MAX97003 Datasheet, PDF (30/48 Pages) Maxim Integrated Products – High-Efficiency, Low-Noise Audio Subsystem

MAX97003
High-Efficiency, Low-Noise Audio Subsystem
Volume Readback
The Volume Readback registers report the actual volume setting of each output volume control when the DRC, expand-
er, or distortion limiter is active.
Table 2. Volume Readback Registers
REGISTER BIT
5
4
3
0x00/0x01/
0x02
2
1
0
NAME
HPLVOLRB/
HPRVOLRB/
SPKVOLRB
Output Volume
VALUE
GAIN
(dB)
0x00
-63
0x01
-62
0x02
-61
0x03
-60
0x04
-59
0x05
-58
0x06
-57
0x07
-56
0x08
-55
0x09
-54
0x0A
-53
0x0B
-52
0x0C
-51
0x0D
-50
0x0E
-49
0x0F
-48
VALUE
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
0x1A
0x1B
0x1C
0x1D
0x1E
0x1F
DESCRIPTION
GAIN
(dB)
-47
-46
-45
-44
-43
-42
-41
-40
-39
-38
-37
-36
-35
-34
-33
-32
VALUE
0x20
0x21
0x22
0x23
0x24
0x25
0x26
0x27
0x28
0x29
0x2A
0x2B
0x2C
0x2D
0x2E
0x2F
GAIN
(dB)
-31
-30
-29
-28
-27
-26
-25
-24
-23
-22
-21
-20
-19
-18
-17
-16
VALUE
0x30
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0x38
0x39
0x3A
0x3B
0x3C
0x3D
0x3E
0x3F
GAIN
(dB)
-15
-14
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
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