TDA7404 ST Microelectronics, TDA7404 Datasheet - Page 24

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TDA7404

Manufacturer Part Number

TDA7404

Description

CARRADIO-SIGNAL-PROCESSOR

Manufacturer

ST Microelectronics

Datasheet

1.TDA7404.pdf (26 pages)

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TDA7404D

2.5.13 Testing

Figure 15. TDA7404D Application Circuit

24/26

MSB

D

1

7

PhoneGnd

CDGnd

Phone

TapeR

CD_L

CD_R

TapeL

FM_L

FM_R

AM_L

AM_R

D

1

6

D

X

X

X

X

X

X

5

100n

100n

100n

100n

100n

100n

100n

100n

100n

100n

100n

D

X

X

X

X

X

X

SE1L

SE1R

SE2L

SE2R

SE3L

SE3R

MONO+

MONO -

DiffinL

DiffinGnd

DiffinR

4

D

X

X

X

X

X

X

3

10u

D

0

1

2

EFFECTS

SOUND

TDA7404D

AJ39

D

0

1

1

LSB

D

0

1

0

Main-Testmode

off

on

Test-Multiplexer

internal 200kHz Clock

internal Bandgap Voltage

Clock

external

internal

must be "1"

OutLF

OutLR

OutRR

OutRF

SWR

SWL

MUX

VDD

GND

Testing

4.7u

4.7u

4.7u

4.7u

4.7u

4.7u

100n

10u

+

9V

Spectrum

Analyzer

OutLF

OutLR

OutRR

OutRF

SWL

SWR

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