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參數資料
型號: TUA4401K
廠商: INFINEON TECHNOLOGIES AG
元件分類: 接收器
英文描述: FM, AUDIO SINGLE CHIP RECEIVER, PQFP44
封裝: MQFP-44
文件頁數: 25/41頁
文件大小: 990K
代理商: TUA4401K
Reference
5 - 4
TUA 4401K
Wireless Components
Specification, 17.02.00
Table 5-3 AC/DC Characteristics with TA 25 °C, VVCC = 8.5 V (continued)
Symbol
Limit Values
Unit
Test Conditions
LItem
min
typ
max
AGC current normal polarity
I24
0.1
mA
V22-23 = 200 mV
301
Integrator current
I21
-75
-50
-25
AV
22-23 = 0 mV;
Vm = 3V
117
Integrator current
I21
25
50
75
AV
22-23 = 200 mV;
Vm = 3V
303
IF amplifier
DC input voltage
V29
3.4
3.7
4.0
V
108
Input resistance
R29
330
L
Output resistance
R31
330
L
Max. Voltage gain
A31-29
23
26
29
dB
see
diagram SUB07h
403
Min. Voltage gain
A31-29
10
13
16
dB
see
diagram SUB07h
405
Noise figure
F
7
dB
RG = 330
IF limiter amplifier / fieldstrength generator
Input voltage for limiter
threshold
V34
25
45
V
rm
s
fin = 10.7 MHz;
V37 - 3 dB
470
AM suppression
AAM
70
80
dB
m = 30 %,
V34=100mV
469
Fieldstrength voltage
V38
0.4
0.8
VV34 = 0 mVrms
450
Fieldstrength voltage
V38
1.5
1.9
2.3
VV34 = 1 mVrms
451
Fieldstrength voltage
V38
2.4
2.9
3.4
VV34 = 10 mVrms
452
Fieldstrength voltage
V38
3.6
4.2
4.8
VV34 = 200 mVrms
471
Fieldstrength dynamic range
V38dyn
90
dB
Fieldstrength linearity
V38lin
±1
dB
Fieldstrength temperature
drift
V38temp
±3
dB
FM demodulator
AF output voltage
V37
500
600
720
mVrm
s
F = 75 kHz;
fIF=10.7 MHz
455
AF output voltage
V37
300
mVrm
s
F = 75 kHz;
fIF= 21.4 MHz
L
Total harmonic distortion
THD37
0.3
0.6
%
F = 75 kHz
456
Total harmonic distortion
detuned
THD37
0.8
%fin = 10.7 MHz
± 50 kHz
;
F = 75 kHz
457
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