User Manual
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MAX98089
Low-Power, Stereo Audio Codec
with FlexSound Technology
Table 11. Clock Control Registers (continued)
REGISTER BIT NAME DESCRIPTION
0x4F
7
DAI2_DAC_LP
DAI� DAC Low Power Select.
These bits setup the clocks to be generated from fixed counters that bypass the PLL for
DAC low power mode.
6
VALUE SETTING
FILTER
SELECT
VALUE SETTING
FILTER
SELECT
0x0
PLL derived
clock
— 0x8
PCLK = 2304
x LRCLK
Voice
5 0x1
PCLK = 128
x LRCLK
Audio 96kHz 0x9 Reserved —
4 0x2
PCLK = 192
x LRCLK
Audio 96kHz 0xA Reserved —
3
DAI1_DAC_LP
0x3
PCLK = 256
x LRCLK
Audio 48kHz 0xB Reserved —
0x4
PCLK = 384
x LRCLK
Audio 48kHz 0xC Reserved —
2 0x5
PCLK = 768
x LRCLK
Voice 0xD Reserved —
1 0x6
PCLK = 1152
x LRCLK
Voice 0xE Reserved —
0 0x7
PCLK = 1536
x LRCLK
Voice 0xF Reserved —
0x50
3 DAC2DITHEN
DAI2 DAC Input Dither Enable
DAC2DITHEN is recommended to be set when DAI2_DAC_LP = 0000.
0 = Disabled
1 = Enabled
2 DAC1DITHEN
DAI1 DAC Input Dither 1 Enable
DAC1DITHEN is recommended to be set when DAI1_DAC_LP = 0000.
0 = Disabled
1 = Enabled
1 CGM2_EN
DAI2 Clock Gen Module Enable
CGM1_EN has to be set along with CGM2_EN to enable the clock generation for the
DAI2 DAC playback path.
0 = Disabled
1 = Enabled
0 CGM1_EN
DAI1/Device Clock Gen Module Enable
CGM1_EN enables the device clock generation, and needs to be set for DAC playback
or ADC record.
0 = Disabled
1 = Enabled