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TDA7570 Datasheet(PDF) 3 Page - STMicroelectronics

Part # TDA7570
Description  250W PWM high efficiency power audio amplifier
PDF  17 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7570 Datasheet(HTML) 3 Page - STMicroelectronics

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TDA7570
Block and simplified application diagram
3/17
1
Block and simplified application diagram
Figure 1.
Block and simplified application diagram
5V DIG
LEFT
CHANNEL
SIGNAL
PROCESSING
TERM.
CLIP
NTC
THWext
THWint
INTERFACE
CHANNEL LEFT
HSD +
PROTECTIONS
OUTPUT
LOWPASS
FILTER
OUTPUT
LOWPASS
FILTER
CHANNEL LEFT
LSD +
PROTECTIONS
RIGHT
CHANNEL
SIGNAL
PROCESSING
INTERFACE
CHANNEL RIGHT
HSD +
PROTECTIONS
CHANNEL RIGHT
LSD +
PROTECTIONS
40
SPI1
+25V
OUT LEFT
OUT RIGHT
-25V
-25V
D00AU1198
+25V
SPI2
GPL
GPLS
GNLS
GNL
SNL2
SNL1
46
45
29
30
31
36
37
38
REF
2.5V
MUTE
ST-BY
-2.5V
52
55
56
49
50
26,27,58,59
25
57
60
61
-VS
-VS +VREFL
-VS +VREFL
SGND
DGND
-VS +VREFL
SNR1
SNR2
GNR
GNRS
GPRS
GPR
SPR2
SPR1
-VS+5
+VS-5
54
CD
CDsel2
CDsel1
5V DIG
FEED L IN
+VS -VREF1
+VS
+VS -LOW
13
42
12
9
28
14
18
17
22
21
23
24
8
7
4
5
63
64
62
IN L+
IN L-
IN R+
IN R-
PGND
OSC
33
34
O0-15
I-OFCLK
6
15
53
32
10



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