TDA7540N STMicroelectronics, TDA7540N Datasheet - Page 41

• Manufacturer Part Number: TDA7540N
• Description: IC TUNER AM/FM CAR RADIO 80-LQFP
• Manufacturer: STMicroelectronics

Specifications of TDA7540N

• Frequency: 10.7MHz
• Modulation Or Protocol: AM, FM
• Applications: Automotive Audio
• Current - Receiving: 12mA
• 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: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant

TDA7540N
Table 11.
Register Name
AMSEEK
FMSEEK
CLKSEP
CTLOFF
ACWTH
AMNBD
CURRH
DEEMP
AFSON
BWCTL
ACNTH
DESFT
AINBD
AMON
DWTH
AINBT
DEVM
F100K
HCON
AFSM
AMAF
AMCF
AMST
APPM
DAGC
CASF
AMIN
AINT
AMD
DEM
DNB
DTH
EW
CF
B
Control register function (continued)
Adjacent channel narrow band threshold
Adjacent channel wide band threshold
AFS influence on stereodecoder mute
AFS Pin enable
AM IF noise blanker desensitivity
AM IF noise blanker threshold
AM IF noise blanking time
AM audio filter
AM prescaler
AM corner frequency
AM IF1 input select
AM audio delay for noise blanking
AM-FM switch
Set short time constant of AGC in AM seek mode
AM stereo select
Application mode quality detection
Charge pump low current
ISS filter fixed bandwith (ISS80) in automatic control
Check alternative station frequency
Center frequency IF counter
Clock separation (only for testing)
Switch off automatic control of ISS filter
Set current high charge pump
AM narrow band AGC threshold
Stereodecoder deemphasis
Demodulator offset
Stereodecoder deemphasis shift
Deviation detector mode
Demodulator spike blanking threshold
Deviation detector threshold for ISS filter “OFF”
Deviation detector threshold for ISS filter narrow/wide
Frequency error window IF counter
Corner frequency of AC-mute high pass filter
ISS time constant change in FM seek mode
High cut enable
Function
Software specification
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