TDA7540N STMicroelectronics, TDA7540N Datasheet - Page 10

• 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

Pins description and connection diagrams
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Table 2.
Pin #
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
AMMIX2OUT2
AMMIX2OUT1
AMREFDEMC
GNDSTEREO
FMREFDEMC
VCCSTEREO
AMRFAGCTC
IF1AMP2OUT
IF1AMP1OUT
Pin description (continued)
FMMIX2REF
AMAGC2TC
MPX/AFAM
IF1AMP2IN
IF1AMP1IN
MIX1OUT2
AMIF2BPF
AMIF2REF
GNDVCC2
FMMIX2IN
IF1AGCIN
Pin name
GNDDEM
AMDETC
MUTETC
AMIF2IN
GNDIF1
VCCIF1
IF1REF
MPXIN
VREF1
MPXW
TEST2
MPTC
VCC2
AFS
Strereodecoder ground
Multipath time constant
Weak signal mute time constant
Stereodecoder Input
Stereodecoder supply
Alternative frequency search drive
MPX output / AM AF output
AM IF2 bandpass filter
Reference voltage AM IF2 amplifier
FM demodulator reference
Ground FM demodulator
MPX Output without ISS filtering
Input AM IF2
Reference 5V
Analog ground
AM Tank 450kHz
AM Tank 450kHz
Analog supply
FM IF1 mixer2 input
FM IF1 mixer2 reference
AM RF AGC time constant
IF1 amplifier2 output
AM detector capacitor
AM demodulator reference
IF1 amplifier2 input
IF1 supply
IF1 amplifier1 output
IF1 amplifier reference
IF1 amplifier1 input
IF1 ground
IF1 AGC input
AM AGC2 time constant
Testing I/O pin
Mixer tank 10.7MHz
Function
TDA7540N