tda9898 NXP Semiconductors, tda9898 Datasheet - Page 50

• 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
PSRR
Single reference QSS intercarrier mixer; pins OUT1A and OUT1B
V
V
I
I
I
R
V
f
V
AM intercarrier from pin EXTFILI to pins OUT1A and OUT1B
G
SC
bias(int)
sink(o)(max)
source(o)(max)
P
OUT1A
OUT1B
o(RMS)
image
interf(RMS)
O
3dB(ic)u
= 5 V; T
= 32.875 MHz; PC / SC = 13 dB; f
amb
Characteristics
= 25 C; see
Parameter
power supply ripple rejection residual spurious at
voltage on pin OUT1A (DC)
voltage on pin OUT1B (DC)
internal bias current (DC)
maximum output sink current DC and AC
maximum output source
current
output resistance
RMS output voltage
upper intercarrier cut-off
frequency
image rejection
RMS interference voltage
gain
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
nominal differential output
voltage dependent on
power supply ripple at
70 Hz; see
for emitter-follower
DC and AC; with external
resistor to GND
output active;
single-ended to GND
output inactive; internal
resistance to GND
IF intercarrier
single-ended to GND;
SC1 on; SC2 off
IF intercarrier
single-ended to GND;
L standard;
without modulation;
BP on
internal sound band-pass
off
band-pass off;
fundamental wave and
harmonics
IF intercarrier; L standard;
without modulation
8 MHz to 0 MHz
W7[5] = 0
W7[5] = 1
Figure 11
i(IF)
= 10 mV (RMS) (sync level for B/G; peak white level
TDA9897; TDA9898
Multistandard hybrid IF processing
Min
-
1.8
1.8
2.0
1.4
3.0
-
-
90
45
20
11
24
-
-
Typ
50
2.0
2.0
2.5
1.7
-
-
800
140
70
35
15
28
2
5
Figure 50
PC
© NXP B.V. 2008. All rights reserved.
= 38.375 MHz;
Max
-
2.2
2.2
-
-
-
25
-
180
90
45
-
-
5
-
and
Figure
Unit
dB
V
V
mA
mA
mA
mV
mV
mV
MHz
dB
mV
dB
50 of 103
51;