tda9898 NXP Semiconductors, tda9898 Datasheet - Page 38

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

NXP Semiconductors
12. Characteristics
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
Supply; pin V
V
I
Power-on reset
V
VIF amplifier; pins IF1A, IF1B, IF2A and IF2B
V
R
C
V
G
f
f
FPLL and true synchronous video demodulator
V
f
f
t
SC
P
VCO(max)
VIF
acq
P
P
P(POR)
I
i(IF)(RMS)
G
LFVIF
f
i(dif)
i(dif)
3dB(VIF)l
3dB(VIF)u
VIF(cr)
VIF(dah)
= 5 V; T
= 32.875 MHz; PC / SC = 13 dB; f
IF
amb
Characteristics
P
= 25 C; see
12.1 Analog TV signal processing
Parameter
supply voltage
supply current
power-on reset supply
voltage
input voltage
differential input resistance
differential input capacitance
RMS IF input voltage
IF gain variation
control range VIF gain
lower VIF cut-off frequency
upper VIF cut-off frequency
voltage on pin LFVIF (DC)
maximum VCO frequency
VIF frequency
digital acquisition help VIF
frequency window
acquisition time
via broadband transformer 1 : 1; video modulation: Vestigial SideBand (VSB); residual carrier for
Table 25
for input frequencies; B/G standard is used for the specification (f
AF
= 400 Hz); input level V
Rev. 03 — 11 January 2008
Conditions
for start of reset at
decreasing supply voltage
for end of reset at
increasing supply voltage;
I
enable
lower limit at 1 dB video
output signal
upper limit at +1 dB video
output signal
permissible overload
difference between
picture and sound carrier;
within AGC range;
f
see
related to f
B
2
VCO
f = 5.5 MHz
LF( 3dB)
C-bus transmission
[5]
all standards except
M/N
M/N standard
Table 25
= 2f
PC
= 70 kHz
VIF
i(IF)
= 10 mV (RMS) (sync level for B/G; peak white level
TDA9897; TDA9898
[1]
[2]
[2]
[3]
[3]
[4]
[6]
Multistandard hybrid IF processing
Min
4.5
-
2.5
-
-
-
-
-
150
-
-
60
-
-
0.9
120
-
-
-
-
Typ
5.0
-
3.0
3.3
1.95
2
3
60
190
-
0.7
66
15
80
-
140
-
-
2.3
1.8
Figure 50
PC
© NXP B.V. 2008. All rights reserved.
= 38.375 MHz;
Max
5.5
190
3.5
4.4
-
-
-
100
-
320
-
-
-
-
3.6
-
-
-
-
30
and
Figure
Unit
V
mA
V
V
V
k
pF
mV
mV
dB
dB
MHz
MHz
V
MHz
MHz
MHz
MHz
ms
38 of 103
V
51;