TDA7540N STMicroelectronics, TDA7540N Datasheet - Page 42

• 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

Software specification
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Table 11.
Register Name
MAXHC
MPBPG
MPOFF
MUXST
NBCTH
NBDTH
LDENA
MPION
ISSON
NBLTH
MPRG
IFAGC
IFENA
MENA
MPCC
MPPC
ISS30
ISS80
KAGC
MPAC
MPTH
ISSIN
NBFS
NBFT
IFCM
MPG
IF1T
IF2T
MPF
LPF
IFG
IFS
MS
LG
LM
Control register function (continued)
FM/AM mixer1 tank adjust
AM mixer2 tank adjust
FM IF AGC
IF counter mode
IF counter enable
IF1 amplifier gain (10.7MHz)
IF counter sampling time
Test input for ISS filter
ISS filter “ON”
ISS filter 30KHz weather band
ISS filter narrow/mid switch
FM keying AGC
Lock detector enable
Level gain adjust in stereodecoder
Local mode FM seek stop
Loop filter input select
Maximum high cut
Softmute enable
Adjacent channel control by multipath
Multipath detector charge current
Multipath detector bandpass filter gain
Multipath filter frequency
Multipath filter gain
Multipath internal influence enable
Multipath control “OFF”
Multipath influence on peak discharge current
Multipath detector rectifier gain
Multipath threshold
Mono/Stereo switch automatically
Test multiplexer output stereodecoder
Noise blanker noise controlled threshold
Noise blanker deviation controlled threshold
Field strength controlled noise blanker
AM noise blanker fixed threshold
Noise blanker low threshold
Function
TDA7540N