E-TDA7513T datasheet(8/84 Pages) STMICROELECTRONICS

Part #	E-TDA7513T

Description	Single chip FM/AM tuner with stereo decoder and audio processor

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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Block diagrams

TDA7513T

8/84

1

Block diagrams

Figure 1.

Tuner section

Figure 2.

Stereo decoder / audio processor section

ISSTC

DEVTC

DEMGND

SD

TUNEROUT

TUNQUALITY

DIGGND

FM

AGC

VCO

FMWAGCIN

FMAGCVOUT

FMAGCIOUT

FMMIX1IN+

RFGND

FM

MIX1

VCOB

VCOE

OSCVCC

OSCGND

DIV

4,6,8,10

AM

MIX1

IFT1ADJ

AM

AGC1

AMAGC1VOUT

AMAGC1IOUT

AMAG1CTC

PLL

10.25M

400K

FM

FE

ADJ

LFREF

LFIN

LFHC

LFOUT

FMANTADJ

FMRFADJ

XTAL

OSC

AMP1

FM

AMP2

FM

AM

MIX2

IFT2ADJ

AMP2

AM

AM/

FM

FS

METER

450K

10.7M

FM

MIX2

AM

DEM

AM

AGC2

SMETER

FILTER

ufFS

ISS

AdjChDet

MPathDet

OverDevDet

QUALITY

fFS

ufFS

fFS

FM

DEMOD

450K

fFS

IFC

10.25M

SD

fFS

ufFS

AMP

AUDIO

SoftMute

MUTE

fFS

I2C

BUS

SDAi nt

SCLi nt

ACKi nt

VREF5V

DIGVCC

FMMUTETC

FMDEMREF

SMETER

SLIDER

+

sfFS

5V

REF

AdjChDet

FMMIX1IN-

AMMIX1IN+

AMMIX1IN-

PILOT

CANC

HIGH

CUT

Level Det

DevDet

Noise Det

IN

GAIN

ROLL-OF

COMP

DEMOD

ST.BLEND

PILOT DETECTOR

PLL

stereo

sfSF

LEVEL

ADJUST

TUNERIN

RDSMUTE

ST. BLEND HI-CUT

CONTROL

DischTime

i

Const

NOISE

BLANKER

MPATH

DET

ufFS

RDSMUTE

MPATHTC

QUALITY

DET

QUALITY

IN

GAIN

AUTO

ZERO

SOFT

MUTE

VOL

SPKR

ACLOUT

ACLIN

OUTRL

OUTFL

OUTFR

OUTRR

ACRIN

ACROUT

IN

GAIN

IN1L

IN1R

IN1COM

IN2L

IN2R

IN2COM

AM/FM R

AM/FM L

mute

TREBLE

MID

BASS

I2C

BUS

SDAint

SCLint

ACKint

SDA

SCL

3V

REF

AUTO

ZERO

AM/FM R

AM/FM L

SPKR

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E-TDA7513T Datasheet(PDF) 8 Page - STMicroelectronics

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