參數(shù)資料
型號(hào): TDA7513T
廠商: STMICROELECTRONICS
元件分類: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP80
封裝: 14 X 14 MM, 1.40 MM HEIGHT, TQFP-80
文件頁數(shù): 40/84頁
文件大小: 845K
代理商: TDA7513T
TDA7513T
Functional description
Figure 17.
Relationship between unadjusted (LEVEL) and adjusted (LEVELITERN)
filtered field strength signals
Figure 18.
Highcut characteristics
Figure 19.
Noise blanker block diagram
INTERNAL
VOLTAGES
t
modAU639
VSBL
REF 5V
SETUP OF VST
INTERNAL
VOLTAGES
t
29%
REF 5V
SETUP OF VMO
LEVEL
LEVEL INTERN
FIELDSTRENGHT VOLTAGE
VST
VMO
LEVEL INTERN
58%
VSBL
VST
VMO
FIELDSTRENGHT VOLTAGE
LOWPASS
TIME CONSTANT
D97AU640
τDeemp
FIELDSTRENGHT
VHCH
VHCL
3
τDeemp
+
-
RECTIFIER
LOWPASS
RECT
+
THRESHOLD
GENERATOR
VTH
PEAK
ADDITIONAL
THRESHOLD
CONTROL
MONOFLOP
HOLDN
MPX
modAU856
MPOUT
CONTROL
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