CS42432 Datasheet, PDF (41/62 Pages) Cirrus Logic – 108 dB, 192 kHz 4-in, 6-out TDM CODEC

7.3 POWER CONTROL (ADDRESS 02H)
7
Reserved
6
PDN_ADC2
5
PDN_ADC1
4
Reserved
3
PDN_DAC3
2
PDN_DAC2
1
PDN_DAC1
0
PDN
7.3.1 POWER DOWN ADC PAIRS(PDN_ADCX)
Default = 0
0 - Disable
1 - Enable
Function:
When enabled, the respective ADC channel pair (ADC1 - AIN1/AIN2; and ADC2 - AIN3/AIN4) will re-
main in a reset state.
7.3.2 POWER DOWN DAC PAIRS (PDN_DACX)
Default = 0
0 - Disable
1 - Enable
Function:
When enabled, the respective DAC channel pair (DAC1 - AOUT1/AOUT2; DAC2 - AOUT3/AOUT4;
and DAC3 - AOUT5/AOUT6) will remain in a reset state. It is advised that any change of these bits
be made while the DACs are muted or the power down bit (PDN) is enabled to eliminate the possibility
of audible artifacts.
7.3.3 POWER DOWN (PDN)
Default = 0
0 - Disable
1 - Enable
Function:
The entire device will enter a low-power state when this function is enabled. The contents of the con-
trol registers are retained in this mode.
DS673PP2
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