TFA9812HN PHILIPS [NXP Semiconductors], TFA9812HN Datasheet - Page 54

• Manufacturer Part Number: TFA9812HN
• Description: BTL stereo Class-D audio amplifier with I2S input
• Manufacturer: PHILIPS [NXP Semiconductors]

DIAGNOSTIC
POWERUP
DC-VOLUME CONTROL
I
I
I
Fig 15. Simplified application diagram for I
ENABLE
I
2
2
2
2
S DATA
S WS
S MLCK (optional)
S BCK
V
DDD
100 nF
C vddd
14.4.3
3.3 V
C STABD
1 F
I
2
S master mode and Legacy control mode
37
38
39
40
41
42
43
44
45
46
47
48
C XTALL
18 pF
1
ADSEL1/PLIM1
SCL/SFOR
SDA/MS
V
STABD
REFD
TEST2
DATA
WS
BCK
MCLK
V
EXPOSED DIE PADDLE
DDD(3V3)
SS2
XTALL
2
C XTALL
18 pF
36
3
35
3.3 V
C VDDA
100 nF
2
S master mode and Legacy control mode
34
R STABA
1 k
33
4
32
C STAB
100 nF
TFA9812
5 6
31
C DELAY
1 nF
VPA
C VPA
100 nF
30 29
7 8 9
28
C STAB
100 nF
C STAB
100 nF
27
10 11
26
25
12
BOOT2P
BOOT1P
OUT1N
OUT1N
OUT2N
OUT2N
OUT2P
OUT2P
OUT1P
OUT1P
V
V
DDP
DDP
24
23
22
21
20
19
18
17
16
15
14
13
C BOOT
15 nF
VP
POWER IN
C BOOT
15 nF
C BOOT
15 nF
C BOOT
15 nF
470 pF
470 pF
C SN
C SN
C VDDP
100 nF
C VDDP
100 nF
R SN 10
R SN 10
R SN 10
R SN 10
C SN
470 pF
C SN
470 pF
V
P
= 8 V to 20 V
GND
S1
S1
F2
F2
15 H
15 H
Lic
Lic
S2
F1
F1
S2
C VDDP
220 F / 25 V
R VDDA
10
C LC
680 nF
C LC
680 nF
C LC
680 nF
C LC
680 nF
010aaa478
+
+
OUT1
OUT2
6
6
VPA
VP
to 8
to 8