参数资料
型号: TDA9897HN/V2
厂商: NXP SEMICONDUCTORS
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQCC48
封装: 7 X 7 MM, 0.85 MM HEIGHT, PLASTIC, SOT619-1, MO-220, HVQFN-48
文件页数: 54/103页
文件大小: 511K
代理商: TDA9897HN/V2
TDA9897_TDA9898_3
NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 03 — 11 January 2008
54 of 103
NXP Semiconductors
TDA9897; TDA9898
Multistandard hybrid IF processing
V
o(AF)/T
AF output voltage variation
with temperature
-3
× 103 7 × 103 dB/K
THD
total harmonic distortion
50
s de-emphasis;
FM deviation: for
TV mode 27 kHz and for
radio mode 22.5 kHz
-
0.15
0.50
%
f
AF(max)
maximum AF frequency
deviation
THD < 2 %; pre-emphasis
off; fAF = 400 Hz
W3[1:0] = 00 (audio
gain = 0 dB)
±55
-
kHz
W3[1:0] = 01 (audio
gain =
6 dB)
±110
-
kHz
W3[1:0] = 10 (audio
gain =
12 dB)
±170
-
kHz
W3[1:0] = 11 (audio
gain =
18 dB) and
W3[4] = 1 (FM window
width = 475 kHz)
±380
-
kHz
fAF(max)
maximum AF frequency
THD < 2 %;
pre-emphasis off
FM window
width = 237.5 kHz;
6 dB audio gain;
FM deviation 100 kHz
15
-
kHz
FM window
width = 475 kHz;
18 dB audio gain;
FM deviation 300 kHz
15
-
kHz
f3dB(AF)
AF cut-off frequency
W3[2] = 0; W3[4] = 0;
without de-emphasis;
FM window
width = 237.5 kHz
80
100
-
kHz
(S/N)w(AF)
AF weighted signal-to-noise
ratio
27 kHz FM deviation;
50
s de-emphasis; vision
carrier unmodulated;
FM PLL only;
“ITU-R BS.468-4”
48
56
-
dB
(S/N)unw(AF)
AF unweighted
signal-to-noise ratio
radio mode (10.7 MHz);
22.5 kHz FM deviation;
75
s de-emphasis
-58
-
dB
VSC(rsd)(RMS)
RMS residual sound carrier
voltage
fundamental wave and
harmonics; without
de-emphasis
--2
mV
Table 53.
Characteristics …continued
VP =5V; Tamb =25 °C; see Table 25 for input frequencies; B/G standard is used for the specication (fPC = 38.375 MHz;
fSC = 32.875 MHz; PC / SC = 13 dB; fAF = 400 Hz); input level Vi(IF) = 10 mV (RMS) (sync level for B/G; peak white level
for L); IF input from 50
via broadband transformer 1 : 1; video modulation: Vestigial SideBand (VSB); residual carrier for
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 Figure 50 and Figure 51;
unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
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