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TDA7540B датащи(PDF) 42 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) 42 Page - STMicroelectronics

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Software specification
TDA7540B
42/75
SL
S meter slider
SMODE
Two mode switching output
SMCTH
Softmute capacitor threshold for ISS “ON”
SMD
Softmute depth threshold
SMO
Softmute reference voltage offset
SMSL
S meter slope
SMTH
Softmute startpoint threshold
SSTH
Unweighted fieldstrenght threshold for seek stop
STDON
Stereodecoder on/off if muted
STDM
Stereodecoder mute enable
STING
Stereodecoder ingain
STVCO
Stereodecoder VCO adjust
TDEV
Time constant for deviation detector
TEST
Testing PLL/IFC (only for testing)
TFCKL
Fast clock for testing audioprocessor
TIN
Switch FSU PIN to TEST input (only for testing)
TINAC
Test input adjacent channel (only for testing)
TINACM
Test input adjacent channel mute (only for testing)
TINMP
Test input multipath(only for testing)
TISS
Time constant for ISS filter “ON”/”OFF”
TMSA
Test mode stereodecoder and audioprocessor
TOUT
Switch FSU PIN to Test output (only for testing)
TST
Test stereodecoder enable
TVMODE
Tuning voltage offset mode
TVO
Tuning voltage offset for prestage
TVWB
Tuning voltage offset for prestage (weather band mode)
VCOD
VCO divider
VCOM
Stereodecoder VCO mode
VHCH
Start level high cut
VHCL
Stop level high cut
WAGC
AM wide band AGC
XTAL
Xtal frequency adjust
XTLIM
Xtal amplitude limitation
Table 10.
Control register function (continued)
Register Name
Function



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