max9744 Maxim Integrated Products, Inc., max9744 Datasheet - Page 19

• Manufacturer Part Number: max9744
• Description: 20w Stereo Class D Speaker Amplifier With Volume Control
• Manufacturer: Maxim Integrated Products, Inc.

Table 7. Speaker Volume Levels
V5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
V4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
V3
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
______________________________________________________________________________________
20W Stereo Class D Speaker Amplifier
V2
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
V1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
V0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
POSITION
VOLUME
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
VOLUME INPUT VOLTAGE (V)
0.100 x V
0.113 x V
0.125 x V
0.138 x V
0.151 x V
0.163 x V
0.176 x V
0.189 x V
0.202 x V
0.214 x V
0.227 x V
0.240 x V
0.252 x V
0.265 x V
0.278 x V
0.290 x V
0.303 x V
0.316 x V
0.329 x V
0.341 x V
0.354 x V
0.367 x V
0.379 x V
0.392 x V
0.405 x V
0.417 x V
0.430 x V
0.443 x V
0.456 x V
0.468 x V
0.481 x V
0.494 x V
with Volume Control
SDA/VOL
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
ATTENUATION (dB)
VOLUME
-10.9
-12.0
-13.1
-14.4
-15.4
-16.4
-0.5
-1.9
-3.4
-5.0
-6.0
-7.1
-8.9
-9.9
9.5
8.8
8.2
7.6
7.0
6.5
5.9
5.4
4.9
4.4
3.9
3.4
2.9
2.4
2.0
1.6
1.2
0.5
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