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TDA7540B bảng dữ liệu(PDF) 39 Page - STMicroelectronics

tên linh kiện TDA7540B
Giải thích chi tiết về linh kiện  AM/FM Car Radio Tuner IC with Stereo Decoder and Intelligent Selectivity System (ISS)
PDF  75 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7540B bảng dữ liệu(HTML) 39 Page - STMicroelectronics

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TDA7540B
Software specification
39/75
5.2
Control register function
Table 10.
Control register function
Register Name
Function
A
Charge pump high current
ACF
Adjacent channel filter select
ACG
Adjacent channel filter gain
ACM
Threshold for startpoint adjacent channel mute
ACMD
Adjacent channel mute depth
ACNTH
Adjacent channel narrow band threshold
ACWTH
Adjacent channel wide band threshold
AFSM
AFS influence on stereodecoder mute
AFSON
AFS Pin enable
AINBD
AM IF noise blanker desensitivity
AINBT
AM IF noise blanker threshold
AINT
AM IF noise blanking time
AMAF
AM audio filter
AMD
AM prescaler
AMCF
AM corner frequency
AMIN
AM IF1 input select
AMNBD
AM audio delay for noise blanking
AMNBFO
AM audio noise blanker high pass filter order
AMNBHP
AM audio noise blanker high pass filter frequency
AMON
AM-FM switch
AMSEEK
Set short time constant of AGC in AM seek mode
AMST
AM stereo select
APPM
Application mode quality detection
B
Charge pump low current
BWCTL
ISS filter fixed bandwith (ISS80) in automatic control
CASF
Check alternative station frequency
CF
Center frequency IF counter
CLKSEP
Clock separation (only for testing)
CTLOFF
Switch off automatic control of ISS filter
CURRH
Set current high charge pump
DAGC
AM narrow band AGC threshold
DEEMP
Stereodecoder deemphasis
DEM
Demodulator offset



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