tda9898hn/v2 NXP Semiconductors, tda9898hn/v2 Datasheet - Page 11

• Manufacturer Part Number: tda9898hn/v2
• Description: Tda9897; Tda9898 Multistandard Hybrid If Processing
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA9897_TDA9898_3
Product data sheet
Fig 4. Block diagram of TDA9897 (continued from
(1) Optional.
(2) Connect resistor if input or crystal is not used.
C
D
G
A
B
E
F
TDA9897
V
43, 44
P
SUPPLY
BAND-PASS
GNDA
40, 41
FILTER
FM NARROW-BAND PLL
n.c.
FM CARRIER AGC
BAND-PASS FILTER
DEMODULATOR
35, 42
+3 dB
EXTERNAL SOUND
EXTFILO
15
Rev. 03 — 11 January 2008
AND
FM SWITCH
BP on/off
Figure
EXTFILI
17
(1)
FM
3)
R
19
LFFM
(2)
VIF AGC
4 MHz FREQUENCY
4 MHz reference
FREF
46
SIF AGC
OUTPUT
FM AGC
SWITCH
REFERENCE
TAGC
AMPLIFIER
TDA9897; TDA9898
AFC
input
I
2
C-bus
FM
Multistandard hybrid IF processing
port
OPTXTAL
39
R
(2)
29
30
26
27
21
34
20
31
28
16
33
12
CAF2
CDEEM
CAF1
© NXP B.V. 2008. All rights reserved.
OUT2A
OUT2B
OUT1A
OUT1B
EXTFMI
MPP2
CVBS
MPP1
AUD
008aaa056
11 of 103