TDA7571 Datasheet, PDF (6/21 Pages) STMicroelectronics – STPDACsw - Fully digital high efficiency power audio amplifier

Pin description
TDA7571
Table 2.
Pin
number
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Pins description (continued)
Name
Function
t1
MCLK
t2
SD
WS
SCK
N.C.
-2.5V
sgnd
+2.5V
MUTE
ST-BY
Feed R in
-Vs
-Vs
-Vs+Vrefr
Snr1
Snr2
Gnrs
Gnr
Master clock input (256 x fs)
I2S serial data
I2S word select
I2S serial clock
Not connected
Signal -2.5V supply output
Signal ground
Signal 2.5V supply output
Mute input
Stand by input
Feedback network right channel
Negative voltage supply
Negative voltage supply
Supply drivers NMOS. Right channel
Sensing 2 NMOS, right channel
Sensing 1 NMOS, right channel
Sense gate NMOS, right channel
Gate NMOS, right channel
Voltage limit Voltage limit
(low)
(high)
6V
6V
6V
6V
6V
6V
-2.75V
0 (ref)
-5
-30V
-30V
-30V
-30V
-30V
-30V
-30V
2.75V
5.5V
6V
5V
-Vs+12V
-Vs+12V
-Vs+12V
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