參數(shù)資料
型號: LM4841MHX/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO28
封裝: TSSOP-28
文件頁數(shù): 14/31頁
文件大?。?/td> 1138K
代理商: LM4841MHX/NOPB
Application Information (Continued)
VOLUME CONTROL TABLE ( Table 2 )
Gain
(dB)
Voltage Range (% of Vdd)
Voltage Range (Vdd = 5)
Voltage Range (Vdd = 3)
Low
High
Recommended Low
High
Recommended Low
High
Recommended
0
77.5%
100.00%
100.000%
3.875
5.000
2.325
3.000
-1
75.0%
78.5%
76.875%
3.750
3.938
3.844
2.250
2.363
2.306
-2
72.5%
76.25%
74.375%
3.625
3.813
3.719
2.175
2.288
2.231
-3
70.0%
73.75%
71.875%
3.500
3.688
3.594
2.100
2.213
2.156
-4
67.5%
71.25%
69.375%
3.375
3.563
3.469
2.025
2.138
2.081
-5
65.0%
68.75%
66.875%
3.250
3.438
3.344
1.950
2.063
2.006
-6
62.5%
66.25%
64.375%
3.125
3.313
3.219
1.875
1.988
1.931
-8
60.0%
63.75%
61.875%
3.000
3.188
3.094
1.800
1.913
1.856
-10
57.5%
61.25%
59.375%
2.875
3.063
2.969
1.725
1.838
1.781
-12
55.0%
58.75%
56.875%
2.750
2.938
2.844
1.650
1.763
1.706
-14
52.5%
56.25%
54.375%
2.625
2.813
2.719
1.575
1.688
1.631
-16
50.0%
53.75%
51.875%
2.500
2.688
2.594
1.500
1.613
1.556
-18
47.5%
51.25%
49.375%
2.375
2.563
2.469
1.425
1.538
1.481
-20
45.0%
48.75%
46.875%
2.250
2.438
2.344
1.350
1.463
1.406
-22
42.5%
46.25%
44.375%
2.125
2.313
2.219
1.275
1.388
1.331
-24
40.0%
43.75%
41.875%
2.000
2.188
2.094
1.200
1.313
1.256
-26
37.5%
41.25%
39.375%
1.875
2.063
1.969
1.125
1.238
1.181
-28
35.0%
38.75%
36.875%
1.750
1.938
1.844
1.050
1.163
1.106
-30
32.5%
36.25%
34.375%
1.625
1.813
1.719
0.975
1.088
1.031
-32
30.0%
33.75%
31.875%
1.500
1.688
1.594
0.900
1.013
0.956
-34
27.5%
31.25%
29.375%
1.375
1.563
1.469
0.825
0.937
0.881
-36
25.0%
28.75%
26.875%
1.250
1.438
1.344
0.750
0.862
0.806
-39
22.5%
26.25%
24.375%
1.125
1.313
1.219
0.675
0.787
0.731
-42
20.0%
23.75%
21.875%
1.000
1.188
1.094
0.600
0.712
0.656
-45
17.5%
21.25%
19.375%
0.875
1.063
0.969
0.525
0.637
0.581
-47
15.0%
18.75%
16.875%
0.750
0.937
0.844
0.450
0.562
0.506
-51
12.5%
16.25%
14.375%
0.625
0.812
0.719
0.375
0.487
0.431
-56
10.0%
13.75%
11.875%
0.500
0.687
0.594
0.300
0.412
0.356
-61
7.5%
11.25%
9.375%
0.375
0.562
0.469
0.225
0.337
0.281
-66
5.0%
8.75%
6.875%
0.250
0.437
0.344
0.150
0.262
0.206
-78
0.0%
6.25%
0.000%
0.000
0.312
0.000
0.187
0.000
LM4841
www.national.com
21
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