TDA9899HL NXP [NXP Semiconductors], TDA9899HL Datasheet - Page 94

• Manufacturer Part Number: TDA9899HL
• Description: Multistandard hybrid IF processing including car mobile
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
14. Test information
TDA9899_3
Product data sheet
Fig 49. Test circuit
(1) Connect resistor if external reference signal is not used.
(2) Connect resistor if crystal is not used.
(3) Use of crystal is optional.
(4) Application depends on synthesizer frequency; see
(5) See
SIF/DIF
VIF/SIF/DIF
VIF/SIF/DIF
RSSI and positive modulation
TOP potentiometer for
MPP1
Table
downconverter
+5 V
synthesizer
loop filter
51
51
51
R LFSYN2 C LFSYN2
56.
2.7 k
1
2
1
2
1
2
(4)
1 : 1
3
1 : 1
3
1 : 1
3
only for port
function
22 k
C CTAGC
C IFAGC
n.c.
470 nF
100 nF
5
4
5
4
5
4
22 pF
C TAGC
loop filter
100 nF
1
2
3
4
5
6
7
8
9
10
11
12
VIF
48
13
330
220 nF
output
14
tuner
AGC
47
sound BPF
output to
C FREF
100 pF
15
reference
4 MHz
input
46
Rev. 03 — 15 January 2008
MPP2
16
22 k (1)
VIF AGC
input 1
from sound BPF
45
Table
FM input
Multistandard hybrid IF processing including car mobile
17
V
44
P
59.
= 5 V
loop filter
43
TDA9899
FM PLL
18
diversity
output
42
C par
(5)
19
41
analog
ground
3.3 k (2)
R s
C s
40
20
C de-em
4.7 nF
39
FM input
external
22 pF
4 MHz (3)
21
ground
synthesizer
trap control
digital
loop filter
22
38
SDA
23
470
100
nF
100
AGC or diversity
sample-and-hold
control switch
SCL
37
24
36
35
34
33
32
31
30
29
28
27
26
25
100
ADRSEL
4.7 nF
C LC
470 nF
(b)
(a)
(b)
(a)
1.5 nF
C AF
C HC
TDA9899
AGC input 2 for DIF
(from channel decoder)
2 V CVBS
output
BVS
AUD
© NXP B.V. 2008. All rights reserved.
82 k
R LC
ZIF Q or 1st DIF
digital LIF or ZIF I or
analog 2nd sound IF
008aaa037
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