參數(shù)資料
型號(hào)： TDA6170X
廠商： INFINEON TECHNOLOGIES AG
元件分類： 接收器
英文描述： FM, AUDIO DEMODULATOR, PDSO28
封裝： PLASTIC, DSO-28
文件頁數(shù)： 14/27頁
文件大?。?/td> 416K
代理商： TDA6170X
Data Sheet
TDA6170X
Semiconductor Group
17
21.7.99
11 Electrical Characteristics
AC / DC characteristics involve the spread of values guaranteed in the specied supply voltage and ambient
temperature range. Typical characteristics are the median of the production.
Parameter
Symbol
Limit Values
Unit
Test conditions
min
typ
max
Power Supply
Current consumption Vdigital
IVD
30
40
50
mA
Current consumption Vanalog
IVA
30
40
50
mA
Mixer
Mixer input voltage
VMIXIN(rms)
200
mV
Mixer output current
IMIXOUT
468
mA
Input impedance
RMIXIN
3.5
k
Output frequency range
fMIXOUT
10
10.7
11.5
MHz
Mixer gain
GMIX
2
3
4
dB
RL = 100
Charge pump
Phase detector charge current
IPD
32
50
75
AI
Phase detector charge current
IPD
160
250
360
A5I
repetition time of charge pump
pulses
t50
s
VCO
Frequency range VCO
f
VCO
29
43
MHz
VCO frequency
fVCO
35.5
MHz
VPD = 2.5V
VCO sensitivity
SVCO
-16
MHz/V
Cyrstal oscillator (4 MHz)
crystal oscillator frequency
fxtal
4
MHz
resonance resistance of crystal
Rxtal
60
W
parallel capacitance of crystal
Cxtal
4.5
10
pF
input current from external source Ii
50
A
Sound IF
Sound IF input resistance
RIF
260
330
400
W
Input frequency range
fIF
10
11.5
MHz
Input sensitivity
VIF(rms)
0.3
1
mV
S/N(A) > 40 dB;
fIF = 10.7 MHz;
f = 27 kHz;
fmod = 1 kHz
AM rejection
aAM
45
dB
fIF = 10.7 MHz;
VIF = 5 to 100mV;
fmod = 30%
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