AK4128A Datasheet, PDF (22/50 Pages) Asahi Kasei Microsystems – 8ch 216kHz / 24-Bit Asynchronous SRC

[AK4128A]
ILRCK
0123
IBICK(64fs)
21 22 23 24 25
012
21 22 23 24 25
01
SDTI(i)
23 22
4 3 2 1 0 Don't Care 23 22
4 3 2 1 0 Don't Care
23:MSB, 0:LSB
Lch Data
Figure 17. Mode 3 Timing (24bit I²S)
Rch Data
ILRCK
012
IBICK(64fs)
89
24
31 0 1 2
89
24
31 0 1
SDTI(i)
Don't Care 23
8
1 0 Don't Care 23
8
10
23:MSB, 0:LSB
Lch Data
Rch Data
Figure 18. Mode 4 Timing (24bit, LSB justified)
Note: SDTI is identified as SDTI1, SDTI2, SDTI3 and SDTI4, ILRCK is identified as ILRCK1, ILRCK2, ILRCK3 and
ILRCK4, IBICK is identified as IBICK1, IBICK2, IBICK3 and IBICK4.
256 IBICK
ILRCK1(I)
IBICK1 (I: 256FSI)
SDTI1(I)
23 22 0
L1
23 22 0
R1
23 22 0
L2
23 22 0
R2
23 22 0
L3
23 22 0
R3
23 22 0
L4
23 22 0
R4
23 22
32 IBICK 32 IBICK 32 IBICK 32 IBICK 32 IBICK 32 I BICK 32 I BICK 32 I BICK
Figure 19. Mode 5 Timing (TDM, 24bit, MSB justified, SDTI2-4: Don’t care)
256 IBICK
ILRCK1(I)
IBICK1(I: 256FSI)
SDTI1(I)
23 0
L1
23 0
R1
23 0
L2
23 0
R2
23 0
L3
23 0
R3
23 0
L4
23 0
23
R4
32 IBICK 32 IBICK 32 IBICK 32 IBICK 32 IBICK 32 IBICK 32 IBICK 32 IBICK
Figure 20. Mode 6 Timing (TDM, I²S, SDTI2-4: Don’t care)
MS1242-E-00
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2010/09