參數(shù)資料
型號： 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)： 14/41頁
文件大?。?/td> 240K
代理商： TDA9818T/V1,118
2004 Jun 29
21
Philips Semiconductors
Product specication
Single/multistandard VIF/SIF-PLL and
FM-PLL/AM demodulators
TDA9817; TDA9818
Fig.7 Typical signal-to-noise ratio as a function of IF input voltage.
handbook, halfpage
60
40
20
75
50
25
0
0.06
0.6
6
600
60
MED684
S/N
(dB)
Vi(VIF)(rms)(dB)
Vi(VIF)(rms)
(mV)
10
Fig.8 Input signal conditions.
handbook, halfpage
sc cc
pc
sc cc
pc
BLUE
YELLOW
27 dB
13.2 dB
3.2 dB
27 dB
13.2 dB
10 dB
MED685
sc = sound carrier, with respect to sync level.
cc = chrominance carrier, with respect to sync level.
pc = picture carrier, with respect to sync level.
The sound carrier levels are taking into account a sound shelf attenuation of 20 dB (SAW filter G1962).
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