TDA8044 Datasheet, PDF (12/20 Pages) NXP Semiconductors – Satellite demodulator and decoder

Philips Semiconductors
Satellite demodulator and decoder
Product specification
TDA8044
handbook, fu₊l₃l p_.3ag_Vewidth
L⁽¹⁾
L⁽¹⁾
VDDD1
15 µF
VDDD2
15 µF
VDDD2
C⁽³⁾
tuner AGC (optional)
10 kΩ
330 nF
470 Ω
+5V
VDDD2
C⁽³⁾
VSD
22 kHz
27 27
pF pF
10 Ω
10 nF
+3.3 V
VDDA
C⁽³⁾
100 nF
CFS
VDDD
C⁽³⁾
VDDD1
100 nF
470 kΩ
VDDD1
C⁽³⁾
P3
P2
P1
VDDD1
P0
C⁽³⁾ P5
P4
packet data
and control
outputs
PDOCLK
PDO0
PDO1
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
1
80
2
79
3
78
4
77
5
76
6
75
7
74
8
73
9
72
10
71
11
70
12
69
13
68
14
67
15
TDA8044
66
16
TDA8044A
65
17
64
18
63
19
62
20
61
21
60
22
59
23
58
24
57
25
56
26
55
27
54
28
53
29
52
30
51
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
100 nF
I
100 nF
Q
100 nF
100 nF
VDDD2
C⁽³⁾
TDI
TDO
TMS
VDDD2
C⁽³⁾
I²C-bus
to tuner
VDDD2
C⁽³⁾
VDDD1
C⁽³⁾
lock signals
4.7 4.7
kΩ kΩ
+5 V
1.6
kΩ
interrupt
I²C-bus
input
PDO2 PDO3 PDO5
PDO4
POR
PDO6
VDDD1
n.c.
+3.3 V
L⁽¹⁾
PDO7 PDOERR PDOSYNC
C⁽³⁾
PDOVAL
VDDD1
packet data and control outputs
VDDA
15 µF
MGM607
(1) B = SMD bead type C8D8.9/3/3 Grade 4S2.
(2) f_xtal = 4 MHz (fundamental).
(3) C = 6.8 nF, SMD.
Fig.3 Application diagram.
2000 Feb 21
12