Philips Semiconductors
Product specification
Single standard VIF-PLL with QSS-IF and
FM-PLL demodulator
PINNING
SYMBOL
V
i VIF1
V
i VIF2
TADJ
T
PLL
C
SAGC
V
o AF
C
DEC
n.c.
V
o(vid)
V
o QSS
PIN
1
2
3
4
5
6
7
8
9
10
DESCRIPTION
VIF differential input signal voltage 1
VIF differential input signal voltage 2
tuner AGC takeover point adjust
PLL loop filter
SIF AGC capacitor
audio output
decoupling capacitor
not connected
composite video output voltage
single reference QSS output voltage
SYMBOL
V
i FM
TAGC
AFC
VCO1
VCO2
GND
C
VAGC
V
P
V
i SIF1
V
i SIF2
PIN
11
12
13
14
15
16
17
18
19
20
TDA9808
DESCRIPTION
sound intercarrier input voltage
tuner AGC output
AFC output
VCO1 resonance circuit
VCO2 resonance circuit
ground
VIF AGC capacitor
supply voltage
SIF differential input signal voltage 1
SIF differential input signal voltage 2
handbook, halfpage
Vi VIF1 1
Vi VIF2 2
TADJ 3
TPLL 4
CSAGC 5
Vo AF 6
CDEC 7
n.c. 8
Vo(vid) 9
Vo QSS 10
MHA734
20 Vi SIF2
19 Vi SIF1
18 VP
17 CVAGC
16 GND
handbook, halfpage
Vi VIF1 1
Vi VIF2 2
TADJ 3
TPLL 4
CSAGC 5
Vo AF 6
CDEC 7
n.c. 8
Vo(vid) 9
Vo QSS 10
MHA735
20 Vi SIF2
19 Vi SIF1
18 VP
17 CVAGC
16 GND
TDA9808
15 VCO2
14 VCO1
13 AFC
12 TAGC
11 Vi FM
TDA9808T
15 VCO2
14 VCO1
13 AFC
12 TAGC
11 Vi FM
Fig.2 Pin configuration DIP20.
Fig.3 Pin configuration SO20.
1999 Jun 04
5
PHILIPS [ NXP SEMICONDUCTORS ]
