CS4270_06 Datasheet, PDF (18/49 Pages) Cirrus Logic – 24-Bit, 192 kHz Stereo Audio CODEC

CS4270
LRCK output
SCLK output
SDOUT
tmslr
MSB
tsdo
MSB-1 MSB-2 MSB-3
Figure 4. Master Mode, Left-Justified SAI
LRCK input
SCLK input
SDOUT
t _slrd
t _sclkh
tstp thld
MSB
t _sclkl
MSB-1
Figure 5. Slave Mode, Left-Justified SAI
LRCK output
SCLK output
SDOUT
tmslr
MSB
LRCK input
tsdo
MSB-1 MSB-2 MSB-3
SCLK input
SDOUT
t _slrd
t _sclkh
t _sclkl
tstp thld
MSB
Figure 6. Master Mode, I²S SAI
Figure 7. Slave Mode, I²S SAI
SCLK
t _sclkw
SDIN
t _sdis
t _sdih
Figure 8. Master and Slave Mode SDIN vrs. SCLK
18
DS686PP1