參數(shù)資料
型號(hào)： TAS5715PHP
廠商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 音頻／視頻放大
英文描述： 41.5 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48
封裝： 7 X 7 MM, GREEN, PLASTIC, HTQFP-48
文件頁(yè)數(shù)： 1/74頁(yè)
文件大小： 2771K
代理商： TAS5715PHP
www.ti.com
SLOS645 – AUGUST 2010
25-W DIGITAL AUDIO POWER AMPLIFIER WITH EQ AND DRC
Check for Samples: TAS5715
1
FEATURES
Audio Input/Output
A
–
25-W Into an 8-
Load From an 18-V Supply
Benefits
–
50-W Support in PBTL Mode With 4-
Ω Load
–
EQ: Speaker Equalization Improves Audio
Performance
–
Wide PVDD Range, From 8 V to 26 V
–
DRC: Automatic Gain Limiter. Can Be Used
–
Efficient Class-D Operation Eliminates
As Power Limiter. Enables Speaker
Need for Heatsinks
Protection, Easy Listening
–
Requires Only 3.3 V and PVDD
–
Two-Band DRC: Set Two Different
–
One Serial Audio Input (Two Audio
Thresholds for Low- and High-Frequency
Channels)
Content
–
I2C Address Selection via PIN (Chip Select)
–
Autobank Switching: Preload Coefficients
–
Supports 8-kHz to 48-kHz Sample Rate
for Different Sample Rates. No Need to
(LJ/RJ/I2S)
Write New Coefficients to the Part When
–
Headphone PWM Outputs
Sample Rate Changes
–
Dedicated Pin for External
–
Autodetect: Automatically Detects
Headphone-Amplifier Shutdown
Sample-Rate Changes. No Need for
–
Single-Filter PBTL Support
External Microprocessor Intervention
Audio/PWM Processing
–
Single-Filter PBTL Support Reduces BOM
Cost
–
Independent Channel Volume Controls With
24-dB to Mute
–
Thgermal Dissipation, Improving System
Stability
–
Independent Headphone Volume
–
Programmable Two-Band Dynamic Range
DESCRIPTION
Control
The TAS5715 is a 25-W, efficient, digital audio-power
–
Up to Eight User-Programmable Biquads
amplifier for driving stereo bridge-tied speakers. One
per Channel
serial data input allows processing of up to two
–
Programmable Coefficients for DRC Filters
discrete audio channels and seamless integration to
–
DC Blocking Filters and PWM DC Detect
most digital audio processors and MPEG decoders.
The device accepts a wide range of input data and
–
CRC Checksum to Detect Biquad
data rates. A fully programmable data path routes
Coefficient Corruption
these channels to the internal speaker drivers.
General Features
The TAS5715 is a slave-only device receiving all
–
Serial Control Interface Operational Without
clocks from external sources. The TAS5715 operates
MCLK
with a PWM carrier between a 384-kHz switching rate
–
Factory-Trimmed Internal Oscillator for
and a 352-KHz switching rate, depending on the input
Automatic Rate Detection
sample
rate.
Oversampling
combined
with
a
fourth-order noise shaper provides a flat noise floor
–
Surface Mount, 48-Pin, 7-mm × 7-mm
and excellent dynamic range from 20 Hz to 20 kHz.
HTQFP Package
–
Thermal and Short-Circuit Protection
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 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(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TAS5715PHPR 功能描述:音頻放大器 25W Stereo I2S Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TAS5716 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:20-W Stereo Digital-Audio Power Amplifier With EQ and DRC
TAS5716PAP 功能描述:音頻放大器 20W St Closed-loop I2S Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TAS5716PAPR 功能描述:音頻放大器 20W St Closed-loop I2S Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TAS5717 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:10-W/15-W Digital Audio Power Amplifier with Integrated Cap-Free HP Amplifier
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