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TDA7505 Datasheet(PDF) 7 Page - STMicroelectronics

Part # TDA7505
Description  Car radio DSP for advanced signal processing
Download  38 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7505 Datasheet(HTML) 7 Page - STMicroelectronics

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TDA7505
Block diagram
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2
Block diagram
Figure 1.
Block diagram
X Ram 4096
X Rom 4096
Y Ram 40969
P Ram 4096
P Rom 16384
Xchg
Interface
P Ram 4096
P Rom 16384
Y Ram 4096
INT
NRESET
4
VDD
GND
4
Debug Interface
5
ADCVDD
ADCGND
Debug Interface
ADC-ref
X Ram 4096
Debug/Test
Grp & blk
sync., error
correction
RDS
Filter
SPI/
IIC
Demod.
PLL Clock
Generator
SPDIF 2ch.
Interface
SAI 6ch.
Receiver
2
SAI Transmitter
2
3
4
10 word SPI 1
receive stack
4
SPI 2
IIC / SPI 1
6 Ch. Audio Bus
receive bit&wordclk
digital audio in
SPDIF audio in
6 Channel
Audio Bus
μP control
Display μP
ΣΔ
DAC-ref
DACVDD
DACGND
Oversampl.
Filter
Oversampl.
Filter
Noise
Shaper
Noise
Shaper
Decimation
Audio
Decimation
FM/Audio
8.55MHz
CLK in
Crystal
Oscillator
analog audio in
ΣΔ
ΣΔ
ΣΔ
SC
Filter
SC
Filter
SC
Filter
SC
Filter
analog audio out
AVDD
AGND
2ch sample
rate converter
AM/FM
level
ADC
DSP1 Orpheus Core
Including 12 GPIO´s
AM processing,
FM processing,
CD compression,
Dolby B,
MP3
DSP0 Orpheus Core
Including 12 GPIO´s
Audio processing,
Sound processing,
TAM,
Echo & noisecancell.
RDS Int.
8+3
External Memory Interface
SRAM 4Mx8
17
Input Source Selector
AM/FMLevel
Qdiff.
3
AM/FM Mpx
Mpx RDS
Diff.
2
Navi.
Diff.
2
Tel.
Qdiff.
4
CD
2
CC
RDSCS
Oversampl.
Filter
Noise
Shaper
SC
Filter
SC
Filter
DRAM 64Mx4
SINCOS


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