TDA7541 STMicroelectronics, TDA7541 Datasheet - Page 42

• Manufacturer Part Number: TDA7541
• Description: IC TUNER AM/FM CAR RADIO 64-LQFP
• Manufacturer: STMicroelectronics

Specifications of TDA7541

• Modulation Or Protocol: AM, FM
• Applications: Automotive Audio
• Current - Receiving: 48mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 7.7 V ~ 9 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Frequency: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant

Software specification
Table 13.
42/75
T Weak signal mute
T AM IF NB
T XTAL adjust
T IF adjust
T IQ adjust/Switch
T FM keying AGC
SD Roll off
SD Stereo blend
SD High cut
SD MP
SD quality
SD Audio NB I
SD Audio NB II
SD Testing
T PLL/IFC Testing
T Testing
T Testing
T Testing
T Testing
Not used
Not used
Function
Address organization (continued)
T
SD
Data bytes which are unused or dedicated for testing only don't need to be written, because
they are set internally to FEH (power on reset condition). But if somebody it writing these
bytes they must be written to FEH, otherwise some malfunction of the chip can happen.
Tuner
Stereo decoder
Addr
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
IFAGCS
DEEMP
EWEXP
FSWO7
AMCF7
NBFC7
NBCT7
WMD7
IF1G7
DSB7
LG7
SL7
MS
D7
-
-
-
-
-
-
-
-
MPFAST
FSWO6
IFSEXP
AMCF6
NBFC6
NBCT6
WMD6
HCLT6
AINT6
IF1G6
DSB6
PCM
LG6
SL6
D6
-
-
-
-
-
-
-
Doc ID 13686 Rev 4
AMCF5
NBDC5
WMD5
HCLT5
MPINT
NBLT5
AINT5
VCON
IF2Q5
SWM
RFK
LG5
SL5
D5
1
-
-
-
-
-
-
-
WMTH4 WMTH3
AINTH4
NBSMP
KAGC4
HCHT4
NBDC4
NBLT4
XTAL4
MPCC
IF2Q4
LG4
SW
ASI
D4
1
-
-
-
-
-
-
-
AINTH3
MPRG3
KAGC3
HCHT3 HCMAX2 HCMAX1
NBLT3
XTAL3
NBMP
ROC3
QNG3
IF2A3
PH3
PTH
D3
1
-
-
-
-
-
-
-
WMTH2
AINTH2
MPRG2
KAGC2
NBRR2
XTAL2
QNG2
ROC2
IF2A2
SBC2
NBT2
PH2
D2
1
-
-
-
-
-
-
-
ODCUR
AINTH1
NBRR1
WBON
XTAL1
ROC1
MPG1
QDC1
IF2A1
SBC1
NBT1
PH1
D1
1
-
-
-
-
-
-
-
TDA7541
AINENA
ODENA
HCENA
NBENA
ISSON
XTAL0
ROC0
MPG0
QDC0
NBPC
IF2A0
SBC0
PH0
D0
1
-
-
-
-
-
-
-