CS4216 Datasheet, PDF (17/58 Pages) Cirrus Logic – 16-Bit Stereo Audio Codec

CS4216
FRAME n
128 SCLK Periods
FRAME (n+2)
FRAME (n+3)
Sub-frame 1
Sub-frame 2
Sub-frame 1
Sub-frame 2
Sub-frame 1
Word A
DATA
Word B Word A
Word B Word A
Word B Word A
Word B Word A
Word B
SSYNC
MF8: MF7: Sub-
SFS2 SFS1 frame
1 01
1 12
FRAME n
64 SCLK Periods
FRAME (n+1)
FRAME (n+2)
FRAME (n+3)
FRAME (n+4)
Sub-frame 1
Sub-frame 1
Sub-frame 1
Sub-frame 1
Sub-frame 1
DATA ^{Word A}
Word B Word A
Word B Word A
Word B Word A
Word B Word A
Word B
SSYNC
MF8: MF7: Sub-
SFS2 SFS1 frame
0 01
DATA
FRAME n
64 SCLK Periods
FRAME (n+1)
FRAME (n+2)
FRAME (n+3)
FRAME (n+4)
Sub-frame 1
Sub-frame 1
Sub-frame 1
Sub-frame 1
Sub-frame 1
Word A Word B Word A Word B Word A Word B Word A Word B Word A Word B
SSYNC
MF8: MF7: Sub-
SFS2 SFS1 frame
0 11
Figure 8. SM3, Master Sub-Mode.
SCLK
SDIN
SDOUT
SSYNC
(MF7:SFS1=0)
SSYNC
(MF7:SFS1=1)
DS83F2
MSB
Word A
32 CLOCKS
LSB MSB
LSB
Word B
32 CLOCKS
Figure 9. Detailed Master Sub-Mode, 64 BPF.
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