CS42432_06 Datasheet, PDF (40/59 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
CS42432
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 remain
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 control
registers are retained in this mode.
40
DS673F1