TDA9818 Просмотр технического описания (PDF) - Philips Electronics
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TDA9818 Datasheet PDF : 41 Pages
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Philips Semiconductors
Single/multistandard VIF/SIF-PLL and
FM-PLL/AM demodulators
Product specification
TDA9817; TDA9818
SYMBOL
PARAMETER
CONDITIONS
MIN.
Vi(VIF)(sens)(rms)
VIF input signal voltage
sensitivity for PLL to be
locked (RMS value);
pins VIF1 and VIF2
maximum IF gain; note 6 −
Composite video amplifier (pin CVBS); sound carrier off
Vo(CVBS)(p-p)
V/S
∆Vo(CVBS)
output signal voltage
(peak-to-peak value)
ratio between video
(black-to-white) and sync
level
output signal voltage
difference
see Fig.10
difference between B/G
and L standard
0.97
1.9
−
Vsync
Vclip(u)
Vclip(l)
Ro
Ibias(int)
sync voltage level
B/G and L standard
upper video clipping
voltage level
lower video clipping
voltage level
output resistance
note 2
internal DC bias current for
emitter-follower
1.4
VP − 1.1
−
−
2.2
Io(sink)(max)
maximum AC and DC
1.6
output sink current
Io(source)(max)
∆Vo(CVBS)(B/G)
∆Vo(BL)(B/G)
∆Vo(BL)(L)
Gdif
ϕdif
Bv(−1dB)
Bv(−3dB)
maximum AC and DC
output source current
deviation of CVBS output
signal voltage at
B/G standard
black level tilt in
B/G standard
vertical black level tilt for
worst case in L standard
differential gain
differential phase
−1 dB video bandwidth
−3 dB video bandwidth
2.9
50 dB gain control
−
30 dB gain control
−
gain variation; note 7
−
vision carrier modulated by −
test line (VITS) only; gain
variation; note 7
“CCIR, line 330”
−
“CCIR, line 330”
−
B/G and L standard;
5
CL < 50 pF; RL > 1 kΩ;
AC load
B/G and L standard;
7
CL < 50 pF; RL > 1 kΩ;
AC load
S/NW
weighted signal-to-noise see Fig.7; note 8
56
ratio
S/N
unweighted signal-to-noise see Fig.7; note 8
49
ratio
TYP.
30
1.1
2.33
−
1.5
VP − 1
0.7
−
3.0
−
−
−
−
−
−
2
1
6
8
60
53
MAX.
70
1.23
3.0
±12
1.6
−
0.9
10
−
−
−
0.5
0.1
1
1.9
5
2
−
−
−
−
UNIT
µV
V
%
V
V
V
Ω
mA
mA
mA
dB
dB
%
%
%
deg
MHz
MHz
dB
dB
2004 Jun 29
11
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