tda9898hn/v2 NXP Semiconductors, tda9898hn/v2 Datasheet - Page 55

• Manufacturer Part Number: tda9898hn/v2
• Description: Tda9897; Tda9898 Multistandard Hybrid If Processing
• 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
Audio amplifier
Audio output; pin AUD
R
V
R
C
V
f
f
PSRR
De-emphasis network; pin CDEEM
V
SC
P
AM
mute
V
O
o(AF)(RMS)
3dB(AF)u
3dB(AF)l
O
O
L
L
= 5 V; T
jmp
= 32.875 MHz; PC / SC = 13 dB; f
amb
Characteristics
= 25 C; see
Parameter
AM suppression
power supply ripple rejection f
output resistance
output voltage
load resistance
load capacitance
RMS AF output voltage
upper AF cut-off frequency
lower AF cut-off frequency
mute attenuation
jump voltage difference (DC) switching AF output to
power supply ripple rejection f
output voltage
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
referenced to 27 kHz
FM deviation;
50 s de-emphasis;
AM: f = 1 kHz; m = 54 %
see
AC-coupled
DC-coupled
25 kHz FM deviation;
75 s de-emphasis;
see
AM; m = 54 %;
see
W3[2] = 0 (without
de-emphasis)
W3[2] = 0 (without
de-emphasis)
of AF signal
mute state or vice versa;
activated by digital
acquisition help W3[6] = 1
or via W3[5]
see
ripple
ripple
0 dB
0 dB
6 dB
12 dB
18 dB
6 dB
Figure 11
Table 28
Table 28
Figure 11
= 70 Hz;
= 70 Hz;
i(IF)
= 10 mV (RMS) (sync level for B/G; peak white level
TDA9897; TDA9898
[19]
[20]
[3]
[3]
[3]
[3]
Multistandard hybrid IF processing
Min
35
14
-
2.0
10
100
-
400
-
-
-
400
-
-
-
70
-
14
-
Typ
46
20
-
2.4
-
-
-
500
250
125
62.5
500
250
150
20
-
20
2.4
50
Figure 50
PC
© NXP B.V. 2008. All rights reserved.
= 38.375 MHz;
Max
-
-
300
2.7
-
-
1
600
-
-
-
600
-
-
-
-
-
-
150
and
Figure
Unit
dB
dB
V
k
k
nF
mV
mV
mV
mV
mV
mV
kHz
Hz
dB
mV
dB
V
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