BD5446EFV Rohm, BD5446EFV Datasheet - Page 13

• Manufacturer Part Number: BD5446EFV
• Description: Class-D Speaker Amplifier
• Manufacturer: Rohm

●I
●Left-justified format
© 2010 ROHM Co., Ltd. All rights reserved.
BD5446EFV
www.rohm.com
(SDATA2)
(SDATA2)
(SDATA2)
SDATA1
SDATA1
SDATA1
2
LRCLK
LRCLK
LRCLK
S data format
(SDATA2)
(SDATA2)
(SDATA2)
BCLK
BCLK
BCLK
SDATA1
SDATA1
SDATA1
The Low section of LRCLK becomes Lch, the High section of LRCLK becomes Rch.
After changing LRCLK, second bit becomes MSB.
The High section of LRCLK becomes Lch, the Low section of LRCLK becomes Rch.
After changing LRCLK, first bit becomes MSB.
LRCLK
LRCLK
LRCLK
BCLK
BCLK
BCLK
MSB
MSB
MSB
22 21 20 19 18 17 16 15 14
18 17
14 13 12 11 10
MSB
MSB
MSB
16 15 14 13 12 11 10
22 21 20 19 18 17 16 15 14
18 17
14 13 12 11 10
1/64fs
16 15 14 13 12 11 10
1/64fs
9 8 7 6 5
9 8 7 6 5
13 12 11 10 9 8
9 8 7 6 5
4 3 2 1
Lch
Lch
Lch
13 12 11 10 9 8
9 8 7 6 5
Lch
Lch
Lch
4 3 2 1
32 clocks
LSB
4 3 2 1
32 clocks
7 6
LSB
4 3 2 1
7 6
5 4
LSB
5 4
3
LSB
Fig.20
Fig.21
Fig.22
2
Fig.23
Fig.24
Fig.25
3
1
LSB
2
1
LSB
I
I
I
Left-Justified Data Format 64fs, 24 bit Data
2
2
2
Left-Justified Data Format 64fs, 20 bit Data
Left-Justified Data Format 64fs, 16 bit Data
S Data Format 64fs, 24 bit Data
S Data Format 64fs, 20 bit Data
S Data Format 64fs, 16 bit Data
13/30
MSB
MSB
MSB
14 13 12 11 10
22 21 20 19 18 17 16 15 14
18 17
MSB
MSB
MSB
22 21 20 19 18 17 16 15 14
18 17
14 13 12 11 10
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
9 8 7 6 5
9 8 7 6 5
13 12 11 10 9 8
4 3 2 1
13 12 11 10 9 8
32 clocks
4 3 2 1
32 clocks
LSB
7 6
LSB
Rch
Rch
Rch
7 6
5 4
Rch
Rch
Rch
LSB
5 4
3
LSB
2
3
1
www.DataSheet4U.com
2
LSB
Technical Note
2010.05 - Rev.B
1
LSB