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ADAU1450WBCPZ Datasheet(PDF) 1 Page - Analog Devices

No. de pieza ADAU1450WBCPZ
Descripción Electrónicos  SigmaDSP Digital Audio Processor
Download  180 Pages
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Fabricante Electrónico  AD [Analog Devices]
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ADAU1450WBCPZ Datasheet(HTML) 1 Page - Analog Devices

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SigmaDSP Digital Audio Processor
Data Sheet
ADAU1452/ADAU1451/ADAU1450
FEATURES
Qualified for automotive applications
Fully programmable audio DSP for enhanced sound processing
Features SigmaStudio, a proprietary graphical programming
tool for the development of custom signal flows
Up to 294.912 MHz, 32-bit SigmaDSP core at 1.2V
Up to 6144 SIMD instructions per sample at 48 kHz
Up to 40 kWords of parameter/data RAM
Up to 800 ms digital audio delay pool at 48 kHz
Audio I/O and routing
4 serial input ports, 4 serial output ports
48-channel, 32-bit digital I/O up to a sample rate of 192 kHz
Flexible configuration for TDM, I2S, left and right justified
formats, and PCM
Up to 8 stereo ASRCs from 1:8 up to 7.75:1 ratio and
139 dB DNR
Stereo S/PDIF input and output (not on the ADAU1450)
Four PDM microphone input channels
Multichannel, byte addressable TDM serial ports
Clock oscillator for generating master clock from crystal
Integer PLL and flexible clock generators
Integrated die temperature sensor
I2C and SPI control interfaces (both slave and master)
Standalone operation
Self boot from serial EEPROM
6-channel, 10-bit SAR auxiliary control ADC
14 multipurpose pins for digital controls and outputs
On-chip regulator for generating 1.2 V from 3.3 V supply
72-lead, 10 mm × 10 mm LFCSP package with 5.3 mm
exposed pad
Temperature range: −40°C to +105°C
APPLICATIONS
Automotive audio processing
Head units
Navigation systems
Rear seat entertainment systems
DSP amplifiers (sound system amplifiers)
Commercial and professional audio processing
FUNCTIONAL BLOCK DIAGRAM—ADAU1452/ADAU1451
S/PDIF
TRANSMITTER
S/PDIF
RECEIVER
8 × 2-CHANNEL
ASYNCHRONOUS
SAMPLE RATE
CONVERTERS
INPUT
CLOCK
DOMAINS
(×4)
OUTPUT
CLOCK
DOMAINS
(×4)
CLOCK
OSCILLATOR
GPIO/
AUX ADC
PLL
I2C/SPI
SLAVE
SPI/I2C*
BCLK_IN3 TO BCLK_IN0/
LRCLK_IN3 TO LRCLK_IN0
(INPUT CLOCK PAIRS)
SPDIFIN
SPDIFOUT
CLKOUT
SDATA_IN3 TO SDATA_IN0
(48-CHANNEL
DIGITAL AUDIO
INPUTS)
SDATA_OUT3 TO SDATA_OUT0
(48-CHANNEL
DIGITAL AUDIO
OUTPUTS)
REGULATOR
ADAU1452/
ADAU1451
PLLFILT
BCLK_OUT3 TO BCLK_OUT0
LRCLK_OUT3 TO LRCLK_OUT0
(OUTPUT CLOCK PAIRS)
TEMPERATURE
SENSOR
THD_P
VDRIVE
THD_M
I2C/SPI
MASTER
SPI/I2C*
DIGITAL
MIC INPUT
SERIAL DATA
INPUT PORTS
(×4)
SERIAL DATA
OUTPUT PORTS
(×4)
DEJITTER AND
CLOCK GENERATOR
*SPI/I2C INCLUDES THE FOLLOWING PIN FUNCTIONS: SS_M, MOSI_M, SCL_M, SCLK_M, SDA_M, MISO_M, MISO, SDA,
SCLK, SCL, MOSI, ADDR1, SS, AND ADDR0 PINS.
INPUT AUDIO
ROUTING MATRIX
OUTPUT AUDIO
ROUTING MATRIX
294.912MHz2
PROGRAMMABLE AUDIO
PROCESSING CORE
RAM, ROM, WATCHDOG,
MEMORY PARITY CHECK
Figure 1.
Rev. C
Document Feedback
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibilityisassumedbyAnalogDevicesforitsuse,norforanyinfringementsofpatentsorother
rightsofthirdpartiesthatmayresultfromitsuse.Specificationssubjecttochangewithoutnotice.No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
©2013–2014 Analog Devices, Inc. All rights reserved.
Technical Support
www.analog.com


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