AK4558EN Datasheet, PDF (53/94 Pages) Asahi Kasei Microsystems – 108dB 216kHz 32Bit CODEC with PLL

[AK4558]
(2) TDM128 Mode
The SDTO pin of device #1 is connected with the TDMI pin of device #2. It is possible to output 4 channel
TDM data from the SDTO pin of device #2 as shown in Figure 28 and Figure 29.
192kHz
128fs
AK4558 #1
MCKI
TDMI
LRCK
BICK
SDTO
GND
AK4558 #2
MCKI
TDMI
LRCK
BICK
SDTO
4ch TDM
Figure 28. Cascade TDM128 Connection Diagram
LRCK
128 BICK
BICK(128fs)
#1 SDTO(o)
#2 SDTO(o)
31 30 29 28 4 3 2 1 0 31 30 29 28 4 3 2 1 0
L#1
32 BICK
R#1
32 BICK
31 30
31 30 29 28 4 3 2 1 0 31 30 29 28 4 3 2 1 0 31 30 29 28 4 3 2 1 0 31 ₃₀ 29 _{28 4 3} 2 _{1 0} 31 30
L#2
32 BICK
R#2
32 BICK
L#1
32 BICK
R#1
32 BICK
Figure 29. Cascade TDM Timing (Mode 32; TDM128 mode, MSB justified, Slave mode)
015004500-E-02
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2015/09