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TDA7540B датащи(PDF) 53 Page - STMicroelectronics

номер детали TDA7540B
подробное описание детали  AM/FM Car Radio Tuner IC with Stereo Decoder and Intelligent Selectivity System (ISS)
PDF  75 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7540B датащи(HTML) 53 Page - STMicroelectronics

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TDA7540B
Software specification
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Table 29.
Addr 18 S-Meter Slider
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0000
S meter slider offset SL=0dB
0001
S meter offset SL=1dB
0010
S meter offset SL=2dB
----
-
1111
S meter offset SL=15dB
0
S meter offset -SL
1
S meter offset +SL
0
S Meter slope 1V/decade
1
S meter slope 1.5V/decade
0
Overdeviation correction current max=45
µA
1
Overdeviation correction current max=90
µA
0
Overdeviation correction “OFF”
1
Overdeviation correction “ON”
Table 30.
Addr 19 IF GAIN/XTAL Adjust
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
Xtal amplitude limitation disable
1
Xtal amplitude limitation enable
0
0
IF1 gain1 9dB
0
1
IF1 gain1 12dB
1
0
IF1 gain1 15dB
1
1
IF1 gain1 18dB
00
000
CLoad 0pF
00
001
CLoad 0.75pF
00
010
CLoad 1.5pF
00
011
CLoad 2.25pF
00
100
CLoad 3pF
-----
-
11
111
CLoad 23.25pF



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