Dac Control 3 (Address 14H); Dac Control 4 (Address 15H) - Cirrus Logic CS4244 Manual

6.11

DAC Control 3 (Address 14h)

7 6
Reserved DAC1-4 ATT
6.11.1 DAC1-4 Attenuation
Sets the mode of attenuation used for the DAC1-4 path.
DAC1-4 ATT
0
1
Note: Please see
6.11.2 Mute DACx
Mutes the DACx signal.
MUTE DACx
0
1
6.12

DAC Control 4 (Address 15h)

7 6
VQ RAMP Reserved[1:0]
6.12.1 VQ Ramp
Ramps common mode voltage "VQ" down to ground. This bit needs to be set before asserting reset pin.
VQ RAMP
0
1
6.12.2 Power Down DACx
Powers down the DACx path.
PDN DACx
0
1
DS900F2
5 4
Reserved Reserved
Attenuation events happen:
On a soft ramp
Immediately
Section 4.6.5 Volume Control
DACx is:
Not Muted
Muted
5 4
Reserved
Effect:
VQ is set at nominal level (VA/2)
VQ is ramped from nominal level to ground.
DACx is:
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3 2
MUTE DAC4 MUTE DAC3
for more details regarding the attenuation modes.
3 2
PDN DAC4 PDN DAC3
CS4244
1 0
MUTE DAC2 MUTE DAC1
1 0
PDN DAC2 PDN DAC1
53