参数资料
型号: TAS5707APHP
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: 21/57页
文件大小: 1000K
代理商: TAS5707APHP
O
u
tp
u
t
L
e
v
e
l
(d
B
)
Input Level (dB)
T
O
K
M0091-02
1:1 TransferFunction
Implemented TransferFunction
S
Z
–1
AlphaFilterStructure
w
a
B0265-01
Energy
Filter
a w
,
T,K,O
a
w
a,
a
d
/
,
a
w
DRC
0x3A
0x40,0x41,0x42
0x3B/0x3C
Compression
Control
Attack
and
Decay
Filters
AudioInput
DRCCoefficient
NOTE:
=1 –
w
a
SLOS556B – NOVEMBER 2008 – REVISED NOVEMBER 2009
www.ti.com
Dynamic Range Control (DRC)
The DRC scheme has a single threshold, offset, and slope (all programmable). There is one ganged DRC for the
left/right channels.
The DRC input/output diagram is shown in Figure 31.
Professional-quality dynamic range compression automatically adjusts volume to flatten volume level.
One DRC for left/right
The DRC has adjustable threshold, offset, and compression levels
Programmable energy, attack, and decay time constants
Transparent compression: compressors can attack fast enough to avoid apparent clipping before engaging,
and decay times can be set slow enough to avoid pumping.
Figure 31. Dynamic Range Control
Figure 32. DRC Structure
28
Copyright 2008–2009, Texas Instruments Incorporated
Product Folder Link(s): TAS5707 TAS5707A
相关PDF资料
PDF描述
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
TAS5709AGPHPR 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48
相关代理商/技术参数
参数描述
TAS5707APHPR 功能描述:音频放大器 20W STEREO Dig Audio 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
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