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TDA7412 Datasheet(PDF) 27 Page - STMicroelectronics

Part # TDA7412
Description  CARRADIO SIGNAL PROCESSOR
PDF  56 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7412 Datasheet(HTML) 27 Page - STMicroelectronics

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TDA7412
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.
2. By design/characterization functionally guaranteed through dedicated test mode structure
Figure 20. Trigger Threshold vs. VPEAK
VADJMP
Noise rectifier adjustment
through
Multipath (2)
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
Tim e
V
in
T
R
T
HIGH
T
F
V
op
DC
VTH
M IN. T R IG . T HRES H OL D
N O ISE CONT ROL LE D T RIG . THRES H O LD
1.5 V
0.9V
260m V (00)
220m V (01)
180m V (10)
140m V (11)
8 ST EPS
65m V
30m V
V PEAK [V]
2.4.2 ELECTRICAL CHARACTERISTICS (continued)



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