ak4115 AKM Semiconductor, Inc., ak4115 Datasheet - Page 59
ak4115
Manufacturer Part Number
ak4115
Description
High Feature 192khz 24bit Digital Audio Interface Transceiver
Manufacturer
AKM Semiconductor, Inc.
Datasheet
1.AK4115.pdf
(64 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ak4115VQP
Manufacturer:
AKM Semiconductor Inc
Quantity:
10 000
ASAHI KASEI
MS0573-E-00
Bits of Pc Value
0-4
5, 6
7
8-12
13-15
Burst Preambles in non-PCM Bitstreams
Preamble word
Pa
Pb
Pc
Pd
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16-31
0
0
1
0
Contents
data type
NULL data
Dolby AC-3 data
reserved
PAUSE
MPEG-1 Layer1 data
MPEG-1 Layer2 or 3 data or MPEG-2 without extension
MPEG-2 data with extension
MPEG-2 AAC ADTS
MPEG-2, Layer1 Low sample rate
MPEG-2, Layer2 or 3 Low sample rate
reserved
DTS type I
DTS type II
DTS type III
ATRAC
ATRAC2/3
reserved
reserved, shall be set to “0”
error-flag indicating a valid burst_payload
error-flag indicating that the burst_payload may contain
errors
data type dependent info
bit stream number, shall be set to “0”
Pa Pb Pc Pd
0
preamble
Length of field
16 bits
16 bits
16 bits
16 bits
3 4
Aux.
7 8
Figure 50. Data structure in IEC60958
Table 33. Fields of burst info Pc
Table 32. Burst preamble words
repetition time of the burst
11 12
sub-frame of IEC958
Burst_payload
LSB
0
Contents
sync word 1
sync word 2
Burst info
Length code
- 59 -
16 bits of bitstream
stuffing
Repetition time of burst
in IEC60958 frames
≤4096
1536
384
1152
1152
1024
384
1152
512
1024
2048
512
1024
MSB V U C P
Value
0xF872
0x4E1F
see Table 33
numbers of bits
27 28 29 30 31
15
[AK4115]
2006/12