cs4244-enzr Cirrus Logic, Inc., cs4244-enzr Datasheet - Page 54
cs4244-enzr
Manufacturer Part Number
cs4244-enzr
Description
4 In/4 Out Audio Codec With Pcm And Tdm Interfaces
Manufacturer
Cirrus Logic, Inc.
Datasheet
1.CS4244-ENZR.pdf
(66 pages)
- Current page: 54 of 66
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DS900PP2
6.11
6.11.1 DAC1-4 Attenuation
6.11.2 Mute DACx
6.12
6.12.1 VQ Ramp
6.12.2 Power Down DACx
VQ RAMP
Reserved
7
7
DAC Control 3 (Address 14h)
DAC Control 4 (Address 15h)
Sets the mode of attenuation used for the DAC1-4 path.
Note:
Mutes the DACx signal.
Ramps common mode voltage “VQ” down to ground. This bit needs to be set before asserting reset pin.
Powers down the DACx path.
DAC1-4 ATT
0
1
MUTE DACx
0
1
VQ RAMP
0
1
PDN DACx
0
1
DAC1-4 ATT
Please see
6
6
Reserved[1:0]
Attenuation events happen:
On a soft ramp
Immediately
DACx is:
Not Muted
Muted
Effect:
VQ is set at nominal level (VA/2)
VQ is ramped from nominal level to ground.
DACx is:
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Section 4.6.5 Volume Control
Reserved
5
5
Reserved
Reserved
4
4
MUTE DAC4
PDN DAC4
for more details regarding the attenuation modes.
3
3
MUTE DAC3
PDN DAC3
2
2
MUTE DAC2
PDN DAC2
1
1
MUTE DAC1
PDN DAC1
CS4244
0
0
54
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