TDA7513T Datasheet, PDF (2/59 Pages) STMicroelectronics – SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR

TDA7513T
3 BLOCK DIAGRAM
Figure 3. Tuner Section
FMAGCIOUT
FMAGCVOUT
FMWAGCIN
FMMIX1IN+
FMMIX1IN-
RFGND
VCOB
VCOE
OSCVCC
OSCGND
FM
AGC
FM
MIX1
VCO
DIV
4,6,8,10
IFT1ADJ
fFS
AMMIX1IN+
AMMIX1IN-
AM
MIX1
AMAGC1IOUT
AMAGC1VOUT
AMAG1CTC
LFREF
LFIN
LFHC
LFOUT
DIGVCC
DIGGND
FMANTADJ
FMRFADJ
AM
AGC1
PLL
FM
FE
ADJ
400K
450K
10.25M
XTAL
OSC
AMP1
FM
AMP2
FM
FM
MIX2
SMETER
FILTER
fFS
SMETER
SLIDER
sfFS
5V
REF
ufFS
ISS
VREF5V
ISSTC
DEVTC
TUNQUALITY
10.7M
450K
AM/
FM
FS
METER
ufFS
AM
MIX2
IFT2ADJ
AMP2
AM
ufFS
AdjChDet
+
MPathDet
OverDevDet
QUALITY
fFS
450K
AdjChDet
SoftMute
fFS
MUTE
FMMUTETC
FM
DEMOD
AMP
AUDIO
TUNEROUT
DEMGND
FMDEMREF
AM
DEM
IFC
10.25M
AM
AGC2
fFS
SD
SD
ufFS
SDAint
I²C SCLint
BUS ACKint
Figure 4. Stereo Decoder / Audio Processor Section
TUNERIN
RDSMUTE
IN
GAIN
RDSMUTE
sfFS
SDA
I²C
SCL
BUS
SDAint
SCLint
ACKint
IN1L
IN1COM
IN1R
IN2L
IN2COM
IN2R
AM/FM L
AM/FM R
PILOT
CANC
ROLL-OFF
COMP
DEMOD
ST. BLEND
HIGH
CUT
AM/FM L
AM/FM R
LEVEL
ADJUST
PILOT DETECTOR
PLL
Level Det
DevDet
Noise Det
NOISE
BLANKER
Disch Time
Const
stereo
ST. BLEND/HI CUT
CONTROL
RDSMUTE
MPATH
ufFS
DET
QUALITY
DET
IN
GAIN
IN
GAIN
AUTO
ZERO
AUTO
ZERO
SOFT
MUTE
3V
REF
VOL
mute
TREBLE MID BASS
SPKR
SPKR
SPKR
SPKR
MPATHTC
QUALITY
ACLOUT
ACLIN
OUTRL
OUTFL
OUTFR
OUTRR
ACRIN
ACROUT
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