TDA7540B Datasheet, PDF (5/75 Pages) STMicroelectronics – AM/FM Car Radio Tuner IC with Stereo Decoder and Intelligent Selectivity System (ISS)

TDA7540B
Pins description and connection diagrams
2
Pins description and connection diagrams
2.1
TQFP80 pins connection diagram
Figure 2. TQFP80 pins connection (top view)
MIX1 OUT1
TEST1
DEVTC
AMMIX1IN
AMMIX1REF
AMRFAGCOUT
AMPINDR
FMPINDR
FMMIX1IN1
GNDRF
FMMIX1IN2
TV1
TV2
ISSSTATUS
S1
FMAGCTC
S2
VCOB
VCOE
VCCVCO
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
1
60
2
59
3
58
4
57
5
56
6
55
7
54
8
53
9
52
10
51
11
50
12
49
13
48
14
47
15
46
16
45
17
44
18
43
19
42
20
41
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
VREF1
RXIN0AMIF2IN
MPXW
GNDDEM
FMREFDEMC
AMIF2REF
AMIF2BPF
MPXOUT
AFS
VCCSTEREO
MPXIN
MUTETC
MPTC
GNDSTEREO
QUALYOUT
FSWO
VCC1
L
R
GNDVCC1
D05AU1618
2.2
Pin description
Table 1.
Pin No.
1
2
3
4
5
6
7
8
9
10
11
Pin description
Pin Name
Function
MIX1OUT1
TEST1
DEVTC
AMMIX1IN
AMMIX1REF
AMRFAGCOUT
AMPINDR
FMPINDR
FMMIX1IN1
GNDRF
FMMIX1IN2
Mixer Tank 10.7MHz
Testing I/O Pin
Deviation Detector Time Constant
AM Mixer1 Input
AM Mixer1 Reference
Output AM RF AGC
AM PIN Diode Driver Output
FM PIN Diode Driver Output
FM Mixer1 Input1
RF Ground
FM Mixer1 Input2
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