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TPA5051 Datasheet(PDF) 1 Page - Texas Instruments

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Part No. TPA5051
Description  FOUR CHANNEL DIGITAL AUDIO LIP-SYNC DELAY WITH I2C CONTROL
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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TPA5051 Datasheet(HTML) 1 Page - Texas Instruments

 
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TP
A5051
www.ti.com
FEATURES
APPLICATIONS
DESCRIPTION
SIMPLIFIED APPLICATION DIAGRAM
BCLK1
LRCLK1
DATA1
DATA_OUT1
3
3.3V
BCLK1
LRCLK1
DATA1
TPA5051
Digital Amplfiier
SCLK
AudioProcessor
SCLK
BCLK1
LRCLK1
DATA1
I CDelay
Control
2
DATA2
DATA2
BCLK2
BCLK2
LRCLK2
LRCLK2
DATA2
BCLK2
LRCLK2
DATA_OUT2
TAS5504A
+TAS5122
TAS3108
or
ATSC
Processor
TPA5051
SLOS497A – JUNE 2006 – REVISED JULY 2006
FOUR CHANNEL DIGITAL AUDIO LIP-SYNC DELAY WITH I2C CONTROL
High Definition Lip-Sync Delay
Digital Audio Format: 16-24-bit I2S,
Right-Justified, Left-Justified
Flat Panel TV Lip-Sync Delay
Home Theater Rear Channel Effects
I2C Bus Controlled
Wireless Speaker Front-Channel
Dual Serial Input Ports
Synchronization
Delay Time: 85 ms/ch at fs = 48 kHz
Delay Resolution: One Sample
Delay Memory Cleared on Power-Up or After
The TPA5051 accepts two serial audio inputs,
Delay Changes
buffers the data for a selectable period of time, and
– Eliminates Erroneous Data on Output
outputs the delayed audio data on two serial outputs.
One device allows delay of up to 85 ms/ch (fs = 48
3.3 V Operation With 5 V Tolerant I/O and I2C
kHz) to synchronize the audio stream to the video
Control
stream in systems with complex video processing
Supports Audio Bit Clock Rates of 32 to 64 fs
algorithms. If more delay is needed, the devices can
with fs = 32 kHz–192 kHz
be connected in series. Independent clocks can be
No External Crystal or Oscillator Required
used for each audio input.
– All Internal Clocks Generated From the
Audio Clock
Independent Clocks for Each Audio Input
Surface Mount 4mm
× 4mm, 16-pin QFN
Package
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 © 2006, 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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