TDA7448 Datasheet, PDF (1/13 Pages) STMicroelectronics – 6 CHANNEL VOLUME CONTROLLER

TDA7448
6 CHANNEL VOLUME CONTROLLER
PRODUCT PREVIEW
s 6 CHANNEL INPUTS
s 6 CHANNEL OUTPUTS
s VOLUME ATTENUATION RANGE OF
0 TO -79dB
s VOLUME CONTROL IN 1.0dB STEPS
s 6 CHANNEL INDEPENDENT CONTROL
s ALL FUNCTION ARE PROGRAMMABLE VIA
SERIAL BUS
SO20
ORDERING NUMBER: TDA7448
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.
BLOCK DIAGRAM
2
IN1
VOLUME
50K
19
IN2
VOLUME
50K
3
IN3
VOLUME
50K
18
IN4
VOLUME
50K
4
IN5
VOLUME
50K
17
IN6
VOLUME
50K
11
GND
20
CREF
SUPPLY
1
V_S
I²C BUS
DECODER
7
OUT1
14
OUT2
6
OUT3
15
OUT4
5
OUT5
16
OUT6
10
SCL
9
SDA
12
ADDR
D02AU1396
December 2002
This is preliminary information on a new product now in development. Details are subject to change without notice.
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