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AK4688EN Datasheet, PDF (18/36 Pages) Asahi Kasei Microsystems – Asynchronous Stereo CODEC with Capless Line I/O
[AK4688]
LRCK
01 2
BIC K(64fs )
12 13 14
24 25
SDTO(o)
23 22
12 11 10
0
31 0 1 2
12 13 14
24 25
23 22
12 11 10
0
31 0 1
23
SDTI(i)
Don’t Care 15 14
87
10
SDTO-23:MSB, 0:LSB; SDTI-15:MSB, 0:LSB
Lch Data
Don’t Care
15 14
87
Rch Data
10
Figure 4. PORT1= Mode0/2, PORT2=Mode0 Timing
LRCK
01 2
BICK (64fs)
8 9 10
24 25
SDTO(o)
23 22
16 15 14
0
31 0 1 2
8 9 10
24 25
23 22
16 15 14
0
31 0 1
23
SDTI(i)
Don’t Care 23 22
87
23:MSB, 0:LSB
Lch Data
1 0 Don’t Care 23 22
87
Rch Data
10
Figure 5. PORT1= Mode0/2, PORT2=Mode1 Timing
LRCK
0 1 2 21 22 23 24
BICK (64fs)
SDTO(o)
23 22
210
28 29 30 31 0 1 2
22 23 24
23 22
2 10
28 29 30 31 0 1
23
SDTI(i)
23 22
2 1 0 Don’t Care
23 22
2 1 0 Don’t Care
23
23:MSB, 0:LSB
Lch Data
Rch Data
Figure 6. PORT1= Mode0/2, PORT2=Mode2 Timing
LRCK
0 1 2 3 22 23 24 25
BICK (64fs)
SDTO(o)
23 22
2 10
29 30 31 0 1 2 3 22 23 24 25
23 22
2 10
29 30 31 0 1
SDTI(i)
23 22
2 1 0 Don’t Care
23:MSB, 0:LSB
Lch Data
23 22
2 1 0 Don’t Care
Rch Data
Figure 7. PORT1= Mode1/3, PORT2=Mode3 Timing
MS1420-J-00
- 18 -
2012/05