tda9898 NXP Semiconductors, tda9898 Datasheet - Page 52

• 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
V
I
FM PLL demodulator
f
FM PLL filter; pin LFFM
V
T
t
I
SC
o(max)
FMPLL
w(dah)
o(dah)
P
EXTFILO(p-p)
LFFM
cy(dah)
= 5 V; T
= 32.875 MHz; PC / SC = 13 dB; f
amb
Characteristics
= 25 C; see
Parameter
peak-to-peak voltage on
pin EXTFILO
maximum output current
FM PLL frequency
voltage on pin LFFM
digital acquisition help cycle
time
digital acquisition help pulse
width
digital acquisition help 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
IF intercarrier; SC1 on;
SC2 off
IF intercarrier; L standard;
without modulation
AC and DC
see
Table 20
f
f
f
f
f
sink or source
FMPLL
FMPLL
FMPLL
FMPLL
FMPLL
W7[5] = 0
W7[5] = 1
W3[4] = 0; W6[3] = 0;
FM window
width = 237.5 kHz
W3[4] = 1; W6[3] = 0;
FM window
width = 475 kHz
W3[4] = 0; W6[3] = 1;
FM window
width = 1 MHz
W3[4] = 1; W6[3] = 1;
FM window
width = 1 MHz
Table 18
= 4.5 MHz
= 5.5 MHz
= 6.0 MHz
= 6.5 MHz
= 10.7 MHz
and
i(IF)
= 10 mV (RMS) (sync level for B/G; peak white level
TDA9897; TDA9898
Multistandard hybrid IF processing
Min
420
210
105
1
-
-
-
-
-
1.5
1.5
1.5
1.5
1.5
-
-
14
28
14
28
Typ
620
310
155
-
4.5
5.5
6.0
6.5
10.7
1.9
2.2
2.35
2.5
2.4
64
16
18
36
18
36
Figure 50
PC
© NXP B.V. 2008. All rights reserved.
= 38.375 MHz;
Max
820
410
205
-
-
-
-
-
-
3.3
3.3
3.3
3.3
3.3
-
-
22
44
22
44
and
Figure
Unit
mV
mV
mV
mA
MHz
MHz
MHz
MHz
MHz
V
V
V
V
V
52 of 103
s
s
A
A
A
A
51;