E-TDA7348D013TR Просмотр технического описания (PDF) - STMicroelectronics

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производитель

E-TDA7348D013TR

Digitally controlled audio processor

STMicroelectronics 

TDA7348

Block diagram and PIN connections

1

Block diagram and PIN connections

Figure 1. Block diagram

LEFT

INPUTS

3x

1μF L1 14

C1

L2 13

C2

L3 12

C3

L1

L2

L3

L4

C10 2.2μF

OUT(L)

17

IN(L)

16

ZERO

CROSS +

MUTE

C4

11

INPUT

SELECTOR

+ GAIN

RIGHT

INPUTS

3x

1μF R3 8

C7

R2 9

C6

R1 10

C5

R4

R3

R2

R1

2

VS

SUPPLY

3

AGND

1

CREF

C8

10μF

ZERO

CROSS +

MUTE

7

OUT(R)

6

IN(R)

C9 2.2μF

R2

4.7K

C14

100nF

SM BOUT(L) BIN(L)

22

19

18

RB

VOL

1, 2

BASS

SOFT

MUTE

C15

100nF

4

C16

2.7nF

TREBLE(L)

SPKR

ATT

TREBLE

MUTE

SPKR

ATT

MUTE

SERIAL BUS DECODER + LATCHES

26

OUT

LEFT FRONT

24

OUT

LEFT REAR

28

SCL

27

SDA

BUS

VOL

1, 2

BASS

TREBLE

RB

15

CSM

CSM

47nF

21

C11

100nF

20

5

BOUT(R) BIN(R)

C12

100nF

R1

4.7K

TREBLE(R)

C13

2.7nF

SPKR

ATT

MUTE

25

OUT

RIGHT FRONT

SPKR

ATT

MUTE

23

OUT

RIGHT REAR

D93AU100B

Figure 2. PIN connections

CREF

VS

GND

L

TREBLE

R

IN(R)

OUT(R)

IN R3

IN R2

IN R1

AM MONO

IN L3

IN L2

IN L1

1

28

2

27

3

26

4

25

5

24

6

23

7

22

8

21

9

20

10

19

11

18

12

17

13

16

14

15

D94AU099

SCL

SDA

OUT LF

OUT RF

OUT LR

OUT RR

SM

BOUT(R)

BIN(R)

BOUT(L)

BIN(L)

OUT(L)

IN(L)

CSM

BUS

INPUTS

BASS

5/20

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