CS4364 Datasheet, PDF (23/50 Pages) Cirrus Logic – 103 dB, 192 kHz 6-Channel D/A Converter

CS4364
LRCK
SCLK
Left Channel
Right Channel
SDINx 1 0
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
32_Fcl_io_gck_us_{re 14. Format 5 - Right-Justified 18-bit Data}
3.3.1 OLM #1
OLM #1 serial audio interface format operates in single, double, or quad-speed mode and will slave to
SCLK at 128 Fs. Six channels of MSB first 20-bit PCM data are input on SDIN1.
LRCK
64 clks
Left Channel
64 clks
Right Channel
SCLK
SDIN1
MSB
LSB MSB
LSB MSB
LSB
DAC_A1
DAC_A2
DAC_A3
20 clks
20 clks
20 clks
MSB
LSB MSB
LSB MSB
LSB
DAC_B1
DAC_B2
DAC_B3
20 clks
20 clks
20 clks
MSB
Figure 15. Format 8 - One Line Mode 1
3.3.2 OLM #2
OLM #2 serial audio interface format operates in single, double, or quad-speed mode and will slave to
SCLK at 256 Fs. Six channels of MSB first 24-bit PCM data are input on SDIN1.
LRCK
SCLK
SDIN1
128 clks
Left Channel
MSB
LSB MSB
LSB MSB
LSB
DAC_A1
DAC_A2
DAC_A3
24 clks
24 clks
24 clks
128 clks
Right Channel
MSB
LSB MSB
LSB MSB
LSB
DAC_B1
DAC_B2
DAC_B3
24 clks
24 clks
24 clks
MSB
Figure 16. Format 9 - One Line Mode 2
DS619A1
23