AK4117_10 Datasheet, PDF (31/37 Pages) Asahi Kasei Microsystems – Low Power 192kHz Digital Audio Receiver

■ Burst Preambles in non-PCM Bitstreams
sub-frame of IEC60958
0
34
78
preamble
Aux.
11 12
LSB
0
16 bits of bitstream
27 28 29 30 31
MSB V U C P
15
[AK4117]
Pa Pb Pc Pd
Burst_payload
repetition time of the burst
stuffing
Figure 26. Data structure in IEC60958
Preamble word
Pa
Pb
Pc
Pd
Length of field
Contents
16 bits
sync word 1
16 bits
sync word 2
16 bits
Burst info
16 bits
Length code
Table 10. Burst preamble words
Value
0xF872
0x4E1F
see Table 11
numbers of bits
MS0157-E-04
- 31 -
2010/08