參數(shù)資料
型號(hào): TDA9818
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 接收器
英文描述: Single/Multistandard VIF/SIF-PLL and FM-PLL/AM demodulator(單一/多標(biāo)準(zhǔn)的VIF/SIF-PLL and FM-PLL/AM解調(diào)器)
中文描述: AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP24
封裝: 0.400 INCH, PLASTIC, SOT-234-1, SDIP-24
文件頁(yè)數(shù): 13/36頁(yè)
文件大小: 163K
代理商: TDA9818
1997 May 12
13
Philips Semiconductors
Preliminary specification
Single/multistandard VIF/SIF-PLL and
FM-PLL/AM demodulators
TDA9817; TDA9818
Sound IF amplifier (pins 23 and 24)
V
i(SIF)(rms)
input signal voltage
sensitivity (RMS value)
FM mode;
3 dB at
intercarrier output
pin 12
AM mode;
3 dB at
AF output pin 8
FM mode; +1 dB at
intercarrier output
pin 12
AM mode; +1 dB at
AF output pin 8
FM and AM mode;
see Fig.4
note 2
note 2
50
100
μ
V
50
100
μ
V
V
i(max)(rms)
maximum input signal
voltage (RMS value)
65
100
mV
65
100
mV
G
cr(SIF)
SIF gain control range
60
66
dB
R
i(diff)
C
i(diff)
differential input resistance
differential input
capacitance
DC input voltage
crosstalk attenuation
between SIF and VIF input
1.7
1.2
2.2
1.7
2.7
2.5
k
pF
V
I(23,24)
α
SIF,VIF
50
3.4
V
dB
between pins 1 and 2
and pins 23 and 24;
note 14
SIF AGC detector (pin 5)
I
ch(5)
charging current
FM mode
AM mode
FM mode
normal mode AM
fast mode AM
8
0.8
8
1
60
12
1.2
12
1.4
85
16
1.6
16
1.8
110
μ
A
μ
A
μ
A
μ
A
μ
A
I
dch(5)
discharging current
Single reference QSS intercarrier mixer (B/G standard; pin 12)
V
o(rms)
IF intercarrier level
(RMS value)
QSS mode; SC
1
;
sound carrier 2 off
L standard; without
modulation
intercarrier mode; SC1;
sound carrier 2 off
QSS mode
L standard;
80% AM modulation
upper limit
100
140
180
mV
100
140
180
mV
note 15
mV
V
o(peak)
IF intercarrier level
(peak value)
141
255
198
356
225
458
mV
mV
B
3
3 dB intercarrier
bandwidth
residual sound carrier
(RMS value)
7.5
9
MHz
α
SC(rms)
QSS mode;
fundamental wave and
harmonics
intercarrier mode;
fundamental wave and
harmonics
2
5
mV
2
5
mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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參數(shù)描述
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