TDA7448
6 CHANNEL VOLUME CONTROLLER
PRODUCT PREVIEW
s
s
s
s
s
s
6 CHANNEL INPUTS
6 CHANNEL OUTPUTS
VOLUME ATTENUATION RANGE OF
0 TO -79dB
VOLUME CONTROL IN 1.0dB STEPS
6 CHANNEL INDEPENDENT CONTROL
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,
BLOCK DIAGRAM
2
50K
IN2
19
50K
IN3
3
50K
IN4
18
50K
IN5
4
50K
IN6
17
50K
GND
CREF
11
20
V
S
SUPPLY
1
I C BUS
DECODER
2
Low Distortion, Low Noise and DC stepping are ob-
tained.
IN1
7
VOLUME
OUT1
14
VOLUME
OUT2
6
VOLUME
OUT3
15
VOLUME
OUT4
5
VOLUME
OUT5
16
VOLUME
10
9
12
OUT6
SCL
SDA
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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