TDA7513T_07 STMICROELECTRONICS [STMicroelectronics], TDA7513T_07 Datasheet - Page 45

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TDA7513T_07

Manufacturer Part Number
TDA7513T_07
Description
Single chip FM/AM tuner with stereo decoder and audio processor
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
TDA7513T
Figure 17. Relationship between unadjusted (LEVEL) and adjusted (LEVELITERN)
Figure 18. Highcut characteristics
Figure 19. Noise blanker block diagram
VOLTAGES
INTERNAL
REF 5V
VSBL
filtered field strength signals
VMO
SETUP OF VST
MPOUT
MPX
VST
TIME CONSTANT
RECTIFIER
LOWPASS
3
LEVEL
τ
τ
Deemp
FIELDSTRENGHT VOLTAGE
Deemp
modAU856
CONTROL
LOWPASS
t
LEVEL INTERN
VHCL
RECT
D97AU640
+
+
VSBL
VOLTAGES
INTERNAL
REF 5V
+
PEAK
-
VTH
58%
29%
VHCH
modAU639
GENERATOR
THRESHOLD
THRESHOLD
ADDITIONAL
FIELDSTRENGHT
MONOFLOP
CONTROL
SETUP OF VMO
VMO
Functional description
VST
HOLDN
LEVEL INTERN
FIELDSTRENGHT VOLTAGE
t
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