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TDA7541TR Datasheet(PDF) 42 Page - STMicroelectronics

Part # TDA7541TR
Description  AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system
PDF  76 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7541TR Datasheet(HTML) 42 Page - STMicroelectronics

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Software specification
TDA7541
42/76
5
Software specification
7.1 Chip address and overview
The interface protocol comprises:
–
- start condition (S)
–
- chip address byte
–
- sub address byte
–
- sequence of data (N bytes + Acknowledge)
–
- stop condition (P)
5.1
Address organization
Receive mode
S
1
1000
1
D
0
ACK 0
0
I
A4
A3
A2
A1
A0 ACK DATABYTEACK P
Transmission mode
S
1
1000
1
D
1
ACK R7 R6 R5 R4
R3
R2
R1
S0 ACK
P
S= Start
P= Stop
ACK = Acknowledge
D
= Device address
I
= Auto increment mode
A
= Sub address
R
= Read bit
Table 13.
Address organization
Function
Addr
D7
D6
D5
D4
D3
D2
D1
D0
T PLL chargepump
0
SEEK
ASFC
LM
SDM
LDENA
ICP2
ICP1
ICP0
T PLL counter
1
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
T PLL counter
2
PC15
PC14
PC13
PC12
PC11
PC10
PC9
PC8
T TV
3
TVO7
TVO6
TVO5
TVO4
TVO3
TVO2
TVO1
TVO0
T TV/IF counter
4
FMON
EW6
EW5
IFS4
IFS3
ISSENA
TVO+
TVM
T PLL divider
5
AMD7
AMD6
RC5
RC4
RC3
VCOD2
VCOD1
VCOD0
T AGC
6
LNA7
LNA6
DAGC5
DAGC4
IFAGC3
IFAGC2
RFAGC1
RFAGC0
T Quality AC
7
TISS7
TISS6
TISS5
ACTH4
ACTH3
ACF
BWDEF
ISSBW
T Quality ACM/MP
8
MPTH7
MPTH6
MPAC
MPENA
ACMD
ACMTH2
ACMTH1
ACMTH0
T Quality DEV
9
ISSM
DTH6
DTH5
DWTH4
DWTH3
TDEV2
TDEV1
TDEV0
T Quality MUX/FSU
10
SSTH7
SSTH6
SSTH5
SSTH4
MUX1
MUX0



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