Si4730/31/34/35-D60
INVERTED
(OFALL = 1)
DCLK
(OFALL = 0)
DCLK
DFS
LEFT CHANNEL
I2S
RIGHT CHANNEL
(OMODE = 0000)
1 DCLK
1 DCLK
n-2
DOUT
1
2
3
n-1
n
n-2
n-1
1
2
3
n
MSB
LSB
MSB
LSB
Figure 8. I2S Digital Audio Format
INVERTED
DCLK
(OFALL = 1)
(OFALL = 0)
DCLK
DFS
LEFT CHANNEL
RIGHT CHANNEL
n-2
Left-Justified
(OMODE = 0110)
DOUT
1
2
3
n-2
n-1
n
n-1
n
1
2
3
MSB
LSB
MSB
LSB
Figure 9. Left-Justified Digital Audio Format
(OFALL = 0)
DCLK
DFS
RIGHT CHANNEL
n-2
LEFT CHANNEL
n-2
DOUT
1
2
3
2
n-1
n
(OMODE = 1100)
(OMODE = 1000)
1
2
3
2
n-1
n
(MSB at 1st rising edge)
MSB
LSB
MSB
LSB
LEFT CHANNEL
n-2
1 DCLK
RIGHT CHANNEL
n-2
DOUT
1
3
n-1
n
1
3
n-1
n
(MSB at 2nd rising edge)
MSB
LSB
MSB
LSB
Figure 10. DSP Digital Audio Format
26
Rev. 1.1
SILICON [ SILICON ]
