參數(shù)資料
型號(hào): TDA9818T/V1,118
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24
封裝: 7.50 MM, PLASTIC, SOT-137-1, MS-013, SOP-24
文件頁數(shù): 8/41頁
文件大?。?/td> 240K
代理商: TDA9818T/V1,118
2004 Jun 29
16
Philips Semiconductors
Product specication
Single/multistandard VIF/SIF-PLL and
FM-PLL/AM demodulators
TDA9817; TDA9818
FM operation (B/G standard; pin AF); notes 16 and 16a
Vo(AF)(rms)
AF output signal voltage
(RMS value)
27 kHz
(54% FM deviation);
see Fig.15; note 17
Rx = 470
200
250
300
mV
Rx =0
400
500
600
mV
25 kHz
(50% FM deviation);
Rx =0 ; see Fig.15;
note 17
360
450
540
mV
Vo(AF)(clip)
AF output clipping signal
voltage level
THD < 1.5%
1.0
1.2
V
fAF
frequency deviation
THD < 1.5%; note 17
±53
kHz
Vo/T
temperature drift of
AF output signal voltage
3
× 103 7 × 103
dB/K
Vde-em(DC)
DC voltage at decoupling
capacitor
voltage dependent on VCO
frequency; note 18
1.2
3.0
V
RAF
output resistance
note 2
100
VAF
DC output voltage
2.3
V
Isink(max)(AF)
maximum AC and DC
output sink current
0.5
mA
Isource(max)(AF)
maximum AC and DC
output source current
0.5
mA
BAF(3dB)
3 dB audio frequency
bandwidth
without de-emphasis
capacitor
100
125
kHz
THD
total harmonic distortion
27 kHz
(54% FM deviation)
0.2
0.5
%
S/NW
weighted signal-to-noise
ratio
FM-PLL only; with 50
s
de-emphasis; 27 kHz
(54% FM deviation);
“CCIR 468-4”
55
60
dB
αsc(rms)
residual sound carrier
(RMS value)
fundamental wave and
harmonics
75
mV
αAF
mute attenuation of
AF signal
B/G and L standard
70
75
dB
VAF
DC jump voltage of
AF output terminal for
switching AF output to
mute state and vice versa
FM-PLL in lock mode
±50
±150
mV
PSRR
power supply ripple
rejection at pin AF
Rx =0 ; f = 70 Hz;
see Figs 13 and 15
20
26
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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