tda9874h NXP Semiconductors, tda9874h Datasheet - Page 49

• Manufacturer Part Number: tda9874h
• Description: Digital Tv Sound Demodulator/decoder
• Manufacturer: NXP Semiconductors

Philips Semiconductors
12 APPLICATION DIAGRAM
2000 Jun 26
handbook, full pagewidth
Digital TV sound demodulator/decoder
All analog and digital supply ground pins are connected internally.
(1) TP1, TP2, TEST1 and TEST2 should be connected to V
(2) Lx: ferrite bead, e.g. BLM 31A601S (Murata).
5 V
5 V
5 V
output
audio
10
3.3
10
k
330
39
nF
optional oscillator circuitry
(1)
(1)
14
2.2 F
2.2 F
24.568
10 k
MHz
33 nF
470
470
nF
nF
Lx
Lx
15
(2)
(2)
33 pF
HVU350
10
nF
10
nF
470
nF
V DDD1
V DDD2
V DDA1
V SSD1
V SSD2
V SSA1
NICAM
OUTR
OUTL
16
TP1
TP2
33
pF
10
1
2
3
4
5
6
7
11
8
9
44
12
470
nF
13
43
5 V
k
39
330
nF
10
14
42
10 k
33
nF
Fig.7 Application diagram.
15
SS
41
24.576
3.3
33 pF
MHz
BB135
H
during normal operation.
47
F
16
40
k
39
33 pF
TDA9874H
470
nF
external input
49
17
39
(1)
470
nF
18
38
8.2 k
470
nF
19
37
20
36
470 nF
Lx
470
nF
(2)
21
5 V
5 V
35
10
3.3
22
34
(1)
33
32
30
29
28
27
26
25
24
23
31
SCK
WS
SDO
SDA
SCL
V DDD3
V SSD3
CRESET
SIF1
V ref1
SIF2
MGK757
100 nF
Lx
Product specification
47 pF
47 pF
1 F
(2)
TDA9874H
I
I
2
2
S-bus
C-bus
470 nF
10
5 V