SI4730-D60-GU Datasheet, PDF (24/42 Pages) Silicon Laboratories – BROADCAST AM/FM/SW/LW RADIO RECEIVER

Si4730/31/34/35-D60
(OFALL = 1)
INVERTED
DCLK
(OFALL = 0)
DCLK
I²S
(OMODE = 0000)
DFS
DOUT
(OFALL = 1)
INVERTED
DCLK
(OFALL = 0)
DCLK
Left-Justified
(OMODE = 0110)
DFS
DOUT
1 DCLK
1
2
MSB
LEFT CHANNEL
3
n-2
n-1
n
LSB
1 DCLK
1
2
MSB
Figure 8. I2S Digital Audio Format
RIGHT CHANNEL
3
n-2
n-1
n
LSB
LEFT CHANNEL
RIGHT CHANNEL
1
2
3
MSB
n-2
n-1
n
LSB
1
2
3
MSB
Figure 9. Left-Justified Digital Audio Format
n-2
n-1
n
LSB
(OFALL = 0)
DCLK
DFS
(OMODE = 1100)
DOUT
(MSB at 1^st rising edge)
DOUT
(OMODE = 1000) (MSB at 2^nd rising edge)
1 DCLK
1
MSB
2
1
MSB
LEFT CHANNEL
3
n-2
n-1
LEFT CHANNEL
2
3
n-2
n
1
2
LSB
MSB
n-1
n
1
LSB
MSB
RIGHT CHANNEL
3
n-2
n-1
RIGHT CHANNEL
2
3
n-2
Figure 10. DSP Digital Audio Format
n
LSB
n-1
n
LSB
24
Rev. 1.2