TDA7512 Datasheet, PDF (4/42 Pages) STMicroelectronics – AM/FM CAR RADIO TUNER IC WITH INTELLIGENT SELECTIVITY SYSTEM ISS

TDA7512
PIN DESCRIPTION (continued)
N°
Pin Name
Function
14
FSU
Unweighted Fieldstrength Output
15
ISSTC
Time Constant for ISS Filter Switch
16
VCCVCO
VCO Supply
17
GNDVCO
VCO Ground
18
VCOB
VCO Input Base
19
VCOE
VCO Output Emitter
20
DEVTC
Deviation Detector Time Constant
21
XTALG
Xtal Oscillator to MOS Gate
22
XTALD
Xtal Oscillator to MOS Drain
23
GNDVCC3
VCC3 Ground
24
SSTOP
Search Stop Output
25
SDA
I²C-Bus Data
26
SCL
I²C-Bus Clock
27
VCC3
Supply Tuning Voltage
28
LPOUT
Op Amp Output to PLL Loop Filters
29
VREF2
Voltage Reference for PLL Op Amp
30
LPAM
Op Amp Input to PLL Loop Filters AM
31
LPFM
Op Amp Input to PLL Loop Filters FM
32
LPHC
High Current PLL Loop Filter Input
33
GNDVCC1
Digital Ground
34
AMST/MP
AM Stereo Out / Ident. Multipath Output
35
FSW
Weighted Fieldstrength Output
36
VCC1
Digital Supply
37
MPX/AFAM
MPX Output / AM AF Output
38
AMIFREF
Reference Voltage AM IF Amp
39
AMIFBPF
AM IF Filter
40
AMAGC2TC
AM AGC2 Time Constant
41
AMDETC
AM Detector Capacitor
42
MUTETC
Softmute Time Constant
43
AMIF2IN
Input AM IF2
44
REFDEMC FM/AM Demodulator Reference FM/AM
45
FMMIX2IN2
FM IF1 MIX2 Input1
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