TDA7571 STMicroelectronics, TDA7571 Datasheet - Page 5

• Manufacturer Part Number: TDA7571
• Description: STPDACsw - Fully digital high efficiency power audio amplifier
• Manufacturer: STMicroelectronics

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TDA7571
Table 2.
number
Pin
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
-Vs+Vrefl
Feed L in
Pins description (continued)
CD sel2
THWext
+Vs-low
CDsel1
THWint
Name
bridge
-Vs+5
5Vdig
dgnd
L / R
Spl1
Spl2
Gpls
Gnls
Snl2
Snl1
NTC
N.C.
N.C.
N.C.
+Vs
P/O
Gpl
Gnl
-Vs
-Vs
CD
Rfs
d1
d2
f
Positive power supply
Sensing 1 PMOS, left channel
Sensing 2 PMOS, left channel
Not connected
Sense gate PMOS, left channel
Gate PMOS, left channel
Not connected
Not connected
Gate NMOS, left channel
Gate NMOS, left channel
Sensing 2 NMOS, left channel
Sensing 1 NMOS, left Channel
Supply drivers NMOS. left channel
Negative power supply
Negative power supply
Feedback network left channel
Clip detector selection 1
Clip detector selection 2
Clip detector output
Stereo / bridge selection pin
0 = Stereo; 1 = Bridge
Bridge Left/Right Selection
1 = Right; 0 = Left
pcm-pwm gain conversion resistor
Internal thermal warning output
External thermal warning output
Sensing resistors network
Digital 5V supply output
PLL/FREE running osc. option
Positive voltage supply low power
Dither 1
Dither 2
Digital ground
Function
Voltage limit
+Vs-12V
+Vs-12V
0 (ref)
(low)
-30V
-30V
-30V
-30V
-30V
-30V
-30V
-5V
Pin description
Voltage limit
-Vs+12V
-Vs+12V
-Vs+12V
(high)
-Vs+6
5.5V
5.5V
5.5V
5.5V
5.5V
5.5V
30V
30V
30V
30V
30V
5V
6V
6V
6V
6V
6V
6V
30
6V
6V
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