參數(shù)資料
型號(hào)： 935237510518
廠商： NXP SEMICONDUCTORS
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PDSO20
封裝： 7.50 MM, PLASTIC, SO-20
文件頁(yè)數(shù)： 8/42頁(yè)
文件大?。?/td> 263K
代理商： 935237510518
1999 Jul 21
16
Philips Semiconductors
Product specication
Alignment-free multistandard vision and
FM sound IF-PLL demodulator
TDA9880
Vo(AF)(cl)(rms)
audio output clipping signal
voltage level (RMS value)
THD < 1.5%
1.3
1.4
V
THD
total harmonic distortion
0.15
0.5
%
V
o(AF)/T
temperature drift of AF output
signal voltage
3
× 103 7 × 103 dB/K
f
AF
audio frequency deviation
THD < 1.5%; note 22
±55
kHz
BAF(3dB)
3 dB audio frequency
bandwidth
without de-emphasis;
dependent on loop lter at
pin 4; measured in
accordance with Fig.19
80
100
kHz
S/NW
weighted signal-to-noise ratio
of audio signal
black picture
50
56
dB
white picture
45
51
dB
6 kHz sine wave
(black-to-white
modulation)
40
46
dB
sound carrier
subharmonics;
f = 2.25 MHz
±3 kHz
35
40
dB
V
r(SC)(rms)
residual sound carrier
(RMS value)
fundamental wave and
harmonics; without
de-emphasis
2mV
αAM(sup)
AM suppression of
FM demodulator
75
s de-emphasis;
AM: f = 1 kHz; m = 0.3
referenced to 25 kHz
FM deviation
40
46
dB
PSRR8
power supply ripple rejection at
pin 8
fripple = 70 Hz; see Fig.9
14
20
dB
SIGNAL AT PIN 4
Io(source)(PD)(max) maximum phase detector
output source current
86
A
Io(sink)(PD)(max)
maximum phase detector
output sink current
80
A
Io(source)(DAH)
output source current of digital
acquisition help
110
A
Io(sink)(DAH)
output sink current of digital
acquisition help
110
A
tW(DAH)
pulse width of digital
acquisition help current
16
s
Tcy(DAH)
cycle time of digital acquisition
help
64
s
KO(FM)
VCO steepness
fFM/V4
3.3
MHz/V
KD(FM)
phase detector steepness
I4/FM
9
A/rad
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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