參數(shù)資料
型號: TDA9897HL/V2/S1
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, SOT313-2, MS-026, LQFP-48
文件頁數(shù): 49/103頁
文件大?。?/td> 511K
代理商: TDA9897HL/V2/S1
TDA9897_TDA9898_3
NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 03 — 11 January 2008
5 of 103
NXP Semiconductors
TDA9897; TDA9898
Multistandard hybrid IF processing
(S/N)w(AF)
AF weighted signal-to-noise ratio
“ITU-R BS.468-4”
FM: 27 kHz FM deviation;
50
s de-emphasis; vision
carrier unmodulated;
FM PLL only
48
56
-
dB
AM: BP off
44
50
-
dB
PSRR
power supply ripple rejection
fripple = 70 Hz; see Figure 11
14
20
-
dB
Vo(RMS)
RMS output voltage
IF intercarrier single-ended
to GND; SC1 on; SC2 off
90
140
180
mV
IF intercarrier single-ended
to GND; L standard;
without modulation; BP on;
W7[5] = 0
45
70
90
mV
FM sound part
Vi(FM)(RMS)
RMS FM input voltage
gain controlled operation;
W1[1:0] = 10 or
W1[1:0] = 11 or
W1[1:0] = 01; see Figure 15
2
-
300
mV
I
AFC/fRIF
change of AFC current with RIF
frequency
AFC radio mode
[6] 0.85
1.05
1.25
A/kHz
αAM
AM suppression
referenced to 27 kHz
FM deviation;
50
s de-emphasis;
AM: f = 1 kHz; m = 54 %
35
46
-
dB
Digital TV signal processing
Digital direct IF
Vo(dif)(p-p)
peak-to-peak differential output
voltage
between pin OUT2A and
pin OUT2B
W4[7] = 0
-
1.0
1.1
V
W4[7] = 1
-
0.50
0.55
V
GIF(max)
maximum IF gain
output peak-to-peak level to
input RMS level ratio
[8] -83
-
dB
GIF(cr)
control range IF gain
66
-
dB
PSRR
power supply ripple rejection
residual spurious at nominal
differential output voltage
dependent on power supply
ripple
fripple =70Hz
-
60
-
dB
fripple = 20 kHz
-
60
-
dB
Digital low IF
Vo(dif)(p-p)
peak-to-peak differential output
voltage
between pin OUT1A and
pin OUT1B; W4[7] = 0
-V
GIF(max)
maximum IF gain
output peak-to-peak level to
input RMS level ratio
[8] -89
-
dB
GIF(cr)
control range IF gain
66
-
dB
fsynth
synthesizer frequency
---MHz
Table 1.
Quick reference data …continued
VP =5V; Tamb =25 °C.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
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