max98089 Maxim Integrated Products, Inc., max98089 Datasheet - Page 95

• Manufacturer Part Number: max98089
• Description: Low-power, Stereo Audio Codec With Flexsound Technology
• Manufacturer: Maxim Integrated Products, Inc.

The IC includes separate digital level control for the DAI1
and DAI2 playback audio paths. The DAI1 signal path
Figure 23. Playback Level Control Block Diagram
Table 18. DAC Playback Level Control Register
REGISTER
0x2F/0x31
BIT
7
5
4
3
2
1
0
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DV1M/DV2M
DV1/DV2
NAME
DV1G
Playback Level Control
DAI1/DAI2 Mute
0 = Disabled
1 = Enabled
DAI1 Voice Mode Gain
DV1G only applies when MODE1 = 0.
00 = 0dB
01 = 6dB
10 = 12dB
11 = 18dB
DAI1/DAI2 Attenuation
PARAMETRIC
5-BAND
+
EQ
Low-Power, Stereo Audio Codec
EQ1EN
EXCURSION LIMITER
VALUE
MULTI BAND ALC
DV1G:
0/6/12/18dB
DVEQ1:
0dB TO -15dB
0x0
0x1
0x2
0x3
0x4
0x5
0x6
0x7
PARAMETRIC
5-BAND
DV2:
0dB TO -15dB
DV1:
0dB TO -15dB
EQ
with FlexSound Technology
EQ2EN
DVEQ2:
0dB TO -15dB
DCB2
MODE1
DVFLT
FILTERS
FILTERS
AUDIO/
AUDIO/
allows boost when MODE1 = 0 and attenuation in any
mode. The DAI2 signal path allows attenuation only.
VOICE
GAIN (dB)
-1
-2
-3
-4
-5
-6
-7
0
DESCRIPTION
MIXDAL
MIXDAR
MIX
MIX
DALEN
DAREN
DACL
DACR
VALUE
0xA
0xB
0xC
0xD
0x8
0x9
0xE
0xF
MAX98089
GAIN (dB)
-10
-11
-12
-13
-14
-15
-8
-9