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TDA7402 数据表(PDF) 29 Page - STMicroelectronics

部件名 TDA7402
功能描述  CARRADIO SIGNAL PROCESSOR
PDF  59 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7402 数据表(HTML) 29 Page - STMicroelectronics

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TDA7402
Notes: 1. All thresholds are measured using a pulse with TR =2 µs, THIGH=2 µs and TF =10 µs. The repetition rate must not increase the
PEAK voltage.
VRECTDEV Deviation dependent
Rectifier Voltage
meas.with
VMPX=500mV
(75kHz dev.)
11
10
01
00
0.9
(off)
1.2
2.0
2.8
VOP
VOP
VOP
VOP
VRECTFS
Fieldstrength
controlled Rectifier
Voltage
meas.with
VMPX=0mV,
VLEVEL<< VSBL
(fully mono)
11
10
01
00
0.9
(off)
1.4
1.9
2.4
V
V
V
V
TSFM
Suppression Pulse Duration FM
Signal HOLDN in
Testmode
00
01
10
11
38
25.5
32
22
µs
µs
µs
µs
TSAM
Suppression Pulse Duration AM
Signal HOLDN in
Testmode
00
01
10
11
1.2
800
1.0
640
ms
µs
µs
µs
VRECTADJ Noise rectifier discharge
adjustment
Signal PEAK in
Testmode
00
01
10
11
0.3
0.8
1.3
2.0
V/ms
SRPEAK
Noise rectifier
charge
Signal PEAK in
Testmode
0
1
10
20
mV/
µs
VADJMP
Noise rectifier adjustment
through
Multipath
Signal PEAK in
Testmode
00
01
10
11
0.3
0.5
0.7
0.9
V/ms
RAMIF
AM IF Input resistance
35
50
65
kOhm
GAMIF,min min. gain AM IF
Signal AM-RECTIFIER in
Testmode
6dB
GAMIF,max max. gain AM IF
20
dB
GAMIF,step step gain AM IF
2
dB
fAMIF,min
min. fc AM IF
Signal AM-RECTIFIER in
Testmode
14
kHz
fAMIF,max max. fc AM IF
56
kHz
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Ti m e
V
in
T
R
T
HIGH
T
F
V
op
DC
2.4.2 ELECTRICAL CHARACTERISTICS (continued)



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