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PDF TDA9818 Data sheet ( Hoja de datos )

Número de pieza TDA9818
Descripción Single/multistandard VIF/SIF-PLL and FM-PLL/AM demodulators
Fabricantes NXP Semiconductors 
Logotipo NXP Semiconductors Logotipo



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INTEGRATED CIRCUITS
DATA SHEET
TDA9817; TDA9818
Single/multistandard VIF/SIF-PLL
and FM-PLL/AM demodulators
Preliminary specification
File under Integrated Circuits, IC02
1997 May 12

1 page




TDA9818 pdf
Philips Semiconductors
Single/multistandard VIF/SIF-PLL and
FM-PLL/AM demodulators
Preliminary specification
TDA9817; TDA9818
PINNING
SYMBOL PIN
DESCRIPTION
Vi VIF1
Vi VIF2
STD(1)
CVAGC
CSAGC
TPLL
LADJ(1)
Vo AF
Vde-em
Cde-em
CDEC
Vo QSS
Vi FM
TAGC
CBL(1)
Vo(vid)
AFC
VCO1
VCO2
GND
VP
TADJ
Vi SIF1
Vi SIF2
1 VIF differential input signal voltage 1
2 VIF differential input signal voltage 2
3 standard switch
4 VIF AGC capacitor
5 SIF AGC capacitor
6 PLL loop filter
7 L/L accent switch and adjust
8 audio output
9 de-emphasis input
10 de-emphasis output
11 decoupling capacitor
12
single reference QSS/intercarrier
output voltage
13 sound intercarrier input voltage
14 tuner AGC output
15 black level detector
16 composite video output voltage
17 AFC output
18 VCO1 resonance circuit
19 VCO2 resonance circuit
20 ground
21 supply voltage
22 tuner AGC takeover point adjust
23 SIF differential input signal voltage 1
24 SIF differential input signal voltage 2
Note
1. Not connected for TDA9817.
handbook, halfpage
Vi VIF1 1
Vi VIF2 2
STD(1) 3
24 Vi SIF2
23 Vi SIF1
22 TADJ
CVAGC 4
CSAGC 5
TPLL 6
LADJ(1) 7
21 VP
20 GND
TDA9818 19 VCO2
TDA9817 18 VCO1
Vo AF 8
Vde-em 9
Cde-em 10
CDEC 11
Vo QSS 12
17 AFC
16 Vo(vid)
15 CBL(1)
14 TAGC
13 Vi FM
MHA664
(1) Not connected for TDA9817.
Fig.2 Pin configuration.
1997 May 12
5

5 Page





TDA9818 arduino
Philips Semiconductors
Single/multistandard VIF/SIF-PLL and
FM-PLL/AM demodulators
Preliminary specification
TDA9817; TDA9818
SYMBOL
PARAMETER
CONDITIONS
MIN.
αIM(1.1)
αIM(3.3)
funwanted(p-p)
∆ϕ
αc(rms)
αH(sup)
αH(spur)
PSRR
intermodulation
attenuation at ‘blue’
intermodulation
attenuation at ‘yellow’
intermodulation
attenuation at ‘blue’
intermodulation
attenuation at ‘yellow’
robustness for unwanted
frequency deviation of
picture carrier
(peak-to-peak value)
robustness for modulator
imbalance
residual vision carrier
(RMS value)
suppression of video
signal harmonics
spurious elements
power supply ripple
rejection at pin 16
f = 1.1 MHz; see Fig.6 58
and note 9
f = 1.1 MHz; see Fig.6 60
and note 9
f = 3.3 MHz; see Fig.6 58
and note 9
f = 3.3 MHz; see Fig.6 59
and note 9
L standard;
residual carrier: 3%;
serration pulses: 50%;
note 2
L standard;
residual carrier: 0%;
serration pulses: 50%;
note 2
fundamental wave and
harmonics; B/G and
L standard
note 10a
35
note 10b
video signal; grey
level; see Fig.11
B/G standard
L standard
40
30
26
VIF-AGC detector (pin 4)
I4
charging current
B/G and L standard; 0.75
note 7
additional charging current
L standard in event of
missing VITS pulses
and no white video
content
1.9
discharging current
B/G standard
15
normal mode L
225
fast mode L
30
tresp
AGC response to an
B/G and L standard;
increasing VIF step
note 11
AGC response to a
decreasing VIF step
B/G standard
fast mode L
normal mode L;
note 11
IF
VIF amplitude step for
L standard
activating fast AGC mode
2
TYP.
64
66
64
65
2
40
35
30
1
2.5
20
300
40
0.05
2.2
1.1
150
6
MAX.
12
3
5
1.25
3.1
25
375
50
0.1
3.5
1.8
240
10
UNIT
dB
dB
dB
dB
kHz
%
mV
dB
dB
dB
dB
mA
µA
µA
nA
µA
ms/dB
ms/dB
ms/dB
ms/dB
dB
1997 May 12
11

11 Page







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