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参数资料
| 型号： | TAS5709PHPG4 |
| 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： | 1/60页 |
| 文件大小： | 1210K |
| 代理商： | TAS5709PHPG4 |
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1
FEATURES
DESCRIPTION
www.ti.com ..................................................................................................................................... SLOS599A – NOVEMBER 2008 – REVISED SEPTEMBER 2009
20-W STEREO DIGITAL AUDIO POWER AMPLIFIER WITH EQ AND DRC
Audio Input/Output
–
DRC: Dynamic Range Compression. Can
Be Used As Power Limiter. Enables
–
20-W Into an 8-
Load From an 18-V Supply
Speaker Protection, Easy Listening,
–
Wide PVDD Range, From 8 V to 24 V
Night-Mode Listening
–
Efficient Class-D Operation Eliminates
–
Two-Band DRC: Sets Two Different
Need for Heatsinks
Thresholds for Low- and High-Frequency
–
Requires Only 3.3 V and PVDD
Content
–
One Serial Audio Input (Two Audio
–
Autobank Switching: Preload Coefficients
Channels)
for Different Sample Rates. No Need to
–
Supports 8-kHz to 48-kHz Sample Rate
Write New Coefficients to the Part When
(LJ/RJ/I2S)
Sample Rate Changes
Audio/PWM Processing
–
Autodetect: Automatically Detects
–
Independent Channel Volume Controls With
Sample-Rate Changes. No Need for
24 dB to Mute
External Microprocessor Intervention
–
Soft Mute (50% Duty Cycle)
–
Programmable 2-Band Dynamic Range
Control
The TAS5709 is a 20-W, efficient, digital audio-power
amplifier for driving stereo bridge-tied speakers. One
–
22 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.
–
Programmable Input and Output Mixers
The device accepts a wide range of input data and
data rates. A fully programmable data path routes
–
DC Blocking Filters
these channels to the internal speaker drivers.
–
Support for 3D Effects
The TAS5709 is a slave-only device receiving all
–
Pseudo Bass Support
clocks from external sources. The TAS5709 operates
General Features
with a PWM carrier between a 384-kHz switching rate
–
Serial Control Interface Operational Without
and a 352-KHz switching rate, depending on the input
sample
rate.
Oversampling
combined
with
a
MCLK
fourth-order noise shaper provides a flat noise floor
–
Factory-Trimmed Internal Oscillator for
and excellent dynamic range from 20 Hz to 20 kHz.
Automatic Rate Detection
The
TAS5709A
is
identical
in
function
to
the
–
Surface Mount, 48-Pin, 7-mm × 7-mm
TAS5709, but has a unique I2C device address. The
HTQFP Package
address of the TAS5709 is 0x36. The address of the
–
Thermal and Short-Circuit Protection
TAS5709A is 0x3A.
Benefits
–
EQ: Speaker Equalization Improves Audio
Performance
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 2008–2009, 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.
相关PDF资料 |
PDF描述 |
|---|---|
| TAS5709PHPRG4 | 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5709PHPR | 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5709PHP | 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5710PHPR | 20.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| TAS5710PHP | 20.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| TAS5709PHPR | 功能描述:音频放大器 20W Stereo I2S input Aud Pwr 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 |
| TAS5709PHPRG4 | 功能描述:音频放大器 20W Stereo I2S input Aud Pwr 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 |
| TAS5710 | 制造商:TI 制造商全称:Texas Instruments 功能描述:20-W STEREO DIGITAL AUDIO POWER AMPLIFIER |
| TAS5710EVM | 功能描述:音频 IC 开发工具 TAS5710EVM 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 |
| TAS5710PHP | 功能描述:音频放大器 20W St Closed-loop I2S Audio 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 |
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