參數資料
型號: TDA9875AH
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Digital TV Sound Processor DTVSP
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: PLASTIC, QFP
文件頁數: 25/96頁
文件大?。?/td> 296K
代理商: TDA9875AH
1999 Dec 20
25
Philips Semiconductors
Product specification
Digital TV Sound Processor (DTVSP)
TDA9875A
α
cs(dual)
α
cs(stereo)
α
AM
dual signal channel separation note 5
stereo channel separation
AM suppression for FM
65
40
50
70
45
dB
dB
dB
note 6
AM: 1 kHz, 30% modulation;
reference: 1 kHz,
50 kHz deviation
SIF level 100 mV (RMS);
54% AM; 1 kHz AF;
“CCIR468” quasi peak
S/N
AM
AM demodulation
36
45
dB
I
DENTIFICATION FOR
FM
SYSTEMS
mod
p
pilot modulation for
identification
pilot sideband carrier-to-noise
ratio for identification start
25
50
75
%
C/N
p
27
f
ident
identification window
B/G stereo
slow mode
medium mode
fast mode
B/G dual
slow mode
medium mode
fast mode
slow mode
medium mode
fast mode
slow mode
medium mode
fast mode
116.85
116.11
114.65
118.12
118.89
120.46
Hz
Hz
Hz
273.44
272.07
270.73
274.81
276.20
277.60
2
1
0.5
2
1
0.5
Hz
Hz
Hz
s
s
s
s
s
s
t
ident(on)
total identification time ON
t
ident(off)
total identification time OFF
Analog audio inputs
M
ONO INPUT AND EXTERNAL INPUT
V
i(nom)(rms)
nominal level input voltage
(RMS value)
clipping level input voltage
(RMS value)
input resistance
500
mV
V
i(clip)(rms)
THD < 3%; note 7
1250
1400
mV
R
i
SCART
INPUTS
note 7
28
35
42
k
V
i(nom)(rms)
nominal level input voltage at
input pin (RMS value)
clipping level input voltage at
input pin (RMS value)
3 dB divider with external
15 k
resistor; note 8
3 dB divider with external
15 k
resistor; THD < 3%;
notes 7 and 8
note 7
350
mV
V
i(clip)(rms)
1250
1400
mV
R
i
input resistance
28
35
42
k
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Hz
dB
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