BU7839GVW_10 Datasheet, PDF (12/16 Pages) Rohm – Digital Input Class-D Headphone Amplifier

BU7839GVW
Technical Note
●Audio I/F format
・At bit[1:0]=”00” (16bit length)
■Rear stuffing format
LRCLK
Lch
BCLK
01
23
13 14 15 16 17 18
SDI
Don't care
Don't care
15 14 13
29 30 31 0 1
23
Rch
13 14 15 16 17 18
210
Don't care
Don't care
15 14 13
29 30 31 0
2
1
0
Don't
care
■Front stuffing format
LRCLK
BCLK
01
23
SDI
15 14 13
Lch
13 14 15 16 17 18
210
Don't care
29 30 31 0 1
23
Don't care
15 14 13
Rch
13 14 15 16 17 18
210
Don't care
29 30 31 0
Don't care
15
■IISformat
LRCLK
BCLK
01
23 4
SDI
Don't
care
15
14
13
Lch
14 15 16 17 18 19
210
Don't care
30 31 0 1
23
Rch
13 14 15 16 17 18 19
Don't care
15 14 13
210
Don't care
30 31 0
Don't care
・At bit[1:0]=”01” (18bit length)
■Rear stuffing Format
LRCLK
Lch
BCLK
01
23
11 12 13 14 15 16
SDI
Don't care
Don't care
17 16 15
29 30 31 0 1
23
Rch
11 12 13 14 15 16
210
Don't care
Don't care
17 16 15
29 30 31 0
2
1
0
Don't
care
■Front stuffing format
LRCLK
BCLK
01
23
SDI
17 16 15
Lch
15 16 17 18 19 20
210
Don't care
29 30 31 0 1
23
Don't care
17 16 15
Rch
15 16 17 18 19 20
210
Don't care
29 30 31 0
Don't care
15
■IIS Format
LRCLK
BCLK
01
23 4
SDI
Don't
care
17
16
15
Lch
16 17 18 19 20 21
210
Don't care
30 31 0 1
23
Rch
13 16 17 18 19 20 21
Don't care
17 16 15
210
Don't care
30 31 0
Don't care
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12/15
2010.05 - Rev.A