tda9898 NXP Semiconductors, tda9898 Datasheet - Page 49

• 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
Conversion synthesizer PLL; pin LFSYN2 (radio mode)
V
K
K
I
I
SC
o(PD)
L
P
n(synth)
AGC(SIF)
LFSYN2
O
D
sp
= 5 V; T
= 32.875 MHz; PC / SC = 13 dB; f
amb
Characteristics
= 25 C; see
Parameter
SIF AGC voltage
voltage on pin LFSYN2
VCO steepness
phase detector steepness
phase detector output current sink or source;
synthesizer phase noise
spurious suppression
leakage 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
FM mode
AM mode
see
f
f
with 4 MHz crystal
oscillator reference
multiple of f = 500 kHz
synthesizer spurious
performance > 50 dBc
VCO
VCO
f
I
VCO
LFSYN2
V
V
V
V
V
V
22 MHz to 29.5 MHz
30 MHz to 37.5 MHz
38 MHz to 45.5 MHz
46 MHz to 53.5 MHz
57 MHz
22 MHz to 29.5 MHz
30 MHz to 37.5 MHz
38 MHz to 45.5 MHz
46 MHz to 53.5 MHz
57 MHz
at 1 kHz
at 10 kHz
at 100 kHz
at 1.4 MHz
SIF
SIF
SIF
SIF
SIF
SIF
Table
selection:
selection:
/ V
= 100 V
= 10 mV
= 140 mV
= 100 V
= 10 mV
= 140 mV
/
57;
LFSYN2
VCO
i(IF)
;
= 10 mV (RMS) (sync level for B/G; peak white level
TDA9897; TDA9898
[3]
[3]
[3]
[3]
[3]
[3]
Multistandard hybrid IF processing
Min
1.5
2.6
3.3
1.5
2.9
3.3
1
-
-
-
-
-
-
-
-
-
-
-
89
89
98
115
50
-
Typ
-
-
-
-
-
-
-
31
32
38
47
61
61
200
238
294
384
384
99
99
102
119
-
-
Figure 50
PC
© NXP B.V. 2008. All rights reserved.
= 38.375 MHz;
Max
2.4
3.4
V
2.4
3.9
V
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
10
P
P
and
Figure
Unit
V
V
V
V
V
V
V
MHz/V
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc
nA
49 of 103
A/rad
A/rad
A/rad
A/rad
A/rad
A
A
A
A
A
51;