Intervention
(LJ/RJ/I2S)
–
Line-Level Subwoofer PWM Outputs
DESCRIPTION
Audio/PWM Processing
The TAS5701 is a 20-W efficient, digital audio power
–
BD (Filter-free) Modulation Supporting
amplifier for driving stereo bridge-tied speakers. Two
Bridge-Tied Loads ONLY
serial data inputs support up to 3 discrete audio
channels. The SDIN1 input is routed to the internal
–
4-Step Volume Control (0 dB, 6 dB, 12 dB,
left and right outputs. The SDIN2 input is dedicated to
18 dB)
the SUB_PWM± outputs.
– All Channels Share Same Control
The TAS5701 is a clock slave-only device receiving
–
Soft Mute (50% Duty Cycle)
clocks from external sources. The TAS5701 operates
–
DC Blocking Filters
at a 384-kHz switching rate for 32-, 48-, 96-, and
–
Fixed Maximum Modulation Limit At 97.7%
192-kHz
data
and
352.8-kHz
switching
rate
44.1-,88.2-,
and
176.4-kHz
data.
The
8×
–
≥100-dB SNR – Measured at Maximum
oversampling combined with the fourth-order noise
Output With THD+N = 1%, 1 kHz,
shaper provides a flat noise floor and excellent
A-Weighted Noise, Gain = 0 dB
dynamic range from 20 Hz to 20 kHz.
–
THD < 0.1% at 1/2 Rated Power
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright 2008–2010, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TAS5701PAPRG4 | 功能描述:音頻放大器 20W stereo Dig Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TAS5704 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:20-W Stereo Digital Audio Power Amplifier With Feedback |
| TAS5704EVM | 功能描述:音頻 IC 開發工具 TAS5704EVM Eval Mod RoHS:否 制造商:Texas Instruments 產品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V |
| TAS5704PAP | 功能描述:音頻放大器 20W stereo Dig Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TAS5704PAPG4 | 功能描述:音頻放大器 20W stereo Dig Aud Pwr Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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