TDA7801 Datasheet, PDF (2/8 Pages) STMicroelectronics – Digital input quad power amplifier with built-in diagnostics features

Block diagram and pins description
1
Block diagram and pins description
1.1
Block diagram
Figure 1.
Block diagram (Flexiwatt27)
I²C
26 27
CD/DIAG
23
VCC
7 21
PLLfil/ENABLE 2
PLL
WS 5
SCK 11
SD2_4 ₁₂
SD1_3 ₁₃
I2S
interface
ST-BY
16 14
D3V Dgnd
I²C
Diagn.
Interpol.
+
Noise
shaper
Scrambler
Sscrambler
Scrambler
Scrambler
Current
generators
array
Current
generators
array
Current
generators
array
Current
generators
array
Fully Balanced
Transresistance
Power Filter
Fully Balanced
Transresistance
Power Filter
Fully Balanced
Transresistance
Power Filter
Fully Balanced
Transresistance
Power Filter
17
15
1
A3V Agnd
TAB
25 19 9 3
PW_GND
TDA7801
10 _OUTLF+
8 _OUTLF-
6 _OUTLR+
4 _OUTLR-
18 _OUTRF+
20 _OUTRF-
22 _OUTRR+
24 _OUTRR-
AC00698
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