TDA7448_04 Datasheet, PDF (1/14 Pages) STMicroelectronics – 6 CHANNEL VOLUME CONTROLLER

TDA7448
6 CHANNEL VOLUME CONTROLLER
1 FEATURES
■ 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
2 DESCRIPTION
The TDA7448 is a 6 channel volume controller for
quality audio applications in Multi-Channels Audio
Systems
Figure 2. Block Diagram
Figure 1. Package
SO-20
Table 1. Order Codes
Part Number
TDA7448
TDA744813TR
Package
SO-20
Tape & Reel
Thanks to the used BIPOLAR/CMOS Technology,
Low Distortion, Low Noise and DC stepping are ob-
tained.
June 2004
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
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