92HD87 Datasheet, PDF (17/204 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+STEREO SPEAKER AMPLIFIER+CAPLESS HP+LDO
Figure 2. Multi-channel timing diagram
BITCLK
SDI
0
0
0
1
0
0
1
1
0
0
ADC0
L23
ADC0 ADC0
L0
R23
ADC0 ADC1
R0
L23
ADC1 ADC1
L0
R23
ADC1
R0
STREAM ID
DATA LENGTH
STREAM TAG
LEFT
RIGHT
LEFT
RIGHT
ADC0
ADC1
DATA BLOCK
ADC[1:0] Cnvtr
Bit Number
[15]
[14]
[13:11]
[10:8]
Sub Field Name
Description
StrmType
FrmtSmplRate
SmplRateMultp
SmplRateDiv
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
Sample Base Rate Divisor
000= Divide by 1
001= Divide by 2 (not supported)
010= Divide by 3 (not supported)
011= Divide by 4 (not supported)
100= Divide by 5 (not supported)
101= Divide by 6 (not supported)
110= Divide by 7 (not supported)
111= Divide by 8 (not supported)
Table 5: Mult-channel
IDT CONFIDENTIAL
17
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
V 0.995 01/11
92HD87