cs4228-ks Cirrus Logic, Inc., cs4228-ks Datasheet - Page 20

• Manufacturer Part Number: cs4228-ks
• Description: 24-bit, Surround Sound Codec
• Manufacturer: Cirrus Logic, Inc.

Chip Control
Address 0x02
DIGPDN
ADCPDN
DACPDN12
DACPDN34
DACPDN56
ADC Control
Address 0x03
MUTL, MUTR
HPF
HPFZ
20
MUTL
DIGPDN
7
0
7
1
MUTR
Power down the digital portions of the CODEC
0 -
*1 -
Power down the analog section of the ADC
*0 -
1 -
Power down the analog section of DAC 1&2
*0 -
1 -
Power down the analog section of DAC 3&4
*0 -
1 -
Power down the analog section of DAC 5&6
*0 -
1 -
ADC left and right channel mute control
*0 -
1 -
ADC DC offset removal. See “High Pass Filter” on page 12 for more information
*0 -
1 -
ADC DC offset averaging freeze. See “High Pass Filter” on page 12 for more information
*0 -
1 -
6
0
6
0
Digital power down.
Normal operation
Normal
ADC power down.
Normal
Power down DAC 1&2.
Normal
Power down DAC 3&4.
Normal
Power down DAC 5&6.
Normal
Selected ADC output muted
Enabled
Disabled
Normal. The DC offset average is dynamically calculated and subtracted from incoming
ADC data.
Freeze. The DC offset average is frozen at the current value and subtracted from
incoming ADC data. Allows passthru of DC information.
RESERVED
HPF
5
0
5
0
HPFZ
ADCPDN
4
0
4
0
DACPDN56
3
0
3
0
DACPDN34
2
0
2
0
RESERVED
DACPDN12
1
0
1
0
CS4228
RESERVED
DS307PP1
0
0
0
0