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SRC4382IPFBR PDF预览

SRC4382IPFBR

更新时间: 2024-11-21 03:31:11
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81页 7353K
描述
Two-Channel, Asynchronous Sample Rate Converter with Integrated Digital Audio Interface Receiver and Transmitter

SRC4382IPFBR 数据手册

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SRC4382  
SBFS030BJANUARY 2006REVISED APRIL 2006  
Two-Channel, Asynchronous Sample Rate Converter with  
Integrated Digital Audio Interface Receiver and Transmitter  
FEATURES  
Digital Audio Interface Receiver (DIR)  
Two-Channel Asynchronous Sample Rate  
Converter (SRC)  
– PLL Lock Range Includes Sampling Rates  
from 20kHz to 216kHz  
– Dynamic Range with –60dB Input  
(A-Weighted): 128dB typical  
– Includes Four Differential Input Line  
Receivers and an Input Multiplexer  
– Total Harmonic Distortion and Noise  
(THD+N) with Full-Scale Input: –125dB  
typical  
– Bypass Multiplexer Routes Line Receiver  
Outputs to Line Driver and Buffer Outputs  
– Block-Sized Data Buffers for Both Channel  
Status and User Data  
– Supports Audio Input and Output Data  
Word Lengths Up to 24 Bits  
– Automatic Detection of Non-PCM Audio  
Streams (DTS CD/LD and IEC 61937  
formats)  
– Supports Input and Output Sampling  
Frequencies Up to 216kHz  
– Automatic Detection of the Input-to-Output  
Sampling Ratio  
– Audio CD Q-Channel Sub-Code Decoding  
and Data Buffer  
– Wide Input-to-Output Conversion Range:  
16:1 to 1:16 Continuous  
– Status Registers and Interrupt Generation  
for Flag and Error Conditions  
– Excellent Jitter Attenuation Characteristics  
– Low Jitter Recovered Clock Output  
Two Audio Serial Ports (Ports A and B)  
– Digital De-Emphasis Filtering for 32kHz,  
44.1kHz, and 48kHz Input Sampling Rates  
– Synchronous Serial Interface to External  
Signal Processors, Data Converters, and  
Logic  
– Digital Output Attenuation and Mute  
Functions  
– Output Word Length Reduction  
– Slave or Master Mode Operation with  
Sampling Rates up to 216kHz  
– Status Registers and Interrupt Generation  
for Sampling Ratio and Ready Flags  
– Supports Left-Justified, Right-Justified, and  
Philips I2S™ Data Formats  
Digital Audio Interface Transmitter (DIT)  
– Supports Sampling Rates Up to 216kHz  
– Supports Audio Data Word Lengths Up to  
24 Bits  
– Includes Differential Line Driver and  
CMOS Buffered Outputs  
Four General-Purpose Digital Outputs  
– Multifunction Programmable Via Control  
Registers  
– Block-Sized Data Buffers for Both Channel  
Status and User Data  
Extensive Power-Down Support  
– Status Registers and Interrupt Generation  
for Flag and Error Conditions  
– Functional Blocks May Be Disabled  
Individually When Not In Use  
User-Selectable Serial Host Interface: SPI or  
Philips I2C™  
Operates From +1.8V Core and +3.3V I/O  
Power Supplies  
– Provides Access to On-Chip Registers and  
Data Buffers  
Small TQFP-48 Package, Compatible with the  
SRC4392 and DIX4192  
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.  
Dolby is a registered trademark of Dolby Laboratories.  
I2C, I2S are trademarks of Koninklijke Philips Electronics N.V.  
All other trademarks are the property of their respective owners.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2006, Texas Instruments Incorporated  

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