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TDA7448

December 2002

This is preliminary information on a new product now in development. Details are subject to change without notice.

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6 CHANNEL INPUTS

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6 CHANNEL OUTPUTS

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VOLUME ATTENUATION RANGE OF

0 TO -79dB

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VOLUME CONTROL IN 1.0dB STEPS

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6 CHANNEL INDEPENDENT CONTROL

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ALL FUNCTION ARE PROGRAMMABLE VIA

SERIAL BUS

DESCRIPTIO

The TDA7448 is a 6 channel volume controller for

quality audio applications in Multi-Channels Audio

Systems

Thanks to the used BIPOLAR/CMOS Technology,

Low Distortion, Low Noise and DC stepping are ob-

tained.

SO20

ORDERING NUMBER: TDA7448

PRODUCT PREVIEW

6 CHANNEL VOLUME CONTROLLER

BLOCK DIAGRAM

VOLUME

VOLUME

VOLUME

VOLUME

VOLUME

VOLUME

I

2

C BUS

DECODER

SUPPLY

2

IN1

OUT1

OUT2

OUT3

OUT4

OUT5

OUT6

SDA

SCL

ADDR

D02AU1396

IN2

IN3

IN4

IN5

IN6

12

9

10

16

5

15

6

14

7

GND

CREF

19

3

18

4

17

11

20

1

50K

50K

50K

50K

50K

50K