AK4104_10 Datasheet, PDF (12/21 Pages) Asahi Kasei Microsystems – 192kHz 24-Bit 3.3V DIT

[AK4104]
LRCK
0123
BICK(64fs)
21 22 23 24 25
012
SDTI(i)
23 22
4 3 2 1 0 Don't Care 23 22
23:MSB, 0:LSB
Lch Data
Figure 13. Mode 3 Timing
21 22 23 24 25
01
4 3 2 1 0 Don't Care
Rch Data
■ DIT input select
The AK4104 can select 4-wire μP I/F mode (MODE bit = “0”) or 3-wire μP I/F mode (MODE bit = “1”). In 3-wire μP I/F
mode, the AK4104 can select the input data of DIT from SDTI1 or SDTI2 data.
MODE
0
1
1
1
1
SEL1
x
0
0
1
1
SEL0
x
0
1
0
1
μP I/F
4-wire
3-wire
3-wire
3-wire
Reserved
Table 3. DIT Input
DIT input
SDTI1
SDTI1
SDTI2
SDTI2:DIT Bypass
(x: Don’t care)
MS0642-E-01
- 12 -
2010/09