tda9898 NXP Semiconductors, tda9898 Datasheet - Page 43

• Manufacturer Part Number: tda9898
• Description: Multistandard Hybrid If Processing Semiconductors
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 53.
V
f
for L); IF input from 50
B/G is 10 % and for L is 3 %; video signal in accordance with “ITU-T J.63 line 17 and line 330” or “NTC-7 Composite”;
internal Nyquist slope switched on (W7[0] = 0); not dual mode; measurements taken in test circuit of
unless otherwise specified.
TDA9897_TDA9898_3
Product data sheet
Symbol
(S/N)
(S/N)
Loop filter synthesizer; pin LFSYN1
V
I
I
K
K
Pin MPP1 operating as VIF AGC voltage monitor
V
V
I
SC
source(o)PD(max)
sink(o)PD(max)
o(max)
P
LFSYN1
O
D
monitor(VIFAGC)
AGC
= 5 V; T
= 32.875 MHz; PC / SC = 13 dB; f
w
unw
amb
Characteristics
= 25 C; see
Parameter
weighted signal-to-noise ratio B/G standard; 50 % grey
unweighted signal-to-noise
ratio
voltage on pin LFSYN1
maximum phase detector
output source current
maximum phase detector
output sink current
VCO steepness
phase detector steepness
VIF AGC monitor voltage
AGC voltage
maximum output current
via broadband transformer 1 : 1; video modulation: Vestigial SideBand (VSB); residual carrier for
Table 25
…continued
for input frequencies; B/G standard is used for the specification (f
AF
= 400 Hz); input level V
Rev. 03 — 11 January 2008
Conditions
video signal; unified
weighting filter
( “ITU-T J.61” );
see
M/N standard; 50 IRE
grey video signal;
see
see
sink or source
1 mV (60 dB V)
10 mV (80 dB V)
200 mV (106 dB V)
Figure 20
Figure 20
Figure
12; V
i(IF)
i(IF)
= 10 mV (RMS) (sync level for B/G; peak white level
set to
TDA9897; TDA9898
[9]
[9]
[3]
Multistandard hybrid IF processing
Min
54
47
1.0
-
-
-
-
0.5
2.2
2.5
3
10
Typ
-
51
-
-
-
3.75
9
-
-
-
-
-
Figure 50
PC
© NXP B.V. 2008. All rights reserved.
= 38.375 MHz;
Max
-
-
3.5
65
65
-
-
4.5
2.6
3.1
4
-
and
Figure
Unit
dB
dB
V
MHz/V
V
V
V
V
43 of 103
A
A
A/rad
A
51;