TDA9887 Philips Semiconductors, TDA9887 Datasheet - Page 49

• Manufacturer Part Number: TDA9887
• Description: I2C-bus controlled multistandard alignment-free IF-PLL demodulator with FM radio
• Manufacturer: Philips Semiconductors

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input
Pin numbers for TDA9887HN in parenthesis.
(1) Optional for I
(2) Different VIF loop filter in comparison with the application circuit due to different input characteristics (SAW filter or transformer).
input
SIF
VIF
R2 and R3 not used
R2 = R3 = 150 k
51
51
Option
2
C-bus address selection.
1
1
:
:
1
1
(27)
(30)
24
1
SIF2
VIF1
150 k
1000 011 (R/W)
1001 011 (R/W)
R3
R1 not used
(1)
(26)
(31)
23
2
150 k
SIF1
VIF2
R2
(24)
(1)
22
3
OP2
OP1
k
1000 010 (R/W)
1001 010 (R/W)
22
R1 = 2.2 k
5.6 k
10 nF
FM-PLL
output
AFC
(23)
filter
(2)
21
4
AFC
FMPLL
22 k
100
nF
390
pF
Fig.25 Test circuit.
(22)
V P
20
(3)
5
V P
DEEM
10 nF
1.5
nF
VIF-PLL
filter
(21)
19
(4)
6
AFD
VPLL
TDA9887
(2)
150
220 nF
470 nF
(20)
18
(5)
7
AGND
DGND
CVBS
output
output
audio
(18)
17
(7)
8
CVBS
AUD
22 k
(17)
16
(8)
9
VAGC
TOP
470 nF
100
pF
reference
external
(16)
15
(9)
10
SDA
REF
C x
4 MHz
tuner AGC
output
(15)
(10)
14
11
select
MAD
TAGC
SCL
51
intercarrier
radio test
R1
2.2
k
(1)
output
input
(14)
(11)
13
12
mhc151
SIOMAD
FMIN