tda9898 NXP Semiconductors, tda9898 Datasheet - Page 44
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tda9898
Manufacturer Part Number
tda9898
Description
Multistandard Hybrid If Processing Semiconductors
Manufacturer
NXP Semiconductors
Datasheet
1.TDA9898.pdf
(103 pages)
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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
t
Pin MPP1 operating as open-collector output port
V
I
V
VIF AGC; pin CIFAGC
I
I
I
SC
resp
sink(o)
ch(max)
ch(add)
dch
P
th(fast)VIF
V
OL
OH
= 5 V; T
VAGC(step)
= 32.875 MHz; PC / SC = 13 dB; f
amb
Characteristics
= 25 C; see
Parameter
response time
VIF fast mode threshold
VIF AGC voltage difference
(step)
LOW-level output voltage
output sink current
HIGH-level output voltage
maximum charge current
additional charge current
discharge 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
increasing VIF step;
negative modulation
increasing VIF step;
positive modulation;
normal mode
decreasing VIF step;
negative modulation
decreasing VIF step;
positive modulation
L standard
see
I = 2 mA (sink)
W7[3] = 0
W7[3] = 1
L standard
L standard: in the event of
missing VITS pulses and
no white video content
L standard; normal mode
L standard; fast mode
normal mode
fast mode
normal mode
fast normal mode
2nd mode
fast 2nd mode
20 dB
fast mode
normal mode
Table 11
i(IF)
= 10 mV (RMS) (sync level for B/G; peak white level
TDA9897; TDA9898
[14]
[14]
[14]
[14]
Multistandard hybrid IF processing
Min
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
75
-
-
-
10
Typ
4.3
1.5
130
1.9
0.08
0.25
0.01
890
2.6
143
40
-
-
-
-
100
100
35
1.8
6
Figure 50
PC
© NXP B.V. 2008. All rights reserved.
= 38.375 MHz;
Max
-
-
-
-
-
-
-
-
-
-
-
0.4
3
10
V
125
-
-
-
2
P
+ 0.5 V
and
Figure
Unit
ms/dB
ms/dB
ms/dB
ms/dB
ms
ms/dB
ms/dB
dB
mV/bit
V
mA
nA
nA
44 of 103
s/dB
s/dB
s/dB
A
A
A
51;