4.5.1 I²S
ADC/DAC_LRCK
Left Channel
Right Channel
ADC/DAC_SCLK
DAC_SDINx
ADC_SDOUTx
MSB
LSB
M SB
LSB
MSB
AOUT 2, 4, 6 or 8
AIN 2, 4, or 6
AOUT 1, 3, 5 or 7
AIN 1, 3, or 5
Figure 15. I²S Format
4.5.2 Left-Justified
ADC/DAC_LRCK
Left Channel
Right Channel
ADC/DAC_SCLK
DAC_SDINx
ADC_SDOUTx
MSB
LSB
M SB
LSB
MSB
AOUT 2, 4, 6 or 8
AIN 2, 4, or 6
AOUT 1, 3, 5 or 7
AIN 1, 3, or 5
Figure 16. Left Justified Format
4.5.3 Right Justified
ADC/DAC_LRCK
Left Channel
Right Channel
ADC/DAC_SCLK
DAC_SDINx
M SB
LSB
M SB
LSB
ADC_SDOUTx
AOUT 2, 4, 6 or 8
AIN 2, 4, or 6
AOUT 1, 3, 5 or 7
AIN 1, 3, or 5
Figure 17. Right Justified Format
4.5.4 OLM #1
OLM #1 serial audio interface format operates in single or double-speed mode only and will mas-
ter or slave ADC/DAC_SCLK at 128 Fs.
64 clks
64 clks
Left Channel
Right Channel
ADC/DAC_LRCK
ADC/DAC_SCLK
DAC_SDIN1
MSB
LSB MSB
LSB MSB
LSB
MSB
LSB MSB
LSB MSB
LSB
MSB
AOUT1
AOUT3
20 clks
AOUT5
20 clks
AOUT2
20 clks
AOUT4
20 clks
AOUT6
20 clks
20 clks
AOUT7
20 clks
AOUT8
20 clks
DAC_SDIN4
AIN1
AIN3
AIN5
AIN2
AIN4
AIN6
ADC_SDOUT1
20 clks
20 clks
20 clks
20 clks
20 clks
20 clks
Figure 18. One Line Mode #1 Format
34
DS648PP2
CIRRUS [ CIRRUS LOGIC ]
