LM4839LQ NSC [National Semiconductor], LM4839LQ Datasheet - Page 19
LM4839LQ
Manufacturer Part Number
LM4839LQ
Description
Stereo 2W Audio Power Amplifiers with DC Volume Control, Bass Boost, and Input Mux
Manufacturer
NSC [National Semiconductor]
Datasheet
1.LM4839LQ.pdf
(34 pages)
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Volume Control Table ( Table 2 )
Gain (dB)
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
-36
-39
-42
-45
-47
-51
-56
-61
-66
-78
-1
-2
-3
-4
-5
-6
-8
0
77.5%
75.0%
72.5%
70.0%
67.5%
65.0%
62.5%
60.0%
57.5%
55.0%
52.5%
50.0%
47.5%
45.0%
42.5%
40.0%
37.5%
35.0%
32.5%
30.0%
27.5%
25.0%
22.5%
20.0%
17.5%
15.0%
12.5%
10.0%
7.5%
5.0%
0.0%
Low
Voltage Range (% of Vdd)
100.00%
76.25%
73.75%
71.25%
68.75%
66.25%
63.75%
61.25%
58.75%
56.25%
53.75%
51.25%
48.75%
46.25%
43.75%
41.25%
38.75%
36.25%
33.75%
31.25%
28.75%
26.25%
23.75%
21.25%
18.75%
16.25%
13.75%
11.25%
78.5%
8.75%
6.25%
High
Recommended
100.000%
76.875%
74.375%
71.875%
69.375%
66.875%
64.375%
61.875%
59.375%
56.875%
54.375%
51.875%
49.375%
46.875%
44.375%
41.875%
39.375%
36.875%
34.375%
31.875%
29.375%
26.875%
24.375%
21.875%
19.375%
16.875%
14.375%
11.875%
9.375%
6.875%
0.000%
3.875
3.750
3.625
3.500
3.375
3.250
3.125
3.000
2.875
2.750
2.625
2.500
2.375
2.250
2.125
2.000
1.875
1.750
1.625
1.500
1.375
1.250
1.125
1.000
0.875
0.750
0.625
0.500
0.375
0.250
0.000
Low
Voltage Range (Vdd = 5)
19
5.000
3.938
3.813
3.688
3.563
3.438
3.313
3.188
3.063
2.938
2.813
2.688
2.563
2.438
2.313
2.188
2.063
1.938
1.813
1.688
1.563
1.438
1.313
1.188
1.063
0.937
0.812
0.687
0.562
0.437
0.312
High
Recommended
5.000
3.844
3.719
3.594
3.469
3.344
3.219
3.094
2.969
2.844
2.719
2.594
2.469
2.344
2.219
2.094
1.969
1.844
1.719
1.594
1.469
1.344
1.219
1.094
0.969
0.844
0.719
0.594
0.469
0.344
0.000
2.325
2.250
2.175
2.100
2.025
1.950
1.875
1.800
1.725
1.650
1.575
1.500
1.425
1.350
1.275
1.200
1.125
1.050
0.975
0.900
0.825
0.750
0.675
0.600
0.525
0.450
0.375
0.300
0.225
0.150
0.000
Low
Voltage Range (Vdd = 3)
3.000
2.363
2.288
2.213
2.138
2.063
1.988
1.913
1.838
1.763
1.688
1.613
1.538
1.463
1.388
1.313
1.238
1.163
1.088
1.013
0.937
0.862
0.787
0.712
0.637
0.562
0.487
0.412
0.337
0.262
0.187
High
Recommended
3.000
2.306
2.231
2.156
2.081
2.006
1.931
1.856
1.781
1.706
1.631
1.556
1.481
1.406
1.331
1.256
1.181
1.106
1.031
0.956
0.881
0.806
0.731
0.656
0.581
0.506
0.431
0.356
0.281
0.206
0.000
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