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| 型号： | TAS5707APHPR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| 封装： | 7 X 7 MM, GREEN, PLASTIC, HTQFP-48 |
| 文件页数： | 1/57页 |
| 文件大小： | 1000K |
| 代理商： | TAS5707APHPR |
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www.ti.com
SLOS556B – NOVEMBER 2008 – REVISED NOVEMBER 2009
20-W STEREO DIGITAL AUDIO POWER AMPLIFIER WITH EQ AND DRC
1
FEATURES
23
Audio Input/Output
Night-Mode Listening
–
20-W Into an 8-
Load From an 18-V Supply
–
Autobank Switching: Preload Coefficients
for Different Sample Rates. No Need to
–
Wide PVDD Range, From 8 V to 26 V
Write New Coefficients to the Part When
–
Efficient Class-D Operation Eliminates
Sample Rate Changes.
Need for Heatsinks
–
Autodetect: Automatically Detects
–
Requires Only 3.3 V and PVDD
Sample-Rate Changes. No Need for
–
One Serial Audio Input (Two Audio
External Microprocessor Intervention
Channels)
–
Supports 8-kHz to 48-kHz Sample Rate
APPLICATIONS
(LJ/RJ/I2S)
Television
Audio/PWM Processing
iPod Dock
–
Independent Channel Volume Controls With
Sound Bar
24 dB to Mute
DESCRIPTION
–
Soft Mute (50% Duty Cycle)
–
Programmable Dynamic Range Control
The TAS5707 is a 20-W, efficient, digital-audio power
amplifier for driving stereo bridge-tied speakers. One
–
14 Programmable Biquads for Speaker EQ
serial data input allows processing of up to two
and Other Audio Processing Features
discrete audio channels and seamless integration to
–
Programmable Coefficients for DRC Filters
most digital audio processors and MPEG decoders.
–
DC Blocking Filters
The device accepts a wide range of input data and
data rates. A fully programmable data path routes
General Features
these channels to the internal speaker drivers.
–
Serial Control Interface Operational Without
MCLK
The TAS5707 is a slave-only device receiving all
clocks from external sources. The TAS5707 operates
–
Factory-Trimmed Internal Oscillator for
with a PWM carrier between a 384-kHz switching rate
Automatic Rate Detection
and 352-KHz switching rate, depending on the input
–
Surface Mount, 48-PIN, 7-mm × 7-mm
sample
rate.
Oversampling
combined
with
a
HTQFP Package
fourth-order noise shaper provides a flat noise floor
and excellent dynamic range from 20 Hz to 20 kHz..
–
Thermal and Short-Circuit Protection
Benefits
The TAS5707A is identical in function to the HTQFP
packaged TAS5707, but has a unique I2C device
–
EQ: Speaker Equalization Improves Audio
address. The address of the TAS5707 is 0x36. The
Performance
address of the TAS5707A is 0x3A.
–
DRC: Dynamic Range Compression. Can
Be Used As Power Limiter. Enables
Speaker Protection, Easy Listening,
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.
2
iPod is a trademark of Apple Inc.
3
All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright 2008–2009, 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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| TAS5707APHP | 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5707PHPR | 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5707PHP | 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5708PHP | 20.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5708PHPR | 20.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| TAS5707EVM | 功能描述:音频 IC 开发工具 TAS5707EVM Eval Mod RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V |
| TAS5707LPHPR | 制造商:Texas Instruments 功能描述:20-W STEREO I2S AUDIO POWER AMPLIFIER WI |
| TAS5707PHP | 功能描述:音频放大器 20W Stereo I2S Audio Power Amp RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TAS5707PHPR | 功能描述:音频放大器 20W Stereo I2S Audio Power Amp RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TAS5708 | 制造商:TI 制造商全称:Texas Instruments 功能描述:20-W STEREO DIGITAL AUDIO POWER AMPLIFIER WITH EQ/DRC and FEEDBACK |
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