92hdw74c2 Integrated Device Technology, 92hdw74c2 Datasheet - Page 19
92hdw74c2
Manufacturer Part Number
92hdw74c2
Description
Six Channel Hd Audio Codec
Manufacturer
Integrated Device Technology
Datasheet
1.92HDW74C2.pdf
(239 pages)
- Current page: 19 of 239
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SIX CHANNEL HD AUDIO CODEC
92HDW74C2
SIX CHANNEL HD AUDIO CODEC
ADC[1:0] Cnvtr
ADC0.CnvrtID.Channel = 0
ADC1.CnvrtID.Channel = 2
ADC0.CnvrtID.Channel = 2
ADC1.CnvrtID.Channel = 0
BITCLK
SDI
The following figure describes the bus waveform for a 24-bit, 48KHz capture stream with ID set to 1.
0
STREAM ID
0
[15]
[14]
[13:11]
Stream ID
Stream ID
0
Bit Number
1
STREAM TAG
0
Length
Length
Data
Data
Table 8: Multi-Converter Stream Critical Entries.
0
DATA LENGTH
Figure 4. Multi-channel timing diagram
1
Left Channel
Left Channel
Figure 3. Multi-channel capture
1
ADC0
ADC1
StrmType
FrmtSmplRate
SmplRateMultp
0
Sub Field Name
0
ADC0
L23
Right Channel
Right Channel
LEFT
ADC0
ADC1
19
ADC0
L0
ADC0
ADC0
R23
RIGHT
Left Channel
Left Channel
Stream Type (TYPE):
0: PCM
1: Non-PCM (not supported)
Sample Base Rate
0= 48kHz
1=44.1KHz
Sample Base Rate Multiple
000=48kHz/44.1kHz or less
001= x2
010= x3 (not supported)
011= x4
100-111= Reserved
DATA BLOCK
ADC1
ADC0
ADC0
R0
ADC1
L23
LEFT
Right Channel
Right Channel
ADC1
L0
ADC1
ADC1
ADC0
92HDW74C2
ADC1
R23
RIGHT
Description
ADC1
R0
PC AUDIO
V 1.0 03/08
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