BU94501AMUV Datasheet, PDF (24/73 Pages) Rohm – AAC/WMA/MP3 +SD Memory Card + iPod

BU9450xAxxx series
Table 2. Synchronous Preamble Pattern
L0 R0 L1 R1 L2 R2 L3 R3 L4 R4 L5 R5
0 BWMWMWMWMWMW
1 MWMWMWMWMWMW
：：：：：：：：：：：：：
31 M W M W M W M W M W M W
Datasheet
Table 3. C Bit Format
L0 R0 L1 R1 L2 R2 L3 R3 L4 R4 L5 R5
0
0
0
Copy
0
0
0
1
0
0
1
0
0
0
2
0
0
0
Lbit
0
0
3
0
0
1
0
0
1
0
0
4
0
0
0
0
0
0
5
0
0
0
0
0
0
：
：
：
：
：
：
：
31
0
0
0
0
0
0
Table 4. U Bit Format
L0 R0 L1 R1 L2 R2 L3 R3 L4 R4 L5 R5
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
0
0
3
1
0
0
0
0
0
0
0
0
0
0
0
：：：：：：：：：：：：：
97 1 0 0 0 0 0 0 0 0 0 0 0
P bit is set to 1 if the number of “1” contained in source codes 4-30 is odd, and set to 0 if the number is
even. Therefore, the number of source codes to be set to 1 for one data must be even, SPDIF ends with
L output, and preamble output always starts in the same direction.
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TSZ02201-0V2V0E600070-1-2
2012.12.10 Rev.003