
A–5
Table A–4. Volume Gain Values
[The gain error is less than 0.12 dB (excuding mute)] (Continued)
GAIN
(dB)
VOLUME
V(23–16),
V(15–8),
V(7–0)
00, 00, 6E
–55.5
–56.0
00, 00, 68
–56.5
00, 00, 62
–57.0
00, 00, 5D
–57.5
00, 00, 57
–58.0
00, 00, 53
–58.5
00, 00, 4E
–59.0
00, 00, 4A
GAIN
(dB)
VOLUME
V(23–16),
V(15–8),
V(7–0)
00, 00, 45
–59.5
–60.0
00, 00, 42
–60.5
00, 00, 3E
–61.0
00, 00, 3A
–61.5
00, 00, 37
–62.0
00, 00, 34
–62.5
00, 00, 31
–63.0
00, 00, 2E
GAIN
(dB)
VOLUME
V(23–16),
V(15–8),
V(7–0)
00, 00, 2C
–63.5
–64.0
00, 00, 29
–64.5
00, 00, 27
–65.0
00, 00, 25
–65.5
00, 00, 23
–66.0
00, 00, 21
–66.5
00, 00, 1F
–67.0
00, 00, 1D
GAIN
(dB)
VOLUME
V(23–16),
V(15–8),
V(7–0)
00, 00, 1C
–67.5
–68.0
00, 00, 1A
–68.5
00, 00, 19
–69.0
00, 00, 17
–69.5
00, 00, 16
–70.0
00, 00, 15
Mute
00, 00, 00
Table A–5. Treble Control Register
(Both left and right channel will be given the same treble gain setting)
Gain
(dB)
T(7–0)
(hex)
18.0
0x01
17.5
0x09
17.0
0x10
16.5
0x16
16.0
0x1C
15.5
0x22
15.0
0x28
14.5
0x2D
14.0
0x32
13.5
0x36
13.0
0x3A
12.5
0x3E
12.0
0x42
11.5
0x45
11.0
0x49
10.5
0x4C
10.0
0x4F
9.5
0x52
9.0
0x55
Gain
(dB)
T(7–0)
(hex)
8.5
0x57
8.0
0x5A
7.5
0x5C
7.0
0x5E
6.5
0x60
6.0
0x62
5.5
0x63
5.0
0x65
4.5
0x66
4.0
0x68
3.5
0x69
3.0
0x6B
2.5
0x6C
2.0
0x6D
1.5
0x6E
1.0
0x70
0.5
0x71
0.0
0x72
Gain
(dB)
T(7–0)
(hex)
–0.5
0x73
–1.0
0x74
–1.5
0x75
–2.0
0x76
–2.5
0x77
–3.0
0x78
–3.5
0x79
–4.0
0x7A
–4.5
0x7B
–5.0
0x7C
–5.5
0x7D
–6.0
0x7E
–6.5
0x7F
–7.0
0x80
–7.5
0x81
–8.0
0x82
–8.5
0x83
–9.0
0x84
–9.5
0x85
Gain
(dB)
T(7–0)
(hex)
–10.0
0x86
–10.5
0x87
–11.0
0x88
–11.5
0x89
–12.0
0x8A
–12.5
0x8B
–13.0
0x8C
–13.5
0x8D
–14.0
0x8E
–14.5
0x8F
–15.0
0x90
–15.5
0x91
–16.0
0x92
–16.5
0x93
–17.0
0x94
–17.5
0x95
–18.0
0x96