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Volume Control
3-5
Reference
3.3 Volume Control
Table 3–2.Volume Control (V
CC
= 12 V, No Load, SEDIFF = 0 V, SEMAX = 5VREF)
Voltage On VOLUME Pin as a
Percenatge of 5VREF
Speaker Volume
(dB)
Headphone Volume
(dB)
0–10 –80.00 –86.00
10–12.6 –40.00 –46.00
12.6–15.2 –37.47 –43.47
15.2–18 –34.93 –40.93
18–20.6 –32.40 –38.40
20.6–23.4 –29.87 –35.87
23.4–26 –27.33 –33.33
26–28.6 –24.80 –30.80
28.6–31.4 –22.27 –28.27
31.4–34 –19.73 –25.73
34–36.6 –17.20 –23.20
36.6–39.4 –14.67 –20.67
39.4–42 –12.13 –18.13
42–44.6 –9.60 –15.60
44.6–47.2 –7.07 –13.07
47.2–50 –4.53 –10.53
50–52.6 –2.00 –8.00
52.6–55.4 0.53 –5.47
55.4–58 3.07 –2.93
58–60.6 5.60 –0.40
60.6–63.4 8.13 2.13
63.4–66 10.67 4.67
66–68.6 13.20 7.20
68.6–71.4 15.73 9.73
71.4–74 18.27 12.27
74–76.6 20.80 14.80
76.6–79.4 23.33 17.33
79.4–82 25.87 19.87
82–84.6 28.40 22.40
84.6–87.4 30.93 24.93
87.4–90 33.47 27.47
90–100 36.00 30.00