TDA7449L View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TDA7449L Datasheet PDF : 14 Pages
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TDA7449L
Table 11. VOLUME SELECTION
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
X
1
1
1
X
X
X
VOLUME = 0 to 47dB/MUTE
VOLUME
1dB STEPS
0dB
-1dB
-2dB
-3dB
-4dB
-5dB
-6dB
-7dB
0dB
-8dB
-16dB
-24dB
-32dB
-40dB
MUTE
Table 12. SPEAKER ATTENUATE SELECTION
MSB
D7
D6
D5
D4
D3
D2
0
0
0
0
1
1
1
1
LSB
D1
D0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
SPEAKER ATTENUATION
1dB
0dB
-1dB
-2dB
-3dB
-4dB
-5dB
-6dB
-7dB
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
1
1
1
X
X
X
SPEAKER ATTENUATION = 0 to -79dB/MUTE
0dB
-8dB
-16dB
-24dB
-32dB
-40dB
-48dB
-56dB
-64dB
-72dB
MUTE
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