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TDA7546 Datasheet(PDF) 47 Page - STMicroelectronics

Part # TDA7546
Description  Multichip module for TMC tuner applications
PDF  68 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7546 Datasheet(HTML) 47 Page - STMicroelectronics

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TDA7546
Software specifications
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Table 27.
Addr 18 s-meter slider
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
0
0
0
S meter slider offset SL=0dB
0
0
0
1
S meter offset SL=1dB
0
0
1
0
S meter offset SL=2dB
----
-
1
1
1
1
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
1
has to be set
0
Overdeviation correction “ON”
1
Overdeviation correction “OFF”
Table 28.
Addr 19 IF gain/xtal adjust
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
IF1 gain2 9dB
1
IF1 gain2 11dB
0
0
IF1 gain1 9dB
0
1
IF1 gain1 11dB
1
0
IF1 gain1 12dB
1
1
IF1 gain1 15dB
00
00
0
CLoad 0pF
00
00
1
CLoad 0.75pF
00
01
0
CLoad 1.5pF
00
01
1
CLoad 2.25pF
00
10
0
CLoad 3pF
---
--
-
11
11
1
CLoad 23.25pF



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